Rock Creek

Tributary of the Snake River

Recommended Fishing Water
Family Fishing Water

Rock Creek in Cassia and Twin Falls Counties is 43.4 miles in length.

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Alongside Rock Creek in Twin Falls, you will find easy stream fishing access at Rock Creek County Park, with park amenities including camping (RVs only). Stocked regularly with rainbow trout and brown trout fingerlings. The upper section of Rock Creek is on Forest Service lands above the historic townsite of Rock Creek. Beaver ponds enhance fish habitat, making the upper section of the creek a Recommended Fishing Water with plenty of forest camping options.

Facilities

Motor Restriction: No
Boat Ramp: No
Dock: No
Toilet: Handicap Accessible
Campground: Yes
ADA Access: Yes

Directions

From Blue Lakes Blvd in Twin Falls go 2.2 miles west on W Addison Ave. Turn right at the sign for Rock Creek County Park. From the parking area there is an easy walk to the creek. The park is also accessible via the non-motorized Rock Creek Canyon Parkway trail. To reach the upper section of Rock Creek from the town of Kimberly, go about 2.5 miles east on US Hwy 30. Turn right (south) on N 3800 E, which becomes Rock Creek Rd. Follow the road up the canyon into the high country.

Recommended Game Fish

Brown Trout (Salmo trutta)
Rainbow Trout (Oncorhynchus mykiss)

Species Observed in Surveys

Bridgelip Sucker Catostomus columbianus observed in 2005
Brown Trout Salmo trutta observed in 2005
Catostomus sp. Catostomus observed in 2005
Chiselmouth Chub Acrocheilus alutaceus observed in 2005
Common Carp Cyprinus carpio observed in 2005
Largescale Sucker Catostomus macrocheilus observed in 2005
Mottled Sculpin Cottus bairdi observed in 2005
Rainbow Trout Oncorhynchus mykiss observed in 2005
Rainbow Trout Oncorhynchus mykiss observed in 2005
Redside Shiner Richardsonius balteatus observed in 2005
Speckled Dace Rhinichthys osculus observed in 2005
Salmon And Trout Oncorhynchus observed in 2003
Utah Chub Gila atraria observed in 2002
Bluehead Sucker Catostomus discobolus observed in 2001
Dace Rhinichthys observed in 2001
Leopard Dace Rhinichthys falcatus observed in 2001
Longnose Dace Rhinichthys cataractae observed in 2001

Fish Stocking Records

Date	Species	Quantity	General Size

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Date	Species	Quantity	General Size
2024/08/22	Rainbow Trout	1,325	Catchable (6+ inches)
2024/07/16	Rainbow Trout	1,313	Catchable (12-14 inches)
2024/06/20	Rainbow Trout - Triploid	1,200	Catchable (12-14 inches)
2024/05/22	Rainbow Trout - Triploid	473	Catchable (12-14 inches)
2024/03/25	Rainbow Trout - Triploid	109	Catchable (6+ inches)
2024/03/25	Yellow Trout	25	Catchable (12-14 inches)
2023/10/03	Brown Trout	1,500	Catchable (6+ inches)
2023/08/16	Rainbow Trout - Triploid	1,333	Catchable (6+ inches)
2023/07/20	Rainbow Trout - Triploid	1,375	Catchable (6+ inches)
2023/06/18	Rainbow Trout - Triploid	80	Catchable (6+ inches)
2023/06/16	Rainbow Trout - Triploid	1,199	Catchable (6+ inches)
2023/05/30	Rainbow Trout - Triploid	520	Catchable (6+ inches)
2022/10/06	Brown Trout	1,489	Fingerling (3-6 inches)
2022/08/11	Rainbow Trout - Triploid	1,388	Catchable (6+ inches)
2022/07/18	Rainbow Trout - Triploid	1,325	Catchable (6+ inches)
2022/06/21	Rainbow Trout - Triploid	1,300	Catchable (6+ inches)
2022/06/17	Rainbow Trout - Triploid	100	Catchable (6+ inches)
2022/06/09	Rainbow Trout - Triploid	109	Catchable (6+ inches)
2022/05/12	Rainbow Trout - Triploid	494	Catchable (6+ inches)
2022/04/07	Rainbow Trout - Triploid	101	Catchable (6+ inches)
2022/03/09	Rainbow Trout	500	Catchable (12-14 inches)
2021/10/07	Brown Trout	2,464	Catchable (6+ inches)
2021/10/07	Rainbow Trout	548	Catchable (12-14 inches)
2021/09/02	Rainbow Trout	500	Catchable (12-14 inches)
2021/08/25	Rainbow Trout - Triploid	1,000	Catchable (6+ inches)
2021/07/13	Rainbow Trout - Triploid	1,300	Catchable (6+ inches)
2021/06/24	Rainbow Trout - Triploid	1,320	Catchable (6+ inches)
2021/05/20	Rainbow Trout - Triploid	230	Catchable (6+ inches)
2021/04/14	Rainbow Trout - Triploid	200	Catchable (6+ inches)
2021/04/05	Rainbow Trout	201	Adults
2021/02/10	Rainbow Trout	3,100	Catchable (12-14 inches)
2021/01/19	Rainbow Trout	500	Catchable (12-14 inches)
2020/11/10	Rainbow Trout	500	Catchable (12-14 inches)
2020/10/22	Rainbow Trout	500	Catchable (12-14 inches)
2020/09/25	Rainbow Trout	500	Catchable (12-14 inches)
2020/09/22	Brown Trout	1,557	Catchable (6+ inches)
2020/09/04	Rainbow Trout	470	Catchable (12-14 inches)
2020/08/24	Rainbow Trout - Triploid	1,312	Catchable (12-14 inches)
2020/07/28	Rainbow Trout - Triploid	1,334	Catchable (12-14 inches)
2020/06/21	Rainbow Trout - Triploid	1,326	Catchable (6+ inches)
2020/05/13	Rainbow Trout - Triploid	525	Catchable (6+ inches)
2019/10/09	Rainbow Trout	300	Catchable (12-14 inches)
2019/09/26	Brown Trout	1,808	Catchable (6+ inches)
2019/09/19	Rainbow Trout	250	Catchable (12-14 inches)
2019/09/05	Rainbow Trout	250	Catchable (12-14 inches)
2019/08/16	Rainbow Trout - Triploid	1,323	Catchable (6+ inches)
2019/07/01	Rainbow Trout - Triploid	598	Catchable (6+ inches)
2019/06/25	Rainbow Trout - Triploid	1,323	Catchable (6+ inches)
2019/03/26	Rainbow Trout	250	Catchable (12-14 inches)
2019/03/18	Rainbow Trout	326	Catchable (12-14 inches)
2018/11/17	Rainbow Trout	500	Catchable (12-14 inches)
2018/11/02	Rainbow Trout	500	Catchable (12-14 inches)
2018/10/17	Rainbow Trout	500	Catchable (12-14 inches)
2018/10/05	Rainbow Trout	500	Catchable (12-14 inches)
2018/09/27	Brown Trout	1,591	Catchable (6+ inches)
2018/09/19	Rainbow Trout	500	Catchable (12-14 inches)
2018/09/07	Rainbow Trout	500	Catchable (12-14 inches)
2018/08/28	Rainbow Trout - Triploid	1,323	Catchable (6+ inches)
2018/07/05	Rainbow Trout - Triploid	437	Catchable (6+ inches)
2018/07/02	Rainbow Trout - Triploid	759	Catchable (6+ inches)
2018/06/14	Rainbow Trout - Triploid	1,300	Catchable (6+ inches)
2018/05/22	Rainbow Trout - Triploid	494	Catchable (6+ inches)
2018/04/20	Rainbow Trout	250	Catchable (12-14 inches)
2018/04/05	Rainbow Trout	250	Catchable (12-14 inches)
2018/03/19	Rainbow Trout	250	Catchable (12-14 inches)
2017/11/28	Rainbow Trout	1,004	Catchable (12-14 inches)
2017/11/28	Rainbow Trout	502	Catchable (6+ inches)
2017/10/23	Rainbow Trout	500	Catchable (6+ inches)
2017/10/11	Brown Trout	1,730	Catchable (6+ inches)
2017/09/26	Rainbow Trout	500	Catchable (6+ inches)
2017/08/28	Rainbow Trout	500	Catchable (6+ inches)
2017/08/03	Rainbow Trout - Triploid	1,218	Catchable (6+ inches)
2017/07/10	Rainbow Trout - Triploid	1,335	Catchable (6+ inches)
2017/06/15	Rainbow Trout - Triploid	1,038	Catchable (6+ inches)
2016/08/11	Rainbow Trout - Triploid	1,360	Catchable (6+ inches)
2016/07/07	Rainbow Trout - Triploid	990	Catchable (6+ inches)
2016/06/08	Rainbow Trout - Triploid	1,302	Catchable (6+ inches)
2016/05/12	Rainbow Trout - Triploid	475	Catchable (6+ inches)
2015/12/09	Rainbow Trout	181	Adults
2015/10/15	Brown Trout	2,486	Catchable (6+ inches)
2015/08/20	Rainbow Trout - Triploid	1,489	Catchable (6+ inches)
2015/07/15	Rainbow Trout - Triploid	1,785	Catchable (6+ inches)
2015/03/09	Rainbow Trout	736	Catchable (6+ inches)
2015/01/21	Rainbow Trout	920	Catchable (6+ inches)
2014/11/25	Rainbow Trout	208	Adults
2014/10/30	Rainbow Trout	107	Adults
2014/10/03	Rainbow Trout	889	Catchable (6+ inches)
2014/08/13	Rainbow Trout - Triploid	1,473	Catchable (6+ inches)
2014/07/24	Rainbow Trout - Triploid	1,755	Catchable (6+ inches)
2014/06/18	Rainbow Trout - Triploid	1,438	Catchable (6+ inches)
2014/05/22	Rainbow Trout - Triploid	700	Catchable (6+ inches)
2014/02/28	Rainbow Trout	100	Adults
2014/02/25	Rainbow Trout	50	Adults
2014/02/25	Rainbow Trout	577	Catchable (6+ inches)
2014/01/17	Rainbow Trout	323	Adults
2013/12/16	Rainbow Trout	718	Catchable (6+ inches)
2013/11/14	Rainbow Trout	361	Catchable (6+ inches)
2013/11/04	Brown Trout	3,000	Catchable (6+ inches)
2013/10/25	Rainbow Trout	329	Adults
2013/09/27	Rainbow Trout	326	Catchable (6+ inches)
2013/09/10	Rainbow Trout - Triploid	1,188	Catchable (6+ inches)
2013/08/15	Rainbow Trout - Triploid	1,500	Catchable (6+ inches)
2013/07/22	Rainbow Trout - Triploid	1,207	Catchable (6+ inches)
2013/06/28	Rainbow Trout - Triploid	1,050	Catchable (6+ inches)
2013/06/14	Rainbow Trout - Triploid	1,313	Catchable (6+ inches)
2013/05/07	Rainbow Trout - Triploid	608	Catchable (6+ inches)
2013/03/08	Rainbow Trout	2,245	Catchable (6+ inches)
2013/02/26	Rainbow Trout	594	Catchable (6+ inches)
2013/02/22	Rainbow Trout	702	Catchable (6+ inches)
2013/02/12	Rainbow Trout	1,592	Catchable (6+ inches)
2013/01/29	Rainbow Trout	106	Adults
2012/12/21	Rainbow Trout	2,289	Catchable (6+ inches)
2012/10/18	Brown Trout	3,000	Catchable (6+ inches)
2012/10/05	Rainbow Trout	809	Catchable (6+ inches)
2012/08/07	Rainbow Trout - Triploid	1,470	Catchable (6+ inches)
2012/07/18	Rainbow Trout	451	Catchable (6+ inches)
2012/07/02	Rainbow Trout - Triploid	1,755	Catchable (6+ inches)
2012/06/13	Rainbow Trout - Triploid	675	Catchable (6+ inches)
2012/05/22	Rainbow Trout - Triploid	508	Catchable (6+ inches)
2012/03/13	Rainbow Trout	600	Catchable (6+ inches)
2012/02/27	Rainbow Trout	350	Adults
2012/01/26	Rainbow Trout	194	Adults
2011/10/26	Brown Trout	6,019	Catchable (6+ inches)
2011/08/25	Rainbow Trout - Triploid	920	Catchable (6+ inches)
2011/08/10	Rainbow Trout - Triploid	920	Catchable (6+ inches)
2011/07/25	Rainbow Trout - Triploid	903	Catchable (6+ inches)
2011/07/13	Rainbow Trout - Triploid	1,000	Catchable (6+ inches)
2011/06/29	Rainbow Trout - Triploid	1,430	Catchable (6+ inches)
2010/08/23	Rainbow Trout - Triploid	1,595	Catchable (6+ inches)
2010/07/26	Rainbow Trout - Triploid	1,920	Catchable (6+ inches)
2010/06/30	Rainbow Trout - Triploid	660	Catchable (6+ inches)
2010/06/11	Rainbow Trout - Triploid	650	Catchable (6+ inches)
2010/05/27	Brown Trout	4,277	Fingerling (3-6 inches)
2010/05/27	Rainbow Trout - Triploid	810	Catchable (6+ inches)
2009/08/11	Rainbow Trout - Triploid	1,560	Catchable (6+ inches)
2009/07/20	Rainbow Trout - Triploid	1,690	Catchable (6+ inches)
2009/07/07	Brown Trout	11,400	Fingerling (3-6 inches)
2009/06/29	Rainbow Trout - Triploid	1,400	Catchable (6+ inches)
2009/05/20	Rainbow Trout - Triploid	640	Catchable (6+ inches)
2008/08/18	Rainbow Trout - Triploid	900	Catchable (6+ inches)
2008/06/19	Rainbow Trout - Triploid	1,500	Catchable (6+ inches)
2007/08/21	Rainbow Trout - Triploid	1,575	Catchable (6+ inches)
2007/07/17	Rainbow Trout - Triploid	1,300	Catchable (6+ inches)
2007/07/03	Rainbow Trout - Triploid	1,960	Catchable (6+ inches)
2007/06/05	Rainbow Trout - Triploid	775	Catchable (6+ inches)
2006/08/22	Rainbow Trout - Triploid	1,595	Catchable (6+ inches)
2006/07/21	Rainbow Trout - Triploid	2,030	Catchable (6+ inches)
2006/06/30	Rainbow Trout - Triploid	1,400	Catchable (6+ inches)
2006/06/02	Rainbow Trout - Triploid	652	Catchable (6+ inches)
2005/06/22	Brown Trout	9,720	Fingerling (3-6 inches)
2005/06/20	Rainbow Trout - Triploid	1,582	Catchable (6+ inches)
2004/11/15	Rainbow Trout	1,040	Catchable (6+ inches)
2004/10/12	Rainbow Trout	1,003	Catchable (6+ inches)
2004/08/25	Rainbow Trout - Triploid	602	Catchable (6+ inches)
2004/08/11	Rainbow Trout - Triploid	602	Catchable (6+ inches)
2004/08/06	Rainbow Trout	1,003	Catchable (6+ inches)
2004/07/27	Rainbow Trout - Triploid	833	Catchable (6+ inches)
2004/07/21	Rainbow Trout - Triploid	1,044	Catchable (6+ inches)
2004/07/15	Rainbow Trout	1,057	Catchable (6+ inches)
2004/06/22	Rainbow Trout - Triploid	1,008	Catchable (6+ inches)
2004/06/15	Rainbow Trout	1,006	Catchable (6+ inches)
2003/11/04	Rainbow Trout	1,655	Catchable (6+ inches)
2003/11/03	Rainbow Trout	1,416	Catchable (6+ inches)
2003/10/24	Rainbow Trout	300	Fingerling (3-6 inches)
2003/10/14	Rainbow Trout	1,400	Catchable (6+ inches)
2003/09/18	Rainbow Trout	1,114	Catchable (6+ inches)
2003/09/16	Rainbow Trout	662	Catchable (6+ inches)
2003/07/08	Rainbow Trout - Triploid	825	Catchable (6+ inches)
2003/06/26	Rainbow Trout - Triploid	720	Catchable (6+ inches)
2003/06/12	Rainbow Trout - Triploid	800	Catchable (6+ inches)
2003/05/23	Rainbow Trout - Triploid	496	Catchable (6+ inches)
2003/04/16	Brown Trout	10,542	Fry (0-3 inches)
2002/12/13	Rainbow Trout	581	Catchable (6+ inches)
2002/09/10	Rainbow Trout - Triploid	1,000	Catchable (6+ inches)
2002/06/14	Rainbow Trout - Triploid	675	Catchable (6+ inches)
2002/05/15	Rainbow Trout - Triploid	600	Catchable (6+ inches)
2001/09/21	Rainbow Trout - Triploid	998	Catchable (6+ inches)
2001/08/31	Rainbow Trout - Triploid	998	Catchable (6+ inches)
2001/08/03	Rainbow Trout - Triploid	1,042	Catchable (6+ inches)
2001/07/20	Rainbow Trout - Triploid	1,000	Catchable (6+ inches)
2001/07/13	Rainbow Trout - Triploid	675	Catchable (6+ inches)
2001/06/29	Rainbow Trout - Triploid	674	Catchable (6+ inches)
2001/06/06	Rainbow Trout - Triploid	1,250	Catchable (6+ inches)
2001/05/25	Rainbow Trout - Triploid	1,500	Catchable (6+ inches)
2001/05/01	Rainbow Trout - Triploid	1,000	Catchable (6+ inches)
2001/04/20	Rainbow Trout - Triploid	998	Catchable (6+ inches)
2001/03/16	Rainbow Trout	1,000	Catchable (6+ inches)
2000/09/22	Rainbow Trout	1,000	Catchable (6+ inches)
2000/08/28	Rainbow Trout - Triploid	1,000	Catchable (6+ inches)
2000/08/08	Rainbow Trout - Triploid	1,000	Catchable (6+ inches)
2000/07/28	Rainbow Trout - Triploid	500	Catchable (6+ inches)
2000/07/14	Rainbow Trout - Triploid	500	Catchable (6+ inches)
2000/06/07	Rainbow Trout - Triploid	1,000	Catchable (6+ inches)
2000/05/24	Rainbow Trout - Triploid	500	Catchable (6+ inches)
2000/03/03	Rainbow Trout	1,000	Catchable (6+ inches)
1999/09/30	Rainbow Trout	1,000	Catchable (6+ inches)
1999/09/03	Rainbow Trout	1,000	Catchable (6+ inches)
1999/07/23	Rainbow Trout	1,000	Catchable (6+ inches)
1999/05/28	Rainbow Trout	1,000	Catchable (6+ inches)
1999/05/06	Rainbow Trout	1,000	Catchable (6+ inches)
1999/03/05	Rainbow Trout	1,000	Catchable (6+ inches)
1998/10/09	Rainbow Trout	5,049	Fingerling (3-6 inches)
1998/09/30	Rainbow Trout	1,000	Catchable (6+ inches)
1998/09/04	Rainbow Trout	500	Catchable (6+ inches)
1998/07/24	Rainbow Trout	1,000	Catchable (6+ inches)
1998/06/05	Rainbow Trout	1,000	Catchable (6+ inches)
1998/05/22	Rainbow Trout	1,000	Catchable (6+ inches)
1998/05/07	Brown Trout	27,000	Fingerling (3-6 inches)
1998/02/27	Rainbow Trout	1,000	Catchable (6+ inches)
1997/10/14	Rainbow Trout	4,968	Fingerling (3-6 inches)
1997/10/03	Rainbow Trout	1,000	Catchable (6+ inches)
1997/08/29	Rainbow Trout	1,000	Catchable (6+ inches)
1997/08/01	Rainbow Trout	1,000	Catchable (6+ inches)
1997/07/10	Rainbow Trout	1,000	Catchable (6+ inches)
1997/06/05	Rainbow Trout	1,000	Catchable (6+ inches)
1997/05/09	Rainbow Trout	1,000	Catchable (6+ inches)
1997/05/08	Brown Trout	22,750	Fingerling (3-6 inches)
1997/03/07	Rainbow Trout	1,500	Catchable (6+ inches)
1996/10/08	Rainbow Trout	1,000	Catchable (6+ inches)
1996/08/29	Rainbow Trout	1,000	Catchable (6+ inches)
1996/08/01	Rainbow Trout	1,200	Catchable (6+ inches)
1996/06/29	Rainbow Trout	1,000	Catchable (6+ inches)
1996/06/27	Rainbow Trout	1,800	Catchable (6+ inches)
1996/05/31	Rainbow Trout	1,100	Catchable (6+ inches)
1996/05/28	Brown Trout	27,950	Fingerling (3-6 inches)
1996/05/06	Rainbow Trout	1,000	Catchable (6+ inches)
1996/03/14	Rainbow Trout	1,500	Catchable (6+ inches)
1995/10/26	Rainbow Trout	330	Catchable (6+ inches)
1995/10/25	Rainbow Trout	1,000	Catchable (6+ inches)
1995/09/18	Rainbow Trout	350	Catchable (6+ inches)
1995/09/15	Rainbow Trout	500	Catchable (6+ inches)
1995/09/08	Rainbow Trout	1,000	Catchable (6+ inches)
1995/09/01	Rainbow Trout	1,250	Catchable (6+ inches)
1995/08/25	Rainbow Trout	750	Catchable (6+ inches)
1995/08/11	Rainbow Trout	750	Catchable (6+ inches)
1995/08/01	Rainbow Trout	1,000	Catchable (6+ inches)
1995/07/21	Rainbow Trout	1,550	Catchable (6+ inches)
1995/07/17	Rainbow Trout	1,000	Catchable (6+ inches)
1995/06/08	Rainbow Trout	1,000	Catchable (6+ inches)
1995/05/10	Brown Trout	27,000	Fingerling (3-6 inches)
1995/05/09	Rainbow Trout	300	Adults
1995/03/09	Rainbow Trout	315	Catchable (6+ inches)
1995/03/02	Rainbow Trout	1,500	Catchable (6+ inches)
1994/10/13	Rainbow Trout - Triploid	570	Catchable (6+ inches)
1994/10/07	Rainbow Trout	530	Catchable (6+ inches)
1994/09/15	Rainbow Trout - Triploid	500	Catchable (6+ inches)
1994/09/02	Rainbow Trout	303	Adults
1994/08/01	Rainbow Trout - Triploid	1,000	Catchable (6+ inches)
1994/07/27	Rainbow Trout - Triploid	500	Catchable (6+ inches)
1994/07/08	Rainbow Trout	50,575	Fry (0-3 inches)
1994/06/30	Rainbow Trout	320	Adults
1994/06/30	Rainbow Trout - Triploid	500	Catchable (6+ inches)
1994/06/06	Rainbow Trout - Triploid	1,000	Catchable (6+ inches)
1994/05/25	Rainbow Trout	252	Adults
1994/05/19	Rainbow Trout - Triploid	1,000	Catchable (6+ inches)
1994/05/16	Brown Trout	27,000	Fingerling (3-6 inches)
1994/05/10	Rainbow Trout - Triploid	1,000	Catchable (6+ inches)
1994/03/21	Rainbow Trout - Triploid	500	Catchable (6+ inches)
1994/01/05	Rainbow Trout	26	Adults
1993/10/21	Rainbow Trout	450	Catchable (6+ inches)
1993/09/29	Rainbow Trout	450	Catchable (6+ inches)
1993/09/15	Rainbow Trout	450	Catchable (6+ inches)
1993/09/13	Rainbow Trout	2,175	Catchable (6+ inches)
1993/08/03	Rainbow Trout	508	Catchable (6+ inches)
1993/07/23	Rainbow Trout	450	Catchable (6+ inches)
1993/07/19	Rainbow Trout	698	Catchable (6+ inches)
1993/07/02	Rainbow Trout	1,200	Catchable (6+ inches)
1993/06/28	Rainbow Trout	450	Catchable (6+ inches)
1993/06/22	Rainbow Trout	2,050	Catchable (6+ inches)
1993/05/20	Brown Trout	27,200	Fingerling (3-6 inches)
1993/05/07	Rainbow Trout	500	Catchable (6+ inches)
1993/04/14	Rainbow Trout	500	Catchable (6+ inches)
1992/10/06	Rainbow Trout	500	Catchable (6+ inches)
1992/09/10	Rainbow Trout	1,700	Catchable (6+ inches)
1992/08/11	Rainbow Trout	1,700	Catchable (6+ inches)
1992/06/29	Rainbow Trout	1,200	Catchable (6+ inches)
1992/06/25	Rainbow Trout - Triploid	500	Catchable (6+ inches)
1992/06/09	Rainbow Trout - Triploid	1,200	Catchable (6+ inches)
1992/06/08	Rainbow Trout - Triploid	500	Catchable (6+ inches)
1992/05/18	Rainbow Trout - Triploid	3,000	Catchable (6+ inches)
1992/05/13	Brown Trout	27,040	Fingerling (3-6 inches)
1992/05/11	Rainbow Trout - Triploid	500	Catchable (6+ inches)
1992/03/25	Rainbow Trout	33,750	Fingerling (3-6 inches)
1992/03/23	Rainbow Trout	700	Catchable (6+ inches)
1991/11/08	Rainbow Trout	175	Adults
1991/09/16	Rainbow Trout	1,200	Catchable (6+ inches)
1991/08/29	Rainbow Trout	500	Catchable (6+ inches)
1991/08/21	Rainbow Trout	572	Adults
1991/08/21	Rainbow Trout	628	Catchable (6+ inches)
1991/08/09	Rainbow Trout	500	Catchable (6+ inches)
1991/07/24	Rainbow Trout	359	Adults
1991/07/24	Rainbow Trout	841	Catchable (6+ inches)
1991/07/19	Rainbow Trout	500	Catchable (6+ inches)
1991/06/28	Rainbow Trout	600	Fingerling (3-6 inches)
1991/06/26	Rainbow Trout	600	Adults
1991/05/22	Rainbow Trout	1,500	Adults
1991/05/22	Rainbow Trout	1,492	Fingerling (3-6 inches)
1991/05/15	Brown Trout	27,000	Fingerling (3-6 inches)
1991/05/08	Rainbow Trout - Triploid	500	Catchable (6+ inches)
1991/04/29	Rainbow Trout	30,150	Fingerling (3-6 inches)
1991/03/13	Rainbow Trout	550	Catchable (6+ inches)
1991/01/23	Rainbow Trout	150	Adults
1990/10/23	Rainbow Trout	210	Adults
1990/09/10	Rainbow Trout	1,233	Catchable (6+ inches)
1990/08/14	Rainbow Trout	1,200	Catchable (6+ inches)
1990/07/25	Rainbow Trout	1,200	Catchable (6+ inches)
1990/06/21	Rainbow Trout	1,200	Catchable (6+ inches)
1990/05/14	Rainbow Trout	4,009	Catchable (6+ inches)
1990/04/27	Brown Trout	20,078	Fry (0-3 inches)
1990/03/12	Rainbow Trout	1,078	Catchable (6+ inches)
1989/07/13	Rainbow Trout	1,221	Catchable (6+ inches)
1989/06/19	Rainbow Trout	1,890	Catchable (6+ inches)
1989/06/02	Brown Trout	13,455	Fingerling (3-6 inches)
1989/05/18	Rainbow Trout	3,600	Fingerling (3-6 inches)
1989/04/12	Brown Trout	17,500	Fingerling (3-6 inches)
1988/09/13	Rainbow Trout	1,377	Catchable (6+ inches)
1988/08/09	Rainbow Trout	1,404	Catchable (6+ inches)
1988/07/11	Rainbow Trout	1,350	Catchable (6+ inches)
1988/06/06	Rainbow Trout	1,972	Catchable (6+ inches)
1988/05/11	Rainbow Trout	2,130	Catchable (6+ inches)
1988/05/05	Rainbow Trout	2,477	Catchable (6+ inches)
1988/03/14	Brown Trout	30,324	Fingerling (3-6 inches)
1987/09/16	Rainbow Trout	1,440	Catchable (6+ inches)
1987/08/04	Rainbow Trout	1,356	Catchable (6+ inches)
1987/07/08	Rainbow Trout	1,356	Catchable (6+ inches)
1987/06/16	Rainbow Trout	380	Catchable (6+ inches)
1987/06/11	Rainbow Trout	1,570	Catchable (6+ inches)
1987/06/08	Brown Trout	5,375	Fingerling (3-6 inches)
1987/05/15	Rainbow Trout	3,612	Catchable (6+ inches)
1987/05/11	Brown Trout	31,282	Fingerling (3-6 inches)
1986/09/30	Rainbow Trout	1,350	Catchable (6+ inches)
1986/08/19	Rainbow Trout	1,350	Catchable (6+ inches)
1986/07/10	Rainbow Trout	1,350	Catchable (6+ inches)
1986/06/20	Rainbow Trout	1,951	Catchable (6+ inches)
1986/06/15	Brown Trout	34,155	Fingerling (3-6 inches)
1986/05/14	Rainbow Trout	2,649	Catchable (6+ inches)
1986/05/13	Rainbow Trout	2,025	Catchable (6+ inches)
1986/01/28	Rainbow Trout	82	Adults
1985/08/19	Rainbow Trout	1,000	Fingerling (3-6 inches)
1985/07/23	Rainbow Trout	1,008	Catchable (6+ inches)
1985/07/03	Rainbow Trout	100	Adults
1985/07/03	Rainbow Trout	1,920	Catchable (6+ inches)
1985/06/13	Brown Trout	11,043	Fingerling (3-6 inches)
1985/06/13	Rainbow Trout	2,030	Catchable (6+ inches)
1985/06/12	Brown Trout	18,930	Fingerling (3-6 inches)
1985/06/04	Rainbow Trout	464	Catchable (6+ inches)
1985/05/15	Rainbow Trout	2,170	Catchable (6+ inches)
1985/04/15	Rainbow Trout	75	Adults
1984/09/28	Rainbow Trout	1,380	Catchable (6+ inches)
1984/09/05	Rainbow Trout	1,440	Catchable (6+ inches)
1984/08/23	Rainbow Trout	1,150	Catchable (6+ inches)
1984/08/08	Rainbow Trout	1,400	Catchable (6+ inches)
1984/07/24	Rainbow Trout	1,410	Catchable (6+ inches)
1984/07/03	Rainbow Trout	1,365	Catchable (6+ inches)
1983/08/31	Rainbow Trout	1,150	Catchable (6+ inches)
1983/08/05	Rainbow Trout	2,338	Fingerling (3-6 inches)
1983/07/18	Rainbow Trout	1,400	Catchable (6+ inches)
1983/07/05	Brown Trout	15,075	Fingerling (3-6 inches)
1983/06/20	Rainbow Trout	1,075	Catchable (6+ inches)
1983/05/25	Rainbow Trout	1,050	Catchable (6+ inches)
1983/05/23	Brown Trout	15,345	Fingerling (3-6 inches)
1982/09/01	Rainbow Trout	1,720	Catchable (6+ inches)
1982/08/04	Rainbow Trout	2,030	Fingerling (3-6 inches)
1982/07/19	Rainbow Trout	1,330	Catchable (6+ inches)
1982/06/28	Rainbow Trout	1,540	Catchable (6+ inches)
1982/06/22	Rainbow Trout	1,167	Catchable (6+ inches)
1982/06/21	Brown Trout	8,200	Fingerling (3-6 inches)
1982/06/16	Brown Trout	10,400	Fingerling (3-6 inches)
1982/06/10	Brown Trout	10,400	Fingerling (3-6 inches)
1982/06/02	Rainbow Trout	1,295	Catchable (6+ inches)
1982/05/19	Rainbow Trout	1,155	Catchable (6+ inches)
1981/09/02	Rainbow Trout	1,200	Catchable (6+ inches)
1981/08/04	Rainbow Trout	1,855	Fingerling (3-6 inches)
1981/07/28	Rainbow Trout	2,800	Catchable (6+ inches)
1981/07/27	Rainbow Trout	1,400	Catchable (6+ inches)
1981/07/15	Brown Trout	30,000	Fry (0-3 inches)
1981/07/08	Rainbow Trout	1,050	Catchable (6+ inches)
1981/06/29	Rainbow Trout	1,155	Catchable (6+ inches)
1981/06/17	Rainbow Trout	630	Catchable (6+ inches)
1981/06/02	Rainbow Trout	630	Catchable (6+ inches)
1981/05/11	Rainbow Trout	1,050	Catchable (6+ inches)
1980/08/27	Rainbow Trout	742	Catchable (6+ inches)
1980/08/06	Rainbow Trout	1,330	Catchable (6+ inches)
1980/07/23	Rainbow Trout	1,560	Fingerling (3-6 inches)
1980/07/10	Rainbow Trout	1,440	Catchable (6+ inches)
1980/07/03	Rainbow Trout	1,240	Catchable (6+ inches)
1980/06/19	Rainbow Trout	6,678	Fingerling (3-6 inches)
1980/06/18	Rainbow Trout	1,320	Catchable (6+ inches)
1980/06/06	Rainbow Trout	11,875	Fingerling (3-6 inches)
1980/05/22	Rainbow Trout	945	Catchable (6+ inches)
1980/03/27	Rainbow Trout	16,800	Fingerling (3-6 inches)
1979/09/18	Rainbow Trout	1,040	Catchable (6+ inches)
1979/08/20	Rainbow Trout	1,295	Catchable (6+ inches)
1979/07/18	Rainbow Trout	1,680	Catchable (6+ inches)
1979/07/15	Rainbow Trout	5,000	Catchable (6+ inches)
1979/07/14	Rainbow Trout	11,000	Fingerling (3-6 inches)
1979/07/02	Rainbow Trout	1,410	Catchable (6+ inches)
1979/06/06	Rainbow Trout	1,050	Catchable (6+ inches)
1979/05/16	Rainbow Trout	1,120	Catchable (6+ inches)
1978/08/21	Rainbow Trout	4,200	Fingerling (3-6 inches)
1978/08/16	Rainbow Trout	3,990	Fingerling (3-6 inches)
1978/07/18	Rainbow Trout	2,870	Catchable (6+ inches)
1978/06/16	Rainbow Trout	2,800	Catchable (6+ inches)
1978/06/01	Rainbow Trout	1,050	Catchable (6+ inches)
1977/09/01	Rainbow Trout	1,330	Catchable (6+ inches)
1977/08/05	Rainbow Trout	1,380	Catchable (6+ inches)
1977/07/01	Rainbow Trout	1,435	Catchable (6+ inches)
1977/05/25	Rainbow Trout	1,435	Catchable (6+ inches)
1977/05/19	Rainbow Trout	945	Catchable (6+ inches)
1976/08/25	Rainbow Trout	1,920	Catchable (6+ inches)
1976/07/16	Rainbow Trout	1,400	Catchable (6+ inches)
1976/06/30	Rainbow Trout	1,225	Catchable (6+ inches)
1976/06/28	Rainbow Trout	1,400	Catchable (6+ inches)
1976/05/24	Rainbow Trout	1,225	Catchable (6+ inches)
1976/05/20	Rainbow Trout	1,225	Catchable (6+ inches)
1976/02/09	Rainbow Trout	390	Fingerling (3-6 inches)
1975/10/20	Cutthroat Trout - Unspecified	9,342	Fry (0-3 inches)
1975/08/28	Rainbow Trout	1,040	Catchable (6+ inches)
1975/07/31	Rainbow Trout	1,202	Catchable (6+ inches)
1975/07/15	Brown Trout	8,820	Fingerling (3-6 inches)
1975/07/07	Rainbow Trout	1,295	Catchable (6+ inches)
1975/06/16	Rainbow Trout	1,050	Catchable (6+ inches)
1975/06/10	Rainbow Trout	1,085	Catchable (6+ inches)
1974/08/20	Rainbow Trout	1,197	Catchable (6+ inches)
1974/07/02	Rainbow Trout	1,040	Catchable (6+ inches)
1974/06/11	Rainbow Trout	570	Catchable (6+ inches)
1974/05/22	Rainbow Trout	1,200	Catchable (6+ inches)
1974/05/06	Rainbow Trout	1,120	Catchable (6+ inches)
1973/07/27	Rainbow Trout	1,190	Catchable (6+ inches)
1973/06/25	Rainbow Trout	1,085	Catchable (6+ inches)
1973/06/08	Rainbow Trout	990	Catchable (6+ inches)
1973/05/21	Rainbow Trout	1,155	Catchable (6+ inches)
1973/05/16	Rainbow Trout	1,387	Catchable (6+ inches)
1972/08/31	Cutthroat Trout - Unspecified	4,860	Fry (0-3 inches)
1972/08/31	Rainbow Trout	1,260	Catchable (6+ inches)
1972/08/17	Rainbow Trout	1,085	Catchable (6+ inches)
1972/07/21	Rainbow Trout	988	Catchable (6+ inches)
1972/06/28	Rainbow Trout	910	Catchable (6+ inches)
1972/06/01	Rainbow Trout	910	Catchable (6+ inches)
1972/05/22	Rainbow Trout	1,015	Catchable (6+ inches)
1972/05/08	Rainbow Trout	1,085	Catchable (6+ inches)
1972/02/21	Rainbow Trout	570	Catchable (6+ inches)
1971/10/28	Cutthroat Trout - Unspecified	2,075	Fry (0-3 inches)
1971/07/23	Rainbow Trout	1,008	Catchable (6+ inches)
1971/07/01	Rainbow Trout	976	Catchable (6+ inches)
1971/06/15	Rainbow Trout	1,040	Catchable (6+ inches)
1971/05/27	Rainbow Trout	2,170	Catchable (6+ inches)
1970/10/20	Rainbow Trout	300	Catchable (6+ inches)
1970/09/03	Rainbow Trout	1,122	Catchable (6+ inches)
1970/07/24	Rainbow Trout	891	Catchable (6+ inches)
1970/07/01	Rainbow Trout	990	Catchable (6+ inches)
1970/06/12	Rainbow Trout	1,015	Catchable (6+ inches)
1970/02/03	Rainbow Trout	1,330	Catchable (6+ inches)
1969/08/30	Rainbow Trout	1,353	Catchable (6+ inches)
1969/08/19	Rainbow Trout	1,353	Catchable (6+ inches)
1969/07/23	Rainbow Trout	900	Catchable (6+ inches)
1969/07/14	Rainbow Trout	910	Catchable (6+ inches)
1969/07/11	Rainbow Trout	840	Catchable (6+ inches)
1969/07/02	Rainbow Trout	980	Catchable (6+ inches)
1969/06/05	Rainbow Trout	875	Catchable (6+ inches)
1969/05/27	Rainbow Trout	770	Catchable (6+ inches)
1969/05/26	Rainbow Trout	980	Catchable (6+ inches)
1969/05/13	Rainbow Trout	900	Catchable (6+ inches)
1969/01/17	Rainbow Trout	900	Catchable (6+ inches)
1968/10/21	Cutthroat Trout - Unspecified	2,400	Fry (0-3 inches)
1968/07/26	Rainbow Trout	1,138	Catchable (6+ inches)
1968/07/25	Rainbow Trout	1,138	Catchable (6+ inches)
1968/07/05	Rainbow Trout	1,050	Catchable (6+ inches)
1968/06/13	Rainbow Trout	810	Catchable (6+ inches)
1968/06/10	Rainbow Trout	975	Catchable (6+ inches)
1968/05/16	Rainbow Trout	870	Catchable (6+ inches)
1968/05/14	Rainbow Trout	943	Catchable (6+ inches)
1968/04/25	Rainbow Trout	660	Catchable (6+ inches)

Source: IDFG Fish Stocking Database.

Licenses and Tags

Online
By phone & credit card:
1-800-554-8685
License Vendors
IDFG Offices

Learn more about IDFG Licenses, Tags & Permits

Best fishing is before and after spring runoff. There is RV camping only in Rock Creek County Park in Twin Falls. Additional camping options are available near the creek in the forest south of Twin Falls.

Fishing Rules, 2025 - 2027

All Waters Open All Year

Except as modified in Special Rules
Fishing is not allowed within the posted upstream and downstream boundary of any fish weir or trap.

Daily Bag Limits

The following daily bag limits apply to all waters within each region except as modified in the Special Rules. The possession limit is 3-times the daily bag limit.

Special Rules

No Special Rules for Rock Creek.

Magic Valley Region Bag Limits

Bass (Largemouth and Smallmouth)

Bass limit is 6, both species combined
None under 12 inches

Brook Trout

Brook Trout limit is 25
Harvest allowed during any open season unless otherwise noted under Special Rules - if gear or bait restrictions are listed, they apply when fishing for Brook Trout

Bull Trout

Bull Trout - catch-and-release

Kokanee

Kokanee limit is 6

Sturgeon

Sturgeon - catch-and-release
Sturgeon must not be removed from the water and must be released upon landing
Barbless hooks, sliding swivel device to secure a weight, and a lighter test line to secure weight to sliding swivel device are required. See fishing regulations for details

Tiger Muskie

Tiger Muskie limit is 2, none under 40 inches

Trout includes Brown Trout, Lake Trout, Golden Trout, Arctic Grayling, Cutthroat Trout, Rainbow Trout, land-locked Chinook and Coho Salmon, trout hydrids (.e.g. Tiger Trout)

Trout limit is 6, all species combined
In rivers and streams, only 2 of the 6 trout may be Cutthroat Trout
Bull Trout and Brook Trout are listed separately

Walleye

Walleye limit is 6

Whitefish

Whitefish limit is 25
Harvest allowed during any open season unless otherwise noted under Special Rules - if gear or bait restrictions are listed, they apply when fishing for whitefish

Protected Nongame Fish includes Northern Leatherside Chub, Shoshone Sculpin, Wood River Sculpin, and Bluehead Sucker (also known as Green Sucker)

May not be harvested or possessed

All Other Fish Species includes bullfrogs and crayfish

No bag, length or possession limit

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