Ashton Reservoir

Upper Henrys Basin

  • Recommended Fishing Water
  • Family Fishing Water

Ashton Reservoir in Fremont County is 371.6 acres at an elevation of 5,154 feet above sea level.

A scenic 400 acre reservoir on the Henrys Fork, Ashton Reservoir is known for rainbow trout and is also home to the state record brown trout. Fish from the fishing dock at the access site, from shore, or from watercraft.
Travel north on US Highway 20, past the town of Ashton. Immediately after crossing the Henrys Fork, turn left and travel about 0.4 mile to the Ashton Reservoir access site. Find additional access by going west at Ashton on Main St about 3.7 miles and turn left just before the river. Both access areas have a boat ramp and small parking area.

Facilities

Motor Restriction
No
Boat Ramp
Yes
Dock
Yes
Toilet
ADA
Campground
No
ADA Access
Yes

Recommended Game Fish

Fish Species Observed in Surveys since 1990

Fish Stocking Records

Date Species Quantity General Size Location
6/19/2018 Rainbow Trout 6,600 Greater than 6 inches Ashton Reservoir
6/18/2018 Rainbow Trout 32,151 Greater than 6 inches Ashton Reservoir
6/27/2017 Rainbow Trout 12,917 Greater than 6 inches Ashton Reservoir
5/31/2017 Rainbow Trout 12,915 Greater than 6 inches Ashton Reservoir
5/2/2017 Rainbow Trout 12,919 Greater than 6 inches Ashton Reservoir
7/7/2016 Rainbow Trout 12,300 Greater than 6 inches Ashton Reservoir
6/6/2016 Rainbow Trout 13,020 Greater than 6 inches Ashton Reservoir
6/1/2016 Rainbow Trout 800 Greater than 6 inches Ashton Reservoir
5/6/2016 Rainbow Trout 12,653 Greater than 6 inches Ashton Reservoir
7/29/2015 Rainbow Trout 11,350 Greater than 6 inches Ashton Reservoir
6/22/2015 Rainbow Trout 13,700 Greater than 6 inches Ashton Reservoir
5/21/2015 Rainbow Trout 700 Greater than 6 inches Ashton Reservoir
5/14/2015 Rainbow Trout 13,000 Greater than 6 inches Ashton Reservoir
10/31/2014 Rainbow Trout 400 Greater than 6 inches Ashton Reservoir
6/25/2014 Rainbow Trout 13,400 Greater than 6 inches Ashton Reservoir
6/4/2014 Rainbow Trout 11,600 Greater than 6 inches Ashton Reservoir
5/1/2014 Rainbow Trout 16,771 Greater than 6 inches Ashton Reservoir
6/24/2013 Rainbow Trout 400 Greater than 6 inches Ashton Reservoir
6/11/2013 Rainbow Trout 28,930 Greater than 6 inches Ashton Reservoir
5/24/2013 Rainbow Trout 3,875 Greater than 6 inches Ashton Reservoir
5/2/2013 Rainbow Trout 7,750 Greater than 6 inches Ashton Reservoir
8/16/2010 Rainbow Trout 1,750 Greater than 6 inches Ashton Reservoir
8/2/2010 Rainbow Trout 3,375 Greater than 6 inches Ashton Reservoir
7/19/2010 Rainbow Trout 1,620 Greater than 6 inches Ashton Reservoir
7/19/2010 Rainbow Trout 1,890 Greater than 6 inches Ashton Reservoir
7/6/2010 Rainbow Trout 1,800 Greater than 6 inches Ashton Reservoir
7/6/2010 Rainbow Trout 1,650 Greater than 6 inches Ashton Reservoir
6/21/2010 Rainbow Trout 1,490 Greater than 6 inches Ashton Reservoir
6/21/2010 Rainbow Trout 1,960 Greater than 6 inches Ashton Reservoir
6/1/2010 Rainbow Trout 1,520 Greater than 6 inches Ashton Reservoir
6/1/2010 Rainbow Trout 1,920 Greater than 6 inches Ashton Reservoir
5/17/2010 Rainbow Trout 2,635 Greater than 6 inches Ashton Reservoir
5/17/2010 Rainbow Trout 825 Greater than 6 inches Ashton Reservoir
5/10/2010 Rainbow Trout 2,240 Greater than 6 inches Ashton Reservoir
5/10/2010 Rainbow Trout 1,360 Greater than 6 inches Ashton Reservoir
4/12/2010 Rainbow Trout 3,263 Greater than 6 inches Ashton Reservoir
4/12/2010 Rainbow Trout 2,870 Greater than 6 inches Ashton Reservoir
11/20/2009 Rainbow Trout 990 Greater than 6 inches Ashton Reservoir
9/1/2009 Rainbow Trout 2,100 Greater than 6 inches Ashton Reservoir
9/1/2009 Rainbow Trout 2,400 Greater than 6 inches Ashton Reservoir
9/1/2009 Rainbow Trout 2,250 Greater than 6 inches Ashton Reservoir
9/1/2009 Rainbow Trout 375 Greater than 6 inches Ashton Reservoir
8/18/2009 Rainbow Trout 1,840 Greater than 6 inches Ashton Reservoir
8/18/2009 Rainbow Trout 1,800 Greater than 6 inches Ashton Reservoir
8/3/2009 Rainbow Trout 1,890 Greater than 6 inches Ashton Reservoir
8/3/2009 Rainbow Trout 1,550 Greater than 6 inches Ashton Reservoir
7/21/2009 Rainbow Trout 1,680 Greater than 6 inches Ashton Reservoir
7/21/2009 Rainbow Trout 1,400 Greater than 6 inches Ashton Reservoir
7/6/2009 Rainbow Trout 1,015 Greater than 6 inches Ashton Reservoir
7/6/2009 Rainbow Trout 2,432 Greater than 6 inches Ashton Reservoir
6/24/2009 Rainbow Trout 1,740 Greater than 6 inches Ashton Reservoir
6/24/2009 Rainbow Trout 1,885 Greater than 6 inches Ashton Reservoir
6/2/2009 Rainbow Trout 3,450 Greater than 6 inches Ashton Reservoir
5/18/2009 Rainbow Trout 3,450 Greater than 6 inches Ashton Reservoir
4/22/2009 Rainbow Trout 3,402 Greater than 6 inches Ashton Reservoir
9/16/2008 Rainbow Trout 2,805 Greater than 6 inches Ashton Reservoir
8/28/2008 Rainbow Trout 1,161 Greater than 6 inches Ashton Reservoir
8/28/2008 Rainbow Trout 3,188 Greater than 6 inches Ashton Reservoir
8/18/2008 Rainbow Trout 3,237 Greater than 6 inches Ashton Reservoir
8/5/2008 Rainbow Trout 2,120 Greater than 6 inches Ashton Reservoir
8/5/2008 Rainbow Trout 1,350 Greater than 6 inches Ashton Reservoir
7/22/2008 Rainbow Trout 3,480 Greater than 6 inches Ashton Reservoir
7/8/2008 Rainbow Trout 1,875 Greater than 6 inches Ashton Reservoir
7/8/2008 Rainbow Trout 1,320 Greater than 6 inches Ashton Reservoir
6/24/2008 Rainbow Trout 3,437 Greater than 6 inches Ashton Reservoir
6/6/2008 Rainbow Trout 200 Greater than 6 inches Ashton Reservoir
6/6/2008 Rainbow Trout 3,230 Greater than 6 inches Ashton Reservoir
5/23/2008 Rainbow Trout 2,025 Greater than 6 inches Ashton Reservoir
5/23/2008 Rainbow Trout 1,449 Greater than 6 inches Ashton Reservoir
5/5/2008 Rainbow Trout 3,525 Greater than 6 inches Ashton Reservoir
9/6/2007 Rainbow Trout 7,041 Greater than 6 inches Ashton Reservoir
8/28/2007 Rainbow Trout 3,450 Greater than 6 inches Ashton Reservoir
8/15/2007 Rainbow Trout 1,080 Greater than 6 inches Ashton Reservoir
8/6/2007 Rainbow Trout 4,006 Greater than 6 inches Ashton Reservoir
7/25/2007 Rainbow Trout 1,748 Greater than 6 inches Ashton Reservoir
7/9/2007 Rainbow Trout 3,447 Greater than 6 inches Ashton Reservoir
6/29/2007 Rainbow Trout 3,456 Greater than 6 inches Ashton Reservoir
6/7/2007 Rainbow Trout 3,280 Greater than 6 inches Ashton Reservoir
5/22/2007 Rainbow Trout 3,439 Greater than 6 inches Ashton Reservoir
5/8/2007 Rainbow Trout 3,430 Greater than 6 inches Ashton Reservoir
10/4/2006 Rainbow Trout 1,430 Greater than 6 inches Ashton Reservoir
9/26/2006 Rainbow Trout 2,072 Greater than 6 inches Ashton Reservoir
9/14/2006 Rainbow Trout 3,135 Greater than 6 inches Ashton Reservoir
9/13/2006 Rainbow Trout 3,237 Greater than 6 inches Ashton Reservoir
8/28/2006 Rainbow Trout 3,442 Greater than 6 inches Ashton Reservoir
8/10/2006 Rainbow Trout 3,229 Greater than 6 inches Ashton Reservoir
7/27/2006 Rainbow Trout 3,438 Greater than 6 inches Ashton Reservoir
7/10/2006 Rainbow Trout 3,480 Greater than 6 inches Ashton Reservoir
6/28/2006 Rainbow Trout 3,406 Greater than 6 inches Ashton Reservoir
6/9/2006 Rainbow Trout 3,484 Greater than 6 inches Ashton Reservoir
5/22/2006 Rainbow Trout 4,174 Greater than 6 inches Ashton Reservoir
9/14/2005 Rainbow Trout 6,973 Greater than 6 inches Ashton Reservoir
8/31/2005 Rainbow Trout 3,433 Greater than 6 inches Ashton Reservoir
8/8/2005 Rainbow Trout 3,425 Greater than 6 inches Ashton Reservoir
7/27/2005 Rainbow Trout 3,430 Greater than 6 inches Ashton Reservoir
7/11/2005 Rainbow Trout 3,324 Greater than 6 inches Ashton Reservoir
7/1/2005 Rainbow Trout 3,435 Greater than 6 inches Ashton Reservoir
6/20/2005 Rainbow Trout 3,461 Greater than 6 inches Ashton Reservoir
5/26/2005 Rainbow Trout 3,456 Greater than 6 inches Ashton Reservoir
5/10/2005 Rainbow Trout 3,448 Greater than 6 inches Ashton Reservoir
9/9/2004 Rainbow Trout 6,868 Greater than 6 inches Ashton Reservoir
8/17/2004 Rainbow Trout 3,437 Greater than 6 inches Ashton Reservoir
8/3/2004 Rainbow Trout 3,393 Greater than 6 inches Ashton Reservoir
7/20/2004 Rainbow Trout 3,550 Greater than 6 inches Ashton Reservoir
7/8/2004 Rainbow Trout 3,442 Greater than 6 inches Ashton Reservoir
6/30/2004 Rainbow Trout 3,454 Greater than 6 inches Ashton Reservoir
6/8/2004 Rainbow Trout 3,434 Greater than 6 inches Ashton Reservoir
5/27/2004 Rainbow Trout 3,445 Greater than 6 inches Ashton Reservoir
5/13/2004 Rainbow Trout 3,402 Greater than 6 inches Ashton Reservoir
9/29/2003 Rainbow Trout 3,288 Greater than 6 inches Ashton Reservoir
9/9/2003 Rainbow Trout 3,445 Greater than 6 inches Ashton Reservoir
8/19/2003 Rainbow Trout 3,442 Greater than 6 inches Ashton Reservoir
8/7/2003 Rainbow Trout 3,666 Greater than 6 inches Ashton Reservoir
7/28/2003 Rainbow Trout 871 Greater than 6 inches Ashton Reservoir
7/22/2003 Rainbow Trout 2,563 Greater than 6 inches Ashton Reservoir
7/8/2003 Rainbow Trout 3,443 Greater than 6 inches Ashton Reservoir
6/27/2003 Rainbow Trout 819 Greater than 6 inches Ashton Reservoir
6/24/2003 Rainbow Trout 2,622 Greater than 6 inches Ashton Reservoir
6/10/2003 Rainbow Trout 3,308 Greater than 6 inches Ashton Reservoir
5/27/2003 Rainbow Trout 3,438 Greater than 6 inches Ashton Reservoir
5/13/2003 Rainbow Trout 3,432 Greater than 6 inches Ashton Reservoir
9/23/2002 Rainbow Trout 2,646 Greater than 6 inches Ashton Reservoir
9/11/2002 Rainbow Trout 2,808 Greater than 6 inches Ashton Reservoir
8/28/2002 Rainbow Trout 2,700 Greater than 6 inches Ashton Reservoir
8/13/2002 Rainbow Trout 2,723 Greater than 6 inches Ashton Reservoir
7/24/2002 Rainbow Trout 2,805 Greater than 6 inches Ashton Reservoir
7/9/2002 Rainbow Trout 2,747 Greater than 6 inches Ashton Reservoir
6/25/2002 Rainbow Trout 2,750 Greater than 6 inches Ashton Reservoir
6/13/2002 Rainbow Trout 2,744 Greater than 6 inches Ashton Reservoir
5/30/2002 Rainbow Trout 2,762 Greater than 6 inches Ashton Reservoir
5/15/2002 Rainbow Trout 2,832 Greater than 6 inches Ashton Reservoir
9/21/2001 Rainbow Trout 1,755 Greater than 6 inches Ashton Reservoir
9/14/2001 Rainbow Trout 1,800 Greater than 6 inches Ashton Reservoir
9/5/2001 Rainbow Trout 1,980 Greater than 6 inches Ashton Reservoir
8/21/2001 Rainbow Trout 2,747 Greater than 6 inches Ashton Reservoir
8/7/2001 Rainbow Trout 2,714 Greater than 6 inches Ashton Reservoir
7/26/2001 Rainbow Trout 2,744 Greater than 6 inches Ashton Reservoir
7/11/2001 Rainbow Trout 1,942 Greater than 6 inches Ashton Reservoir
6/21/2001 Rainbow Trout 2,754 Greater than 6 inches Ashton Reservoir
6/6/2001 Rainbow Trout 2,760 Greater than 6 inches Ashton Reservoir
5/30/2001 Rainbow Trout 799 Greater than 6 inches Ashton Reservoir
5/23/2001 Rainbow Trout 2,756 Greater than 6 inches Ashton Reservoir
5/9/2001 Rainbow Trout 2,758 Greater than 6 inches Ashton Reservoir
9/6/2000 Rainbow Trout 5,069 Greater than 6 inches Ashton Reservoir
8/22/2000 Rainbow Trout 630 Greater than 6 inches Ashton Reservoir
8/22/2000 Rainbow Trout 2,730 Greater than 6 inches Ashton Reservoir
8/8/2000 Rainbow Trout 2,752 Greater than 6 inches Ashton Reservoir
7/18/2000 Rainbow Trout 2,610 Greater than 6 inches Ashton Reservoir
7/5/2000 Rainbow Trout 2,777 Greater than 6 inches Ashton Reservoir
6/26/2000 Rainbow Trout 2,646 Greater than 6 inches Ashton Reservoir
6/13/2000 Rainbow Trout 2,728 Greater than 6 inches Ashton Reservoir
5/24/2000 Rainbow Trout 2,772 Greater than 6 inches Ashton Reservoir
5/4/2000 Rainbow Trout 2,790 Greater than 6 inches Ashton Reservoir
9/22/1999 Rainbow Trout 552 Greater than 6 inches Ashton Reservoir
9/22/1999 Rainbow Trout 552 Greater than 6 inches Ashton Reservoir
9/20/1999 Rainbow Trout 2,700 Greater than 6 inches Ashton Reservoir
9/10/1999 Rainbow Trout 2,750 Greater than 6 inches Ashton Reservoir
8/24/1999 Rainbow Trout 2,755 Greater than 6 inches Ashton Reservoir
8/9/1999 Rainbow Trout 1,225 Greater than 6 inches Ashton Reservoir
8/3/1999 Rainbow Trout 1,528 Greater than 6 inches Ashton Reservoir
7/19/1999 Rainbow Trout 2,750 Greater than 6 inches Ashton Reservoir
7/6/1999 Rainbow Trout 1,430 Greater than 6 inches Ashton Reservoir
7/6/1999 Rainbow Trout 1,302 Greater than 6 inches Ashton Reservoir
6/22/1999 Rainbow Trout 2,750 Greater than 6 inches Ashton Reservoir
6/2/1999 Rainbow Trout 2,250 Greater than 6 inches Ashton Reservoir
5/24/1999 Rainbow Trout 2,732 Greater than 6 inches Ashton Reservoir
5/7/1999 Rainbow Trout 2,775 Greater than 6 inches Ashton Reservoir
9/21/1998 Rainbow Trout 2,730 Greater than 6 inches Ashton Reservoir
9/9/1998 Rainbow Trout 2,770 Greater than 6 inches Ashton Reservoir
8/17/1998 Rainbow Trout 2,492 Greater than 6 inches Ashton Reservoir
8/3/1998 Rainbow Trout 2,704 Greater than 6 inches Ashton Reservoir
7/20/1998 Rainbow Trout 2,782 Greater than 6 inches Ashton Reservoir
7/7/1998 Rainbow Trout 2,820 Greater than 6 inches Ashton Reservoir
6/22/1998 Rainbow Trout 2,754 Greater than 6 inches Ashton Reservoir
6/1/1998 Rainbow Trout 2,751 Greater than 6 inches Ashton Reservoir
5/20/1998 Rainbow Trout 2,740 Greater than 6 inches Ashton Reservoir
5/4/1998 Rainbow Trout 2,749 Greater than 6 inches Ashton Reservoir
9/29/1997 Rainbow Trout 1,140 Greater than 6 inches Ashton Reservoir
9/25/1997 Rainbow Trout 1,764 Greater than 6 inches Ashton Reservoir
9/8/1997 Rainbow Trout 2,842 Greater than 6 inches Ashton Reservoir
8/28/1997 Rainbow Trout 2,870 Greater than 6 inches Ashton Reservoir
8/8/1997 Rainbow Trout 2,280 Greater than 6 inches Ashton Reservoir
8/4/1997 Rainbow Trout 2,526 Greater than 6 inches Ashton Reservoir
7/21/1997 Rainbow Trout 2,446 Greater than 6 inches Ashton Reservoir
7/7/1997 Rainbow Trout 2,712 Greater than 6 inches Ashton Reservoir
6/16/1997 Rainbow Trout 2,750 Greater than 6 inches Ashton Reservoir
6/2/1997 Rainbow Trout 2,754 Greater than 6 inches Ashton Reservoir
5/20/1997 Rainbow Trout 2,740 Greater than 6 inches Ashton Reservoir
5/5/1997 Rainbow Trout 2,757 Greater than 6 inches Ashton Reservoir
9/17/1996 Rainbow Trout 2,805 Greater than 6 inches Ashton Reservoir
9/5/1996 Rainbow Trout 2,772 Greater than 6 inches Ashton Reservoir
8/20/1996 Rainbow Trout 2,818 Greater than 6 inches Ashton Reservoir
8/5/1996 Rainbow Trout 2,782 Greater than 6 inches Ashton Reservoir
7/23/1996 Rainbow Trout 1,094 Greater than 6 inches Ashton Reservoir
7/22/1996 Rainbow Trout 1,400 Greater than 6 inches Ashton Reservoir
7/8/1996 Rainbow Trout 2,756 Greater than 6 inches Ashton Reservoir
6/17/1996 Rainbow Trout 2,745 Greater than 6 inches Ashton Reservoir
6/3/1996 Rainbow Trout 2,750 Greater than 6 inches Ashton Reservoir
5/20/1996 Rainbow Trout 2,740 Greater than 6 inches Ashton Reservoir
5/7/1996 Rainbow Trout 2,772 Greater than 6 inches Ashton Reservoir
8/29/1995 Rainbow Trout 2,749 Greater than 6 inches Ashton Reservoir
8/8/1995 Rainbow Trout 2,770 Greater than 6 inches Ashton Reservoir
7/27/1995 Rainbow Trout 2,737 Greater than 6 inches Ashton Reservoir
7/14/1995 Rainbow Trout 2,773 Greater than 6 inches Ashton Reservoir
6/28/1995 Rainbow Trout 2,728 Greater than 6 inches Ashton Reservoir
6/9/1995 Rainbow Trout 2,750 Greater than 6 inches Ashton Reservoir
5/23/1995 Rainbow Trout 5,497 Greater than 6 inches Ashton Reservoir
8/26/1994 Rainbow Trout 1,950 Greater than 6 inches Ashton Reservoir
8/26/1994 Rainbow Trout 1,950 Greater than 6 inches Ashton Reservoir
8/9/1994 Rainbow Trout 2,548 Greater than 6 inches Ashton Reservoir
7/29/1994 Rainbow Trout 2,037 Greater than 6 inches Ashton Reservoir
7/15/1994 Rainbow Trout 2,525 Greater than 6 inches Ashton Reservoir
6/28/1994 Rainbow Trout 2,760 Greater than 6 inches Ashton Reservoir
6/13/1994 Rainbow Trout 2,750 Greater than 6 inches Ashton Reservoir
5/25/1994 Rainbow Trout 5,475 Greater than 6 inches Ashton Reservoir
9/2/1993 Rainbow Trout 5,504 Greater than 6 inches Ashton Reservoir
8/5/1993 Rainbow Trout 2,642 Greater than 6 inches Ashton Reservoir
7/15/1993 Rainbow Trout 2,769 Greater than 6 inches Ashton Reservoir
7/1/1993 Rainbow Trout 5,592 Greater than 6 inches Ashton Reservoir
5/26/1993 Rainbow Trout 5,501 Greater than 6 inches Ashton Reservoir
11/16/1992 Rainbow Trout 6,062 Greater than 6 inches Ashton Reservoir
7/14/1992 Rainbow Trout 7,370 Less than 6 inches Ashton Reservoir
7/28/1989 Rainbow Trout 480 Greater than 6 inches Ashton Reservoir
7/6/1989 Rainbow Trout 450 Greater than 6 inches Ashton Reservoir
6/7/1989 Rainbow Trout 537 Greater than 6 inches Ashton Reservoir
5/16/1989 Rainbow Trout 2,000 Greater than 6 inches Ashton Reservoir
8/22/1988 Rainbow Trout 840 Greater than 6 inches Ashton Reservoir
8/10/1988 Rainbow Trout 1,170 Greater than 6 inches Ashton Reservoir
7/20/1988 Rainbow Trout 1,050 Greater than 6 inches Ashton Reservoir
7/5/1988 Rainbow Trout 1,050 Greater than 6 inches Ashton Reservoir
6/21/1988 Rainbow Trout 1,500 Greater than 6 inches Ashton Reservoir
6/3/1988 Rainbow Trout 1,500 Greater than 6 inches Ashton Reservoir
4/19/1988 Rainbow Trout 3,009 Greater than 6 inches Ashton Reservoir
8/5/1987 Rainbow Trout 2,002 Greater than 6 inches Ashton Reservoir
7/16/1987 Rainbow Trout 2,520 Greater than 6 inches Ashton Reservoir
6/22/1987 Rainbow Trout 3,000 Greater than 6 inches Ashton Reservoir
5/20/1987 Rainbow Trout 2,100 Greater than 6 inches Ashton Reservoir
5/19/1987 Rainbow Trout 3,000 Greater than 6 inches Ashton Reservoir
3/25/1987 Rainbow Trout 2,275 Greater than 6 inches Ashton Reservoir
8/8/1986 Rainbow Trout 2,500 Greater than 6 inches Ashton Reservoir
8/8/1986 Rainbow Trout 2,501 Greater than 6 inches Ashton Reservoir
7/18/1986 Rainbow Trout 20,000 Less than 6 inches Ashton Reservoir
7/18/1986 Rainbow Trout 20,100 Less than 6 inches Ashton Reservoir
7/11/1986 Rainbow Trout 2,000 Greater than 6 inches Ashton Reservoir
7/11/1986 Rainbow Trout 2,000 Greater than 6 inches Ashton Reservoir
7/11/1986 Rainbow Trout 2,000 Greater than 6 inches Ashton Reservoir
6/13/1986 Rainbow Trout 3,000 Greater than 6 inches Ashton Reservoir
6/13/1986 Rainbow Trout 2,970 Greater than 6 inches Ashton Reservoir
6/13/1986 Rainbow Trout 3,001 Greater than 6 inches Ashton Reservoir
3/18/1986 Rainbow Trout 1,001 Greater than 6 inches Ashton Reservoir
3/17/1986 Rainbow Trout 1,001 Greater than 6 inches Ashton Reservoir
9/17/1985 Cutthroat Trout 20,999 Less than 6 inches Ashton Reservoir
7/22/1985 Cutthroat Trout 2,995 Greater than 6 inches Ashton Reservoir
7/22/1985 Cutthroat Trout 9,985 Less than 6 inches Ashton Reservoir
7/15/1985 Cutthroat Trout 8,835 Less than 6 inches Ashton Reservoir
6/24/1985 Rainbow Trout 20,378 Less than 6 inches Ashton Reservoir
6/19/1985 Rainbow Trout 20,085 Less than 6 inches Ashton Reservoir
6/18/1985 Rainbow Trout 1,050 Greater than 6 inches Ashton Reservoir
6/17/1985 Rainbow Trout 3,000 Greater than 6 inches Ashton Reservoir
6/3/1985 Rainbow Trout 3,150 Greater than 6 inches Ashton Reservoir
5/29/1985 Rainbow Trout 2,100 Greater than 6 inches Ashton Reservoir
Source: IDFG Fish Stocking Database.

Places to Stay Cities and towns within 10 miles

  • Ashton US 20 Idaho 32 Idaho 47 , pop. 1,109
Services courtesy of the Official Idaho Travel and Tourism Guide

Licenses and Tags

Learn more about IDFG Licenses, Tags & Permits
 

Fishing Rules

All Waters Open All Year

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

Daily Bag Limits

Regional bag and possession 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 after the second day of the season.

Special Rules

No Special Rules for Ashton Reservoir.
Upper Snake Region Bag Limits
Bass (largemouth and smallmouth)
  • Bass limit is 6, both species combined
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 must be followed when fishing for brook trout
Bull Trout
  • Bull trout limit is 0, catch-and-release
  • No bull trout harvest is allowed
Kokanee
  • Kokanee limit is 15
Sturgeon
  • Sturgeon limit is 0, catch-and-release
  • Sturgeon must not be removed from the water and must be released upon landing
  • Barbless hooks and sliding sinkers are required (see fishing regulations for details)
Tiger Muskie
  • Tiger Muskie limit is 2, none under 40 inches
Trout includes brown trout, golden trout, lake trout, splake, Arctic grayling, cutthroat trout, rainbow trout, trout hybrids (e.g. tiger trout)
  • Trout limit is 6, all species combined
  • Does not include bull trout and brook trout which are listed separately
Whitefish
  • Whitefish limit is 25 -- see Big Lost River exception
  • Harvest allowed during any open season unless otherwise noted under Special Rules - if gear or bait restrictions are listed, they must be followed when fishing for whitefish
Protected Nongame Fish including leatherside chub and bluehead sucker
  • May not be harvested or possessed
All Other Fish Species includes bullfrogs and crayfish
  • No bag, size or possession limit
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