Cook Lake fishing

Fishing at Cook Lake has Brown Trout, Rainbow Trout, Cutthroat Trout, Brook Trout, Tiger Trout, and Tiger Muskie on the stocking report. It is stocked about 3.4 times a year since 1993, most often in May and June. Species guides list dawn, day, and dusk for Brown Trout and Brook Trout and dawn and dusk for Rainbow Trout and Tiger Trout.

Last stocked

June 1, 2026

Plants on record

114

Since 1993

Species recorded

6

Average size

7.9 in

Elevation

4,736 ft

Access and facts

Nearest town
Aladdin, WY
Shore access
Yes
ADA accessible
Yes
Fee required
Yes
Facilities
restrooms, camping, dock

Cook Lake sits in the Black Hills National Forest, about 4 miles north of Aladdin. A 15-site campground lines the lake with an accessible fishing pier and picnic area. Anglers can carry in small, non-motorized boats; there's no trailer boat ramp. Vault toilets on site, and a day-use fee applies.

Sources: access , shore_notes , nearest_town , facilities , fishing_notes , watch_outs

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How Cook Lake is stocked

The first plant of the year usually falls in the first week of May. In 2026 it was June 1, 2026, later than usual.

No plants recorded in 2009, 2015, 2016, and 2019.

Fish at Cook Lake

Fishing Cook Lake is most likely to be for Rainbow Trout. Rainbow Trout accounts for 71 of 114 plants on record, ahead of Cutthroat Trout and 4 more.

Rainbow Trout 71 plants
Plants
71 of 114
Last stocked
June 1, 2026
Average length
8.8 in

Seasons and rigs are on the Rainbow Trout guide.

Cutthroat Trout 21 plants
Plants
21 of 114
Last stocked
June 1, 2021
Average length
6.8 in

Seasons and rigs are on the Cutthroat Trout guide.

Brown Trout 14 plants
Plants
14 of 114
Last stocked
May 1, 2007
Average length
6.6 in

Seasons and rigs are on the Brown Trout guide.

Tiger Trout 6 plants
Plants
6 of 114
Last stocked
September 1, 2022
Average length
4.1 in

Seasons and rigs are on the Tiger Trout guide.

Brook Trout 1 plant
Plants
1 of 114
Last stocked
July 1, 1994
Average length
5.2 in

Seasons and rigs are on the Brook Trout guide.

Tiger Muskie 1 plant
Plants
1 of 114
Last stocked
October 1, 2025
Average length
8.6 in

Seasons and rigs are on the Tiger Muskie guide.

Fishing Cook Lake

Cook Lake, which is adjacent to the campground, is described as an ideal spot for fishing and boating. Visitors can take advantage of opportunities for fishing. The lake supports populations of rainbow and brown trout, a variety of sunfish, and catfish.

Sources: recreation.gov

What to watch for

Anglers should be aware of the recommendation to prevent the spread of invasive species by inspecting and cleaning equipment before using the lake.

Fish stocked per year

  • 14,1991993
  • 11,1011994
  • 10,5311995
  • 5,0471996
  • 11,6551997
  • 9,5761998
  • 9,0091999
  • 8,2262000
  • 7,6562001
  • 6,8832002
  • 8,9882003
  • 8,3552004
  • 7,4282005
  • 8,0182006
  • 8,1792007
  • 7,0652008
  • 7,4132010
  • 9,9722011
  • 6,9452012
  • 8,9472013
  • 8,0922014
  • 5,7782017
  • 1,5502018
  • 9,0672020
  • 8,2962021
  • 9,9422022
  • 3,6152023
  • 4,0002024
  • 6,3542025
  • 3,8012026

Stocking history

Showing 15 of 114 plants Showing 114 plants

Source: Wyoming Game and Fish Department.
Date Species Quantity Avg. length Source
June 1, 2026 Rainbow Trout 3,801 8.8 in report
October 1, 2025 Tiger Muskie 155 8.6 in report
April 1, 2025 Rainbow Trout 6,199 8.3 in report
May 1, 2024 Rainbow Trout 1,116 8.5 in report
April 1, 2024 Rainbow Trout 2,884 8 in report
June 1, 2023 Rainbow Trout 1,614 8.5 in report
May 1, 2023 Rainbow Trout 2,001 8.1 in report
September 1, 2022 Tiger Trout 1,550 6.1 in report
July 1, 2022 Rainbow Trout 6,442 8 in report
June 1, 2022 Rainbow Trout 1,950 8.6 in report
June 1, 2021 Cutthroat Trout 2,342 5.3 in report
May 1, 2021 Rainbow Trout 5,954 7 in report
June 1, 2020 Rainbow Trout 5,735 8.7 in report
May 1, 2020 Tiger Trout 1,540 3.6 in report
May 1, 2020 Rainbow Trout 1,792 8.5 in report
May 1, 2018 Tiger Trout 1,550 3.7 in report
May 1, 2017 Rainbow Trout 5,778 7.7 in report
June 1, 2014 Rainbow Trout 6,000 9 in report
June 1, 2014 Cutthroat Trout 2,092 5.4 in report
June 1, 2013 Rainbow Trout 5,421 8.2 in report
June 1, 2013 Cutthroat Trout 1,976 10.3 in report
May 1, 2013 Tiger Trout 1,550 3.6 in report
May 1, 2012 Tiger Trout 1,545 3.2 in report
May 1, 2012 Rainbow Trout 5,400 8.8 in report
June 1, 2011 Tiger Trout 1,660 4.2 in report
June 1, 2011 Rainbow Trout 6,314 8.9 in report
June 1, 2011 Cutthroat Trout 1,998 7.3 in report
June 1, 2010 Rainbow Trout 5,488 9.2 in report
June 1, 2010 Cutthroat Trout 1,925 8 in report
October 1, 2008 Rainbow Trout 1,355 10 in report
July 1, 2008 Rainbow Trout 1,110 9.4 in report
June 1, 2008 Rainbow Trout 2,800 8.5 in report
June 1, 2008 Cutthroat Trout 1,800 5.2 in report
September 1, 2007 Rainbow Trout 792 9.1 in report
June 1, 2007 Rainbow Trout 1,942 8.9 in report
June 1, 2007 Cutthroat Trout 1,805 6.7 in report
May 1, 2007 Rainbow Trout 2,500 8.5 in report
May 1, 2007 Brown Trout 1,140 6.4 in report
September 1, 2006 Rainbow Trout 812 9.5 in report
July 1, 2006 Rainbow Trout 2,508 9.1 in report
June 1, 2006 Rainbow Trout 2,726 9.5 in report
May 1, 2006 Cutthroat Trout 1,972 4.4 in report
September 1, 2005 Rainbow Trout 1,000 9.6 in report
June 1, 2005 Rainbow Trout 1,026 8.7 in report
May 1, 2005 Rainbow Trout 1,995 8.4 in report
May 1, 2005 Cutthroat Trout 2,201 4.5 in report
May 1, 2005 Brown Trout 1,206 7.2 in report
July 1, 2004 Rainbow Trout 3,328 7.8 in report
June 1, 2004 Rainbow Trout 2,997 8.7 in report
June 1, 2004 Cutthroat Trout 2,030 4.3 in report
June 1, 2003 Cutthroat Trout 2,196 5.4 in report
June 1, 2003 Brown Trout 1,040 8.2 in report
May 1, 2003 Rainbow Trout 3,700 8.7 in report
April 1, 2003 Rainbow Trout 2,052 8.8 in report
September 1, 2002 Rainbow Trout 880 9.8 in report
June 1, 2002 Rainbow Trout 980 9.1 in report
June 1, 2002 Cutthroat Trout 2,002 5.1 in report
May 1, 2002 Rainbow Trout 3,021 8.9 in report
September 1, 2001 Cutthroat Trout 2,052 6.4 in report
June 1, 2001 Rainbow Trout 1,501 9.2 in report
June 1, 2001 Brown Trout 1,107 6.5 in report
May 1, 2001 Rainbow Trout 1,496 9 in report
April 1, 2001 Rainbow Trout 1,500 9 in report
September 1, 2000 Rainbow Trout 999 10.3 in report
June 1, 2000 Cutthroat Trout 2,125 4.9 in report
June 1, 2000 Brown Trout 1,100 6.3 in report
May 1, 2000 Rainbow Trout 3,002 8.9 in report
April 1, 2000 Rainbow Trout 1,000 9 in report
September 1, 1999 Rainbow Trout 1,820 8.9 in report
June 1, 1999 Rainbow Trout 85 20.2 in report
June 1, 1999 Rainbow Trout 2,162 7.7 in report
June 1, 1999 Cutthroat Trout 2,206 5.9 in report
May 1, 1999 Rainbow Trout 1,836 8.8 in report
May 1, 1999 Brown Trout 900 6.5 in report
October 1, 1998 Rainbow Trout 1,064 9.6 in report
July 1, 1998 Rainbow Trout 1,344 8.9 in report
June 1, 1998 Rainbow Trout 2,107 8.7 in report
June 1, 1998 Cutthroat Trout 2,250 4.6 in report
May 1, 1998 Rainbow Trout 901 9 in report
May 1, 1998 Brown Trout 1,000 6.2 in report
April 1, 1998 Rainbow Trout 910 8.9 in report
September 1, 1997 Rainbow Trout 1,999 9.6 in report
August 1, 1997 Cutthroat Trout 2,200 6.4 in report
July 1, 1997 Rainbow Trout 2,214 8.8 in report
May 1, 1997 Rainbow Trout 2,200 8.5 in report
May 1, 1997 Cutthroat Trout 2,037 5.3 in report
May 1, 1997 Brown Trout 1,005 6.9 in report
June 1, 1996 Rainbow Trout 2,030 8.9 in report
June 1, 1996 Brown Trout 1,008 5.6 in report
May 1, 1996 Rainbow Trout 2,009 8.6 in report
July 1, 1995 Rainbow Trout 1,600 9 in report
June 1, 1995 Rainbow Trout 2,006 9 in report
June 1, 1995 Cutthroat Trout 250 15.1 in report
May 1, 1995 Rainbow Trout 4,500 8.7 in report
May 1, 1995 Brown Trout 2,175 6.9 in report
September 1, 1994 Rainbow Trout 1,140 8.7 in report
July 1, 1994 Rainbow Trout 822 5.7 in report
July 1, 1994 Rainbow Trout 1,444 8.7 in report
July 1, 1994 Brook Trout 890 5.2 in report
June 1, 1994 Rainbow Trout 1,600 9.1 in report
June 1, 1994 Cutthroat Trout 275 16.3 in report
May 1, 1994 Rainbow Trout 4,116 8.7 in report
May 1, 1994 Brown Trout 814 7 in report
September 1, 1993 Rainbow Trout 1,008 8.8 in report
September 1, 1993 Brown Trout 4,012 4.2 in report
July 1, 1993 Rainbow Trout 2,316 5.9 in report
July 1, 1993 Rainbow Trout 405 8.2 in report
June 1, 1993 Rainbow Trout 884 5.7 in report
June 1, 1993 Rainbow Trout 1,363 8.1 in report
June 1, 1993 Cutthroat Trout 594 6.3 in report
May 1, 1993 Rainbow Trout 1,400 7.6 in report
May 1, 1993 Brown Trout 495 7.2 in report
April 1, 1993 Rainbow Trout 1,200 7.9 in report
April 1, 1993 Brown Trout 522 6.6 in report
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Species stocked here

Depth-by-season, top lures, and bait notes for each species stocked here are on its own species guide, linked above.

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