Park Reservoir

Park Reservoir fishing

Fishing at Park Reservoir is on a reservoir, stocked with Lake Trout, Rainbow Trout, Splake, and Cutthroat Trout. It is stocked about 2.7 times a year since 2015, most often in June and July. Species guides list dawn for Lake Trout and dawn and dusk for Rainbow Trout.

Last stocked

June 1, 2026

Plants on record

32

Since 2015

Species recorded

4

Average size

6.7 in

Elevation

8,259 ft

Access and facts

Water type
reservoir
Nearest town
Sheridan, WY
Facilities
camping

A high-altitude reservoir in the Bighorn National Forest, about 20 miles south of Sheridan, reached via the steep, unpaved Red Grade Road. Non-motorized boating only; Big Goose Campground and other Forest Service campgrounds are nearby.

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

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How Park Reservoir is stocked

The first plant of the year usually falls in the first week of June. In 2026 it was June 1, 2026, about when it usually is.

Weston Reservoir (3.2 mi), Hope Lake (5 mi), and Sawmill Reservoir (6.2 mi) were stocked more recently. Hope Lake is also stocked with Cutthroat Trout and Sawmill Reservoir is also stocked with Splake.

Fish at Park Reservoir

Fishing Park Reservoir is as likely to be for Rainbow Trout and Splake. Each accounts for 12 of 32 plants on record.

Rainbow Trout 12 plants
Plants
12 of 32
Last stocked
June 1, 2026
Average length
8.7 in

Seasons and rigs are on the Rainbow Trout guide.

Splake 12 plants
Plants
12 of 32
Last stocked
June 1, 2026
Average length
5 in

Seasons and rigs are on the Splake guide.

Lake Trout 6 plants
Plants
6 of 32
Last stocked
August 1, 2024
Average length
6.3 in

Seasons and rigs are on the Lake Trout guide.

Cutthroat Trout 2 plants
Plants
2 of 32
Last stocked
August 1, 2025
Average length
6.2 in

Seasons and rigs are on the Cutthroat Trout guide.

Fishing Park Reservoir

Park Reservoir is a high-altitude lake tucked away in the Bighorn Mountains of northern Wyoming where rainbow, brown, and brook trout can be caught. The Wyoming Game and Fish Department uses fish from the Story Fish Hatchery to stock Park Reservoir. For anglers, boating on the lake involves non-motorized craft.

Sources: en.wikipedia.org

What to watch for

Anglers visiting Park Reservoir should be aware that black bears and mountain lions have also been spotted near the lake. The Forest Service encourages using safe practices due to the presence of these animals.

Fish stocked per year

  • 11,9222015
  • 4,9992016
  • 8,8902017
  • 5,1832018
  • 5,0692019
  • 11,7522020
  • 6,7152021
  • 10,4712022
  • 5,1732023
  • 11,1302024
  • 6,7752025
  • 3,7972026

Stocking history

Showing 15 of 32 plants Showing 32 plants

Source: Wyoming Game and Fish Department.
Date Species Quantity Avg. length Source
June 1, 2026 Splake 1,500 5.6 in report
June 1, 2026 Rainbow Trout 2,297 9 in report
August 1, 2025 Cutthroat Trout 2,275 3.9 in report
June 1, 2025 Splake 2,250 5.4 in report
June 1, 2025 Rainbow Trout 2,250 8.8 in report
August 1, 2024 Lake Trout 6,136 4.3 in report
June 1, 2024 Splake 2,500 4.5 in report
June 1, 2024 Rainbow Trout 2,494 8.6 in report
July 1, 2023 Rainbow Trout 2,458 9.1 in report
June 1, 2023 Splake 2,715 4.9 in report
September 1, 2022 Lake Trout 5,464 4.8 in report
July 1, 2022 Cutthroat Trout 2,507 8.5 in report
June 1, 2022 Splake 2,500 4.9 in report
July 1, 2021 Splake 3,960 5.4 in report
June 1, 2021 Rainbow Trout 2,755 8.5 in report
June 1, 2020 Splake 9,500 4.6 in report
June 1, 2020 Rainbow Trout 916 8.3 in report
May 1, 2020 Rainbow Trout 1,336 8.5 in report
July 1, 2019 Rainbow Trout 2,568 9 in report
June 1, 2019 Splake 2,501 4.3 in report
July 1, 2018 Rainbow Trout 2,250 9.1 in report
June 1, 2018 Splake 2,508 4.4 in report
June 1, 2018 Lake Trout 425 10.7 in report
July 1, 2017 Splake 2,498 5.4 in report
July 1, 2017 Rainbow Trout 2,500 8.8 in report
June 1, 2017 Lake Trout 3,892 7 in report
July 1, 2016 Splake 2,500 5.1 in report
June 1, 2016 Rainbow Trout 2,499 8.3 in report
July 1, 2015 Lake Trout 1,528 6.2 in report
June 1, 2015 Splake 2,597 5 in report
June 1, 2015 Rainbow Trout 2,250 8.5 in report
June 1, 2015 Lake Trout 5,547 5 in report
Show 17 more plants Show less

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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