Markham Reservoir fishing

Fishing at Markham Reservoir is on a reservoir, stocked with Rainbow Trout, Cutthroat Trout, and Brown Trout. It is stocked about 2.9 times a year since 2018, most often in May and June. Species guides list dawn and dusk for Rainbow Trout and dawn, day, and dusk for Brown Trout.

Last stocked

June 1, 2026

Plants on record

26

Since 2018

Species recorded

3

Average size

8.5 in

Elevation

5,137 ft

Access and facts

Water type
reservoir
Nearest town
Cody, WY
Shore access
Yes

One of three lakes making up Beck Lake Park in Cody, easily reached off the Greybull Highway via 14th Street. A paved trail encircles Markham Reservoir and its neighbor, New Cody Reservoir, with benches along the way.

Sources: water_type , access.shore , shore_notes , nearest_town

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How Markham Reservoir is stocked

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

Beck Lake (0.5 mi) and Hidden Lake (15.5 mi) were stocked more recently. Beck Lake is also stocked with Rainbow Trout, Cutthroat Trout, and Brown Trout and Hidden Lake is also stocked with Cutthroat Trout.

Fish at Markham Reservoir

Fishing Markham Reservoir is most likely to be for Rainbow Trout. Rainbow Trout accounts for 18 of 26 plants on record, ahead of Cutthroat Trout and one more.

Rainbow Trout 18 plants
Plants
18 of 26
Last stocked
June 1, 2026
Average length
8.4 in

Seasons and rigs are on the Rainbow Trout guide.

Cutthroat Trout 7 plants
Plants
7 of 26
Last stocked
June 1, 2023
Average length
9 in

Seasons and rigs are on the Cutthroat Trout guide.

Brown Trout 1 plant
Plants
1 of 26
Last stocked
September 1, 2024
Average length
6.4 in

Seasons and rigs are on the Brown Trout guide.

Fish stocked per year

  • 6262018
  • 2,8022019
  • 2,9502020
  • 2,7272021
  • 2,8192022
  • 2,8212023
  • 3,1562024
  • 2,7982025
  • 3,0772026

Stocking history

Showing 15 of 26 plants Showing 26 plants

Source: Wyoming Game and Fish Department.
Date Species Quantity Avg. length Source
June 1, 2026 Rainbow Trout 2,375 8.6 in report
May 1, 2026 Rainbow Trout 702 8 in report
July 1, 2025 Rainbow Trout 699 8.6 in report
June 1, 2025 Rainbow Trout 699 8.5 in report
May 1, 2025 Rainbow Trout 1,400 8.1 in report
September 1, 2024 Brown Trout 194 6.4 in report
July 1, 2024 Rainbow Trout 1,547 8.2 in report
May 1, 2024 Rainbow Trout 1,415 8.2 in report
July 1, 2023 Rainbow Trout 810 8.2 in report
June 1, 2023 Cutthroat Trout 1,269 8.5 in report
May 1, 2023 Rainbow Trout 742 7.8 in report
July 1, 2022 Rainbow Trout 96 9.2 in report
June 1, 2022 Cutthroat Trout 1,428 8.5 in report
May 1, 2022 Rainbow Trout 560 8.5 in report
April 1, 2022 Rainbow Trout 735 8 in report
June 1, 2021 Cutthroat Trout 1,397 8.5 in report
May 1, 2021 Rainbow Trout 1,330 8 in report
June 1, 2020 Rainbow Trout 950 8.7 in report
June 1, 2020 Cutthroat Trout 693 9.5 in report
May 1, 2020 Rainbow Trout 585 8.6 in report
May 1, 2020 Cutthroat Trout 722 9.1 in report
June 1, 2019 Rainbow Trout 701 8.3 in report
June 1, 2019 Cutthroat Trout 699 9.8 in report
May 1, 2019 Rainbow Trout 702 8.2 in report
May 1, 2019 Cutthroat Trout 700 9.4 in report
July 1, 2018 Rainbow Trout 626 9 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.

Nearest lakes