Markham Reservoir trout stocking
Park County, Wyoming · lake · about 5,137 ft elevation
Markham Reservoir was last stocked 4 months ago (Jun 1 to 30, 2026). We have 27 stockings on record since Apr 1, 2017, 2 in the last 12 months (3,077 fish). Most stockings come in May to June. Species stocked: rainbow trout, Yellowstone cutthroat trout, brown trout.
- Number 4 of 56 stocked waters in Park County by stocking days.
- Stocked more often than 94% of Wyoming waters on our record.
Weather at Markham Reservoir
- Tonight47°FSlight Chance Showers And Thunderstorms then Partly Cloudy12% rain · wind 6 mph
- Tuesday74°FSunnywind 7 mph
- Tuesday Night50°FMostly Clearwind 3 to 9 mph
- Wednesday70°FSunnywind 8 to 13 mph
- Wednesday Night44°FMostly Clearwind 0 to 13 mph
- Thursday71°FSunny1% rain · wind 0 to 12 mph
Forecast from the National Weather Service for this location, refreshed hourly.
When is Markham Reservoir stocked?
Most stockings come in May to June.
By month, all years
Year by year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | 1 | ||||||||||
| 2025 | 1 | 1 | 1 | |||||||||
| 2024 | 1 | 1 | 1 | |||||||||
| 2023 | 1 | 1 | 1 | |||||||||
| 2022 | 1 | 1 | 1 | 1 | ||||||||
| 2021 | 1 | 1 | ||||||||||
| 2020 | 1 | 1 | ||||||||||
| 2019 | 1 | 1 |
What is stocked
| Species | Stockings | Fish | Fish per stocking | Typical size |
|---|---|---|---|---|
| Rainbow trout | 21 | 18,779 | 894 | 8.2 in |
| Yellowstone cutthroat trout | 11 | 9,727 | 884 | 8.9 in |
| Brown trout | 1 | 194 | 194 | 6.4 in |
Stocking history
20262 stockings · 3,077 fish
| Date | Species | Fish | Size |
|---|---|---|---|
JuneLatest sometime this month | Rainbow trout | 2,375 | 8.6 in |
May sometime this month | Rainbow trout | 702 | 8.0 in |
20253 stockings · 2,798 fish
| Date | Species | Fish | Size |
|---|---|---|---|
July sometime this month | Rainbow trout | 699 | 8.6 in |
June sometime this month | Rainbow trout | 699 | 8.5 in |
May sometime this month | Rainbow trout | 1,400 | 8.1 in |
20243 stockings · 3,156 fish
| Date | Species | Fish | Size |
|---|---|---|---|
September sometime this month | Brown trout | 194 | 6.4 in |
July sometime this month | Rainbow trout | 1,547 | 8.2 in |
May sometime this month | Rainbow trout | 1,415 | 8.2 in |
20233 stockings · 2,821 fish
- July rainbow trout, 810 fish
- June Yellowstone cutthroat trout, 1,269 fish
- May rainbow trout, 742 fish
20224 stockings · 2,819 fish
- July rainbow trout, 96 fish
- June Yellowstone cutthroat trout, 1,428 fish
- May rainbow trout, 560 fish
- April rainbow trout, 735 fish
20212 stockings · 2,727 fish
- June Yellowstone cutthroat trout, 1,397 fish
- May rainbow trout, 1,330 fish
20202 stockings · 2,950 fish
- June rainbow trout, Yellowstone cutthroat trout, 1,643 fish
- May rainbow trout, Yellowstone cutthroat trout, 1,307 fish
20192 stockings · 2,802 fish
- June rainbow trout, Yellowstone cutthroat trout, 1,400 fish
- May rainbow trout, Yellowstone cutthroat trout, 1,402 fish
20183 stockings · 2,728 fish
- July rainbow trout, 626 fish
- May rainbow trout, Yellowstone cutthroat trout, 1,692 fish
- April Yellowstone cutthroat trout, 410 fish
20173 stockings · 2,822 fish
- June Yellowstone cutthroat trout, 720 fish
- May rainbow trout, Yellowstone cutthroat trout, 1,397 fish
- April rainbow trout, 705 fish
From Wyoming fish and wildlife agency reports, collected nightly and kept after the agency takes them down. Agencies revise reports; check the agency's report before you go. Seasons and limits: Wyoming fishing regulations.
Where is Markham Reservoir?
Park County, Wyoming. Approximate: the marker is the USGS place-name point for this water, not an agency location.
Stocked waters near Markham Reservoir
- Beck Lakelake · 1 mistocked Jun 1, 2026
- Hidden Lakelake · 16 mistocked Aug 1, 2026
- Luce Reservoirlake · 21 mistocked Oct 1, 2025
- Hogan Reservoirlake · 22 mistocked Jun 1, 2026
- Roach Gulch Reservoirlake · 24 mistocked Apr 1, 2021
All stocked waters in Park CountyStocked this week in Wyoming
Questions about Markham Reservoir
- When was Markham Reservoir last stocked?
- The latest reported stocking was Jun 1 to 30, 2026 (rainbow trout, 2,375 fish), according to Wyoming agency reports.
- How often is Markham Reservoir stocked?
- It was stocked 2 times in the last 12 months. Across all years on record, most stockings come in May to June.
- Is Markham Reservoir stocked often?
- Number 4 of 56 stocked waters in Park County by stocking days. Stocked more often than 94% of Wyoming waters on our record. We count each day the agency reported stocking it.
- What kind of trout are stocked in Markham Reservoir?
- Rainbow trout (21 stockings, 18,779 fish); Yellowstone cutthroat trout (11 stockings, 9,727 fish); Brown trout (1 stocking, 194 fish).
Stocking data from the Wyoming Game and Fish Department's fish stocking report, which records stockings by month with species, number and average length.