Duncan Lake trout stocking
Sheridan County, Wyoming · lake · about 9,202 ft elevation
Duncan Lake was last stocked 4 months ago (Jun 1 to 30, 2026). We have 10 stockings on record since Jul 1, 2017, 1 in the last 12 months (905 fish). Most stockings come in June to July. Species stocked: Yellowstone cutthroat trout.
- Number 14 of 29 stocked waters in Sheridan County by stocking days.
- Stocked more often than 63% of Wyoming waters on our record.
Weather at Duncan Lake
- Tonight35°FIsolated Rain Showers then Partly Cloudy19% rain · wind 5 to 9 mph
- Tuesday53°FSunnywind 5 to 10 mph
- Tuesday Night35°FMostly Clearwind 2 to 6 mph
- Wednesday52°FSunny2% rain · wind 6 to 10 mph
- Wednesday Night32°FPartly Cloudy4% rain · wind 7 to 12 mph
- Thursday51°FSunny8% rain · wind 10 to 15 mph
Forecast from the National Weather Service for this location, refreshed hourly.
When is Duncan Lake stocked?
Most stockings come in June to July.
By month, all years
Year by year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 | 1 | |||||||||||
| 2025 | 1 | |||||||||||
| 2024 | 1 | |||||||||||
| 2023 | 1 | |||||||||||
| 2022 | 1 | |||||||||||
| 2021 | 1 | |||||||||||
| 2020 | 1 | |||||||||||
| 2019 | 1 |
What is stocked
| Species | Stockings | Fish | Fish per stocking | Typical size |
|---|---|---|---|---|
| Yellowstone cutthroat trout | 10 | 9,005 | 901 | 9.4 in |
Stocking history
20261 stocking · 905 fish
| Date | Species | Fish | Size |
|---|---|---|---|
JuneLatest sometime this month | Yellowstone cutthroat trout | 905 | 9.2 in |
20251 stocking · 899 fish
| Date | Species | Fish | Size |
|---|---|---|---|
July sometime this month | Yellowstone cutthroat trout | 899 | 10.1 in |
20241 stocking · 990 fish
| Date | Species | Fish | Size |
|---|---|---|---|
July sometime this month | Yellowstone cutthroat trout | 990 | 9.5 in |
20231 stocking · 990 fish
- July Yellowstone cutthroat trout, 990 fish
20221 stocking · 899 fish
- July Yellowstone cutthroat trout, 899 fish
20211 stocking · 900 fish
- June Yellowstone cutthroat trout, 900 fish
20201 stocking · 810 fish
- June Yellowstone cutthroat trout, 810 fish
20191 stocking · 812 fish
- July Yellowstone cutthroat trout, 812 fish
20181 stocking · 900 fish
- June Yellowstone cutthroat trout, 900 fish
20171 stocking · 900 fish
- July Yellowstone cutthroat trout, 900 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 Duncan Lake?
Sheridan County, Wyoming. Approximate: the marker is the USGS place-name point for this water, not an agency location.
Stocked waters near Duncan Lake
- Calvin Lakelake · 2 mistocked Jul 1, 2026
- Owen Creekstream · 5 mistocked Jul 1, 2026
- Sawmill Reservoirlake · 7 mistocked Jul 1, 2026
- Sibley Lakelake · 8 mistocked Sep 1, 2026
- Duck Pondpond · 8 mistocked Jun 1, 2026
- Lake Adelaidelake · 9 mistocked Jun 1, 2026
- Weston Reservoirlake · 10 mistocked Jul 1, 2026
- Hope Lakelake · 12 mistocked Jul 1, 2026
All stocked waters in Sheridan CountyStocked this week in Wyoming
Questions about Duncan Lake
- When was Duncan Lake last stocked?
- The latest reported stocking was Jun 1 to 30, 2026 (Yellowstone cutthroat trout, 905 fish), according to Wyoming agency reports.
- How often is Duncan Lake stocked?
- It was stocked 1 times in the last 12 months. Across all years on record, most stockings come in June to July.
- Is Duncan Lake stocked often?
- Number 14 of 29 stocked waters in Sheridan County by stocking days. Stocked more often than 63% of Wyoming waters on our record. We count each day the agency reported stocking it.
- What kind of trout are stocked in Duncan Lake?
- Yellowstone cutthroat trout (10 stockings, 9,005 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.