Island Lake trout stocking
Park County, Wyoming · lake · about 9,522 ft elevation
Island Lake was last stocked 3 months ago (Jul 1 to 31, 2026). We have 12 stockings on record since Jul 1, 2017, 1 in the last 12 months (1,650 fish). Most stockings come in July. Species stocked: Yellowstone cutthroat trout, tiger trout.
- Number 12 of 56 stocked waters in Park County by stocking days.
- Stocked more often than 78% of Wyoming waters on our record.
Weather at Island Lake
- Tonight30°FMostly Clear5% rain · wind 3 to 7 mph
- Tuesday52°FSunny2% rain · wind 8 to 13 mph
- Tuesday Night31°FMostly Clear2% rain · wind 7 to 10 mph
- Wednesday51°FSunny2% rain · wind 7 to 13 mph
- Wednesday Night29°FPartly Cloudy2% rain · wind 3 to 12 mph
- Thursday52°FSunny5% rain · wind 5 to 16 mph
Forecast from the National Weather Service for this location, refreshed hourly.
When is Island Lake stocked?
Most stockings come in 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 | 1 | ||||||||||
| 2020 | 1 | 1 | ||||||||||
| 2019 | 1 |
What is stocked
| Species | Stockings | Fish | Fish per stocking | Typical size |
|---|---|---|---|---|
| Yellowstone cutthroat trout | 11 | 37,064 | 3,369 | 7.8 in |
| Tiger trout | 1 | 1,666 | 1,666 | 5.4 in |
Stocking history
20261 stocking · 1,650 fish
| Date | Species | Fish | Size |
|---|---|---|---|
JulyLatest sometime this month | Yellowstone cutthroat trout | 1,650 | 8.6 in |
20251 stocking · 1,666 fish
| Date | Species | Fish | Size |
|---|---|---|---|
July sometime this month | Tiger trout | 1,666 | 5.4 in |
20241 stocking · 1,502 fish
| Date | Species | Fish | Size |
|---|---|---|---|
June sometime this month | Yellowstone cutthroat trout | 1,502 | 9.0 in |
20231 stocking · 1,539 fish
- June Yellowstone cutthroat trout, 1,539 fish
20221 stocking · 1,643 fish
- July Yellowstone cutthroat trout, 1,643 fish
20212 stockings · 3,608 fish
- September Yellowstone cutthroat trout, 1,102 fish
- July Yellowstone cutthroat trout, 2,506 fish
20202 stockings · 7,628 fish
- July Yellowstone cutthroat trout, 1,848 fish
- June Yellowstone cutthroat trout, 5,780 fish
20191 stocking · 8,192 fish
- July Yellowstone cutthroat trout, 8,192 fish
20181 stocking · 7,452 fish
- August Yellowstone cutthroat trout, 7,452 fish
20171 stocking · 3,850 fish
- July Yellowstone cutthroat trout, 3,850 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 Island Lake?
Park County, Wyoming. Approximate: the marker is the USGS place-name point for this water, not an agency location.
Stocked waters near Island Lake
- Snyder Lakelake · 1 mistocked Jul 1, 2025
- Long Lakelake · 2 mistocked Jul 1, 2026
- Rainbow Lakelake · 2 mistocked Jul 1, 2025
- Hauser Lakelake · 3 mistocked Jul 1, 2025
- Beartooth Lakelake · 3 mistocked Jul 1, 2026
- Echo Lakelake · 3 mistocked Jul 1, 2025
- Daphnia Lakelake · 3 mistocked Jul 1, 2025
- Emerald Lakelake · 3 mistocked Jul 1, 2025
All stocked waters in Park CountyStocked this week in Wyoming
Questions about Island Lake
- When was Island Lake last stocked?
- The latest reported stocking was Jul 1 to 31, 2026 (Yellowstone cutthroat trout, 1,650 fish), according to Wyoming agency reports.
- How often is Island Lake stocked?
- It was stocked 1 times in the last 12 months. Across all years on record, most stockings come in July.
- Is Island Lake stocked often?
- Number 12 of 56 stocked waters in Park County by stocking days. Stocked more often than 78% of Wyoming waters on our record. We count each day the agency reported stocking it.
- What kind of trout are stocked in Island Lake?
- Yellowstone cutthroat trout (11 stockings, 37,064 fish); Tiger trout (1 stocking, 1,666 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.