Rattlesnake Lake fish stocking
King County, Washington
Rattlesnake Lake in King County, Washington was last stocked on April 6, 2026 with 2,000 rainbow trout from Tokul Cr Hatchery. Across the 5 years shown here, WDFW released 40,358 fish in 13 separate stockings. Stockings here are most common in April, October, and November.
When Rattlesnake Lake gets fish
Stocking history
Washington reports the exact release date. Sizes for Washington are estimated from the reported fish-per-pound.
2026 · 2,000 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Rainbow Trout | 2,000 | 10″ | Catchable |
2025 · 12,664 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Cutthroat Trout | 1,835 | — | Fry | |
| Rainbow Trout | 7,329 | 2.1″ | Fry | |
| Rainbow Trout | 3,500 | 9.8″ | Catchable |
2024 · 3,500 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Rainbow Trout | 3,500 | 9.5″ | Catchable |
2023 · 9,397 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Cutthroat Trout | 1,914 | 2.2″ | Fry | |
| Rainbow Trout | 3,910 | 2.3″ | Fry | |
| Rainbow Trout | 3,573 | 9.6″ | Catchable |
2022 · 12,797 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Cutthroat Trout | 456 | 2.7″ | Fingerling | |
| Rainbow Trout | 8,313 | 2.2″ | Fry | |
| Rainbow Trout | 1,736 | 9.3″ | Catchable | |
| Rainbow Trout | 1,792 | 9.3″ | Catchable | |
| Rainbow Trout | 500 | 2.4″ | Fry |
Frequently asked questions
When was Rattlesnake Lake last stocked?
WDFW records show Rattlesnake Lake was last stocked on April 6, 2026 (about 6 months ago), with 2,000 rainbow trout.
What fish are stocked in Rattlesnake Lake?
Rattlesnake Lake has been stocked with cutthroat trout and rainbow trout in the years shown here (2022–2026).
When does Rattlesnake Lake usually get stocked?
Most fish have been stocked in April, October, and November. Exact dates change from year to year, so check back or see WDFW's official stocking page.
Do I need a license to fish Rattlesnake Lake?
Yes, anglers generally need a valid Washington fishing license. Check the current Washington fishing regulations for seasons, limits and any special rules for Rattlesnake Lake.
Other stocked waters in King County
Jakes Lake
Lower Melakwa Lake
Upper Melakwa Lake
Lake Dorthy
Nine Hour Lake
Mary Lake
All 167 stocked waters in King County →
Source: WDFW Fish Plants (data.wa.gov). Stocked Lakes is not affiliated with Washington Department of Fish and Wildlife. Spot a problem? Let us know.