Lake Armstrong fish stocking
Snohomish County, Washington
Lake Armstrong in Snohomish County, Washington was last stocked on April 22, 2026 with 2,700 rainbow trout from Arlington Hatchery. Across the 5 years shown here, WDFW released 15,082 fish in 11 separate stockings. Stockings here are most common in March and April.
When Lake Armstrong gets fish
Stocking history
Washington reports the exact release date. Sizes for Washington are estimated from the reported fish-per-pound.
2026 · 2,762 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Rainbow Trout | 2,700 | 10.4″ | Catchable | |
| Cutthroat Trout | 62 | 2.2″ | Fry |
2025 · 3,019 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Rainbow Trout | 3,000 | 9.4″ | Catchable | |
| Cutthroat Trout | 19 | 2.2″ | Fry |
2024 · 3,098 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Rainbow Trout | 2,057 | 9.7″ | Catchable | |
| Rainbow Trout | 1,023 | 9.7″ | Catchable | |
| Cutthroat Trout | 18 | 2.2″ | Fry |
2023 · 3,139 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Rainbow Trout | 3,000 | 9.3″ | Catchable | |
| Cutthroat Trout | 139 | — | Fry |
2022 · 3,064 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Rainbow Trout | 50 | 15.9″ | Catchable | |
| Rainbow Trout | 3,014 | 9.7″ | Catchable |
Frequently asked questions
When was Lake Armstrong last stocked?
WDFW records show Lake Armstrong was last stocked on April 22, 2026 (about 6 months ago), with 2,700 rainbow trout.
What fish are stocked in Lake Armstrong?
Lake Armstrong has been stocked with cutthroat trout and rainbow trout in the years shown here (2022–2026).
When does Lake Armstrong usually get stocked?
Most fish have been stocked in March and April. Exact dates change from year to year, so check back or see WDFW's official stocking page.
Do I need a license to fish Lake Armstrong?
Yes, anglers generally need a valid Washington fishing license. Check the current Washington fishing regulations for seasons, limits and any special rules for Lake Armstrong.
Other stocked waters in Snohomish County
Cowbell Lake
Pass Lake
Lake Wayhut
South Lake
Lake Goodwin
Silver Lake (T28)
All 100 stocked waters in Snohomish 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.