Lost Lake fish stocking
Mason County, Washington
Lost Lake in Mason County, Washington was last stocked on September 28, 2026 with 2,000 rainbow trout from Eells Springs. Across the 5 years shown here, WDFW released 154,289 fish in 50 separate stockings. Stockings here are most common in March, May, and September.
When Lost Lake gets fish
Stocking history
Washington reports the exact release date. Sizes for Washington are estimated from the reported fish-per-pound.
2026 · 29,844 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Rainbow Trout | 2,000 | 12.8″ | Catchable | |
| Kokanee | 20,030 | — | Fry | |
| Rainbow Trout | 2,425 | 12″ | Catchable | |
| Rainbow Trout | 409 | 20″ | Catchable | |
| Rainbow Trout | 2,370 | 9.5″ | Catchable | |
| Rainbow Trout | 2,535 | 9.6″ | Catchable | |
| Rainbow Trout | 75 | 20.6″ | Catchable |
2025 · 32,230 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Cutthroat Trout | 100 | 15.6″ | Yearling | |
| Rainbow Trout | 300 | 12.4″ | Catchable | |
| Rainbow Trout | 2,000 | 12.9″ | Catchable | |
| Cutthroat Trout | 2,000 | 4.2″ | Fingerling | |
| Kokanee | 20,000 | — | Fry | |
| Rainbow Trout | 2,450 | 12.4″ | Catchable | |
| Rainbow Trout | 200 | 18.2″ | Catchable | |
| Rainbow Trout | 200 | 18.2″ | Catchable | |
| Rainbow Trout | 4,905 | 9.3″ | Catchable | |
| Rainbow Trout | 75 | 22.7″ | Catchable |
2024 · 30,684 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Cutthroat Trout | 100 | 14.4″ | Yearling | |
| Rainbow Trout | 250 | 13″ | Catchable | |
| Rainbow Trout | 2,004 | 12.9″ | Catchable | |
| Rainbow Trout | 75 | 10.7″ | Catchable | |
| Kokanee | 20,355 | — | Fry | |
| Rainbow Trout | 2,460 | 12.6″ | Catchable | |
| Rainbow Trout | 450 | 18.2″ | Catchable | |
| Rainbow Trout | 4,915 | 8.9″ | Catchable | |
| Rainbow Trout | 75 | 20.6″ | Catchable |
2023 · 30,716 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Cutthroat Trout | 106 | 13.4″ | Yearling | |
| Rainbow Trout | 2,102 | 12.1″ | Catchable | |
| Rainbow Trout | 50 | 11.3″ | Catchable | |
| Rainbow Trout | 50 | 11″ | Catchable | |
| Rainbow Trout | 50 | 10.5″ | Catchable | |
| Rainbow Trout | 50 | 10.4″ | Catchable | |
| Kokanee | 20,230 | 2.1″ | Fry | |
| Rainbow Trout | 2,436 | 11.9″ | Catchable | |
| Rainbow Trout | 325 | 18.2″ | Catchable | |
| Rainbow Trout | 330 | 18.2″ | Catchable | |
| Rainbow Trout | 4,912 | 9.3″ | Catchable | |
| Rainbow Trout | 75 | 21.5″ | Catchable |
2022 · 30,815 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Cutthroat Trout | 100 | 13.9″ | Yearling | |
| Rainbow Trout | 2,100 | 12.7″ | Catchable | |
| Rainbow Trout | 200 | 12.6″ | Catchable | |
| Rainbow Trout | 100 | 12.2″ | Catchable | |
| Rainbow Trout | 100 | 10.8″ | Catchable | |
| Rainbow Trout | 100 | 10.8″ | Catchable | |
| Kokanee | 20,000 | — | Fry | |
| Rainbow Trout | 2,420 | 11.6″ | Catchable | |
| Rainbow Trout | 400 | 19.5″ | Catchable | |
| Rainbow Trout | 300 | 18.4″ | Catchable | |
| Rainbow Trout | 4,920 | 9.7″ | Catchable | |
| Rainbow Trout | 75 | 20″ | Catchable |
Frequently asked questions
When was Lost Lake last stocked?
WDFW records show Lost Lake was last stocked on September 28, 2026 (9 days ago), with 2,000 rainbow trout.
What fish are stocked in Lost Lake?
Lost Lake has been stocked with cutthroat trout, kokanee, and rainbow trout in the years shown here (2022–2026).
When does Lost Lake usually get stocked?
Most fish have been stocked in March, May, and September. Exact dates change from year to year, so check back or see WDFW's official stocking page.
Do I need a license to fish Lost Lake?
Yes, anglers generally need a valid Washington fishing license. Check the current Washington fishing regulations for seasons, limits and any special rules for Lost Lake.
Other stocked waters in Mason County
Benson Lake
Isabella Lake
Island Lake
Melbourne Lake
Osborne Lakes
Trails End Lake
All 50 stocked waters in Mason 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.