Cowlitz River fish stocking
Cowlitz County, Washington
Cowlitz River in Cowlitz County, Washington was last stocked on April 15, 2026 with 10,130 cutthroat trout from Friends of Cowlitz. Across the 2 years shown here, WDFW released 65,099 fish in 3 separate stockings. Stockings here are most common in April.
When Cowlitz River gets fish
Stocking history
Washington reports the exact release date. Sizes for Washington are estimated from the reported fish-per-pound.
2026 · 10,130 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Cutthroat Trout | 10,130 | 8.4″ | Yearling |
2025 · 54,969 fish
| Date | Species | Fish | Size | Type |
|---|---|---|---|---|
| Cutthroat Trout | 27,881 | 7.4″ | Yearling | |
| Cutthroat Trout | 27,088 | 7.4″ | Yearling |
Frequently asked questions
When was Cowlitz River last stocked?
WDFW records show Cowlitz River was last stocked on April 15, 2026 (about 6 months ago), with 10,130 cutthroat trout.
What fish are stocked in Cowlitz River?
Cowlitz River has been stocked with cutthroat trout in the years shown here (2025–2026).
When does Cowlitz River usually get stocked?
Most fish have been stocked in 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 Cowlitz River?
Yes, anglers generally need a valid Washington fishing license. Check the current Washington fishing regulations for seasons, limits and any special rules for Cowlitz River.
Other stocked waters in Cowlitz County
Lake Merwin
Horseshoe Lake
Kress Lake
Lake Sacajawea
Silver Lake
Merrill Lake
All 7 stocked waters in Cowlitz 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.