Mann Creek Reservoir Fishing and Stocking
Washington County, Idaho. The Idaho Department of Fish and Game lists 2 stockings here in the latest year of its data (Rainbow Trout), the most recent on Apr 30, 2026. Stocked in April and May in two or more years.
2026 Stocking
| Date | Species | Fish | Size |
|---|---|---|---|
| Apr 30, 2026 | Rainbow Trout | 2,448 | Catchable (12-14 inches) |
| Apr 3, 2026 | Rainbow Trout | 2,436 | Catchable (12-14 inches) |
2025 Stocking
| Date | Species | Fish | Size |
|---|---|---|---|
| May 1, 2025 | Rainbow Trout | 2,505 | Catchable (12-14 inches) |
| Apr 1, 2025 | Rainbow Trout | 2,442 | Catchable (12-14 inches) |
2024 Stocking
| Date | Species | Fish | Size |
|---|---|---|---|
| Sep 4, 2024 | Rainbow Trout | 2,370 | Catchable (12-14 inches) |
| May 2, 2024 | Rainbow Trout | 100 | Catchable (12-14 inches) |
| Mar 29, 2024 | Rainbow Trout | 2,416 | Catchable (12-14 inches) |
Other Stocked Waters in Washington County
About This Data
Every row comes from the stocking information published by the Idaho Department of Fish and Game, checked Oct 20, 2026. The agency lists this water as “Mann Creek Reservoir”. Species and sizes are given as the agency names them; a dash means the agency does not say.
More for Idaho Anglers
Stocking dates and places can change without notice; check with the agency before a trip. ReelTourney is not affiliated with the Idaho Department of Fish and Game.