Trillium Lake Fishing and Stocking
Oregon. The Oregon Department of Fish and Wildlife schedules 10 stockings here in the latest year of its data (Trout (species not given)), the most recent scheduled for Aug 24, 2026. The agency publishes a planned schedule: dates can change, and a listed date does not confirm the stocking took place. Stocked in May, June, August and September in two or more years.
2026 Stocking
| Date | Species | Fish | Size |
|---|---|---|---|
| Aug 24–28, 2026 | Trout (species not given) | 2,000 | Legals |
| Aug 24–28, 2026 | Trout (species not given) | 133 | Trophy |
| Jun 8–12, 2026 | Trout (species not given) | 2,000 | Legals |
| Jun 8–12, 2026 | Trout (species not given) | 167 | Trophy |
| Jun 8–12, 2026 | Trout (species not given) | 50 | Brood |
| May 18–22, 2026 | Trout (species not given) | 2,000 | Legals |
| May 18–22, 2026 | Trout (species not given) | 50 | Brood |
| May 11–15, 2026 | Trout (species not given) | 2,000 | Legals |
| May 11–15, 2026 | Trout (species not given) | 167 | Trophy |
| May 11–15, 2026 | Trout (species not given) | 50 | Brood |
2025 Stocking
| Date | Species | Fish | Size |
|---|---|---|---|
| Sep 22–26, 2025 | Trout (species not given) | 333 | Trophy |
| Aug 25–29, 2025 | Trout (species not given) | 2,000 | Legals |
| Aug 25–29, 2025 | Trout (species not given) | 334 | Trophy |
| Jun 9–13, 2025 | Trout (species not given) | 3,000 | Legals |
| Jun 9–13, 2025 | Trout (species not given) | 60 | Brood |
| May 26–30, 2025 | Trout (species not given) | 60 | Brood |
| May 26–30, 2025 | Trout (species not given) | 3,000 | Legals |
| May 12–16, 2025 | Trout (species not given) | 3,000 | Legals |
| May 12–16, 2025 | Trout (species not given) | 60 | Brood |
2024 Stocking
| Date | Species | Fish | Size |
|---|---|---|---|
| Sep 23–27, 2024 | Trout (species not given) | 333 | Trophy |
| Aug 26–30, 2024 | Trout (species not given) | 2,000 | Legals |
| Aug 26–30, 2024 | Trout (species not given) | 333 | Trophy |
| Jun 10–14, 2024 | Trout (species not given) | 2,000 | Legals |
| Jun 10–14, 2024 | Trout (species not given) | 40 | Brood |
| May 20–24, 2024 | Trout (species not given) | 2,000 | Legals |
| May 20–24, 2024 | Trout (species not given) | 40 | Brood |
| May 13–17, 2024 | Trout (species not given) | 40 | Brood |
| May 13–17, 2024 | Trout (species not given) | 2,000 | Legals |
About This Data
Every row comes from the stocking schedule published by the Oregon Department of Fish and Wildlife, checked Nov 3, 2026. The agency lists this water as “TRILLIUM LK”. Species and sizes are given as the agency names them; a dash means the agency does not say.
More for Oregon Anglers
Stocking dates and places can change without notice; check with the agency before a trip. ReelTourney is not affiliated with the Oregon Department of Fish and Wildlife.