Stocking Report
Rainbow Trout stocking in Montana
15,826 recorded stockings, 581 waters, averaging 7.82" at release, from Montana Fish, Wildlife & Parks records. Every water links to its own page.
Latest recorded stocking: Sep 23, 2026
When rainbow trout goes in
66% of recorded stockings happen from April through June.
- 1%Jan
- 1%Feb
- 3%Mar
- 18%Apr
- 24%May
- 24%Jun
- 8%Jul
- 3%Aug
- 11%Sep
- 6%Oct
- 1%Nov
- 1%Dec
Share of all recorded rainbow trout stockings in Montana, by calendar month. Stocking does not guarantee fish are present. Check current regulations and access before you go.
States run two very different stocking calendars. We looked at all 114,145 records to work out why.
Where rainbow trout gets stocked in Montana
| Water | County | Stockings | Fish | Last recorded |
|---|---|---|---|---|
| Lake Mary Ronan | Lake | 35 | 604,334 | Jun 16, 2026 |
| Bair Reservoir | Meagher | 35 | 360,257 | Jun 3, 2026 |
| Raymond Dam | Not reported | 35 | 28,082 | May 28, 2026 |
| Hollecker Lake | Dawson | 35 | 23,720 | May 12, 2026 |
| Philman Pond | Not reported | 35 | 7,122 | Apr 24, 2026 |
| Saddlebrook Pond | Not reported | 35 | 14,239 | Jun 5, 2017 |
| Murray Lake | Flathead | 34 | 194,012 | Jun 10, 2026 |
| St. Regis Community Park | Not reported | 34 | 4,644 | May 20, 2026 |
| Frog Pond | Not reported | 34 | 17,296 | May 19, 2026 |
| Eureka Reservoir | Not reported | 34 | 910,540 | May 27, 2021 |
| Yellowtail Afterbay Reservoir | Big Horn | 33 | 505,942 | May 6, 2026 |
| Hubbart Reservoir | Flathead | 33 | 378,489 | Jun 6, 2024 |
| Rock Lake | Not reported | 33 | 32,994 | Sep 27, 2023 |
| Racetrack Pond | Not reported | 32 | 23,751 | Sep 15, 2026 |
| Spar Lake | Lincoln | 32 | 105,110 | Jun 23, 2026 |
| Kelly Reservoir | Not reported | 32 | 20,691 | Jun 17, 2026 |
| Normandy Coulee Pond | Not reported | 32 | 35,595 | Jun 9, 2026 |
| Amc Wildlife Pond | Not reported | 31 | 30,645 | Sep 15, 2026 |
| Brewington Pond North | Not reported | 31 | 7,155 | May 27, 2026 |
| Round Lake | Not reported | 31 | 17,808 | May 7, 2026 |
| Lost Lake | Not reported | 31 | 24,871 | May 6, 2026 |
| Middle Thompson Lake | Lincoln | 31 | 584,646 | Jun 20, 2025 |
| Little Beaver Lake | Flathead | 30 | 38,948 | Jun 15, 2026 |
| Little McGregor Lake | Flathead | 30 | 33,837 | Jun 8, 2026 |
See everything Montana stocks in the full Montana stocking report, or browse every mapped water in the Montana fishing spot finder.
Source: Montana Fish, Wildlife & Parks, from its fish stocking locations dataset.
