Stocking Report
Rainbow Trout stocking in Montana
6,468 recorded stockings, 156 waters, averaging 9.7" at release, from Montana state agency records. Every water links to its own page.
Latest recorded stocking: Jun 23, 2026
When rainbow trout goes in
65% of recorded stockings happen from April through July.
- 1%Jan
- 0%Feb
- 2%Mar
- 11%Apr
- 19%May
- 22%Jun
- 13%Jul
- 5%Aug
- 14%Sep
- 10%Oct
- 2%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 114,409 records to work out why.
Where rainbow trout gets stocked in Montana
| Water | County | Stockings | Fish | Last recorded |
|---|---|---|---|---|
| Conad Pond | Not reported | 22 | 11,351 | Jun 18, 2026 |
| Lanning Reservoir | Not reported | 22 | 22,250 | Jun 16, 2025 |
| Pegar Reservoir | Not reported | 22 | 54,502 | Jun 9, 2022 |
| Big Muddy Reservoir | Not reported | 22 | 55,427 | May 11, 2022 |
| Canyon Creek Pond | Not reported | 21 | 962 | May 5, 2026 |
| Clemons Coulee Reservoir | Not reported | 21 | 23,518 | Jun 18, 2025 |
| Crusch Reservoir | Not reported | 20 | 50,210 | May 17, 2025 |
| Three Forks Pond | Not reported | 20 | 1,829 | Jun 16, 2006 |
| Holgate Reservoir | Not reported | 19 | 14,129 | Jun 8, 2026 |
| Briggs Pond | Not reported | 19 | 7,050 | May 28, 2026 |
| Eightmile Springs | Chouteau | 19 | 28,063 | May 13, 2026 |
| Hileman Pond | Not reported | 19 | 3,945 | Jul 7, 2015 |
| Swazee Lake | Not reported | 18 | 18,516 | May 28, 2025 |
| Howard Lake | Lincoln | 18 | 44,090 | Oct 13, 2016 |
| Kilbrennan Lake | Lincoln | 18 | 45,742 | Jun 10, 2015 |
| Dawson Pond #1 | Not reported | 18 | 6,048 | May 22, 2015 |
| Cattail Lake | Not reported | 17 | 11,282 | May 12, 2026 |
| Dawson Pond #2 | Not reported | 17 | 5,849 | May 22, 2015 |
| Deveraux Pond #1 | Not reported | 16 | 5,554 | May 16, 2025 |
| Pfeifer Pond | Not reported | 16 | 3,012 | May 16, 2025 |
| Woodland Estates Pond | Not reported | 15 | 3,600 | May 16, 2012 |
| Russ Lake | Not reported | 14 | 15,720 | Jun 24, 2025 |
| Tiber Reservoir | Not reported | 14 | 537,049 | May 19, 2025 |
| Nelson Reservoir | Not reported | 14 | 29,260 | May 7, 2025 |
See everything Montana stocks in the full Montana stocking report, or browse every mapped water in the Montana fishing spot finder.
