Lake · Missoula, Montana
Harpers Lake
At a glance
- Area
- 6 ha (15 acres)
Who lives here
- Rainbow trout Oncorhynchus mykissStocked · 2026 · Fish stocking: Montana Fish, Wildlife & Parks, Fisheries Information System (Fish Stocking Locations)
- Westslope cutthroat trout Oncorhynchus clarkii lewisiStocked · 2026 · Fish stocking: Montana Fish, Wildlife & Parks, Fisheries Information System (Fish Stocking Locations)
Not listed doesn't mean no fish.
Stocking
| Year | Species | Stage | Number |
|---|---|---|---|
| Jun 30, 2026 | Rainbow Trout | 1,008 | |
| Jun 19, 2026 | Rainbow Trout | 520 | |
| Jun 12, 2026 | Westslope Cutthroat Trout | 500 | |
| Jun 9, 2026 | Rainbow Trout | 660 | |
| Apr 28, 2026 | Rainbow Trout | 201 | |
| Apr 27, 2026 | Rainbow Trout | 200 | |
| Apr 17, 2026 | Rainbow Trout | 200 | |
| Mar 23, 2026 | Rainbow Trout | 50 | |
| Mar 11, 2026 | Rainbow Trout | 45 | |
| Dec 11, 2025 | Rainbow Trout | 99 | |
| Dec 8, 2025 | Rainbow Trout | 22 | |
| Dec 8, 2025 | Rainbow Trout | 46 | |
| Dec 8, 2025 | Rainbow Trout | 42 | |
| Dec 1, 2025 | Rainbow Trout | 45 | |
| Nov 25, 2025 | Rainbow Trout | 12 | |
| Nov 25, 2025 | Rainbow Trout | 46 | |
| Nov 10, 2025 | Rainbow Trout | 75 | |
| Nov 7, 2025 | Rainbow Trout | 75 | |
| Nov 6, 2025 | Rainbow Trout | 75 | |
| Oct 30, 2025 | Rainbow Trout | 21 |
As the agency publishes it. Newest first: 20 of 178.
Getting on the water
- Harpers LakeBoat launch · Montana Fish, Wildlife & Parks
Listed by public agencies. A listed site doesn't make the water or its shore open to fishing: when in doubt, it's unknown. Check signs and local rules.
The rules
Summary, not the law. Check the official regulations before you fish.
HuntGrid has no rules for this water yet.
Official regulations: Montana Fish, Wildlife & Parks
What's biting
This water is too small for community summaries: on a small water a summary could point to someone's spot.
About this page
Sources and licences:
- U.S. Geological Survey, National Hydrography Dataset Plus High Resolution (NHDPlus HR); U.S. Census Bureau, TIGER/Line® Shapefiles 2025: counties and states · Public domain (U.S. Government work, 17 U.S.C. §105)
- Fish stocking: Montana Fish, Wildlife & Parks, Fisheries Information System (Fish Stocking Locations) · Shown unmodified with credit to FWP (owner approved 2026-10-19): Montana FWP ArcGIS item fc35d749b16643aab629f9a05cf4b897 (Montana Fish Stocking Locations, read 2026-10-19): "This data set is provided "as is" without warranty of any kind"; fwp.mt.gov/terms-of-use allows copying "for personal or informational use … if the documents are not modified": shown under the owner's 2026-10-19 rule as FWP published it. Credit the agency; remove if asked.
- Montana Fish, Wildlife & Parks · No licence grant; FWP Terms of Use allow personal or informational use, unmodified (owner approved 2026-10-19)
The outline is drawn from the official water data credited above, without a basemap. These pages show no angler's catches, spots or tracks.