Missoula County · lake · 15 acres
Harpers Lake
Stocked 7× on record · Montana FWP
Harpers Lake is a lake in Missoula County, Montana, stocked with Rainbow Trout — most recently on Jun 19, 2026. FishableWaters aggregates every stocking record for this water from Montana FWP; the latest schedule and today's bite windows are above.
Best days this week
Days near a new or full moon tend to fish best.
Today's bite windows
Conditions, next 3 days
Today
Clear
90°
53°
8 mph
4%
Fri
Overcast
93°
63°
8 mph
0%
Sat
Overcast
96°
64°
16 mph
0%
↗ pressure risingPost-front rising pressure can slow things down for a day.
Stocking ledger
| — 2026 — | ||||
| Jun 19 | Rainbow Trout | 520 | 10.77" | |
| Jun 9 | Rainbow Trout | 660 | 10.44" | |
| Apr 28 | Rainbow Trout | 201 | 16.3" | |
| Apr 27 | Rainbow Trout | 200 | 16.3" | |
| Apr 17 | Rainbow Trout | 200 | 13.700000000000001" | |
| Mar 23 | Rainbow Trout | 50 | 26.25" | |
| Mar 11 | Rainbow Trout | 45 | 26.25" | |
Angler reports
What's biting
No reports yet — be the first
Best bite times
No reports yet
Field notes
No notes yet
Nearby waters
- Blanchard Lake0.3 mi
- Lost Horse Creek1.1 mi
- Elbow Lake1.6 mi
- Blanchard Creek1.9 mi
- Lost Prairie Creek2.1 mi
- North Fork Blanchard Creek1.9 mi
- Clearwater River4.0 mi
- Bear Creek3.6 mi
Seasons, limits, and rules are the state's call — check the official MT regulations and buy your license before you go. We link the source; we never restate the rules.
Harpers Lake fishing — FAQ
What fish are stocked in Harpers Lake?+
Harpers Lake is stocked with Rainbow Trout in Missoula County, Montana, most recently on Jun 19, 2026 by Montana FWP. The full stocking ledger is on this page.
When does Harpers Lake get stocked?+
Going by 7 records since 2026, stocking at Harpers Lake peaks in April. Check this page for the season's scheduled and most recent stockings.
Do I need a license to fish Harpers Lake?+
Yes — Montana requires a fishing license. Buy one from the state and check current seasons and limits before you go; both are linked on this page.
Where is Harpers Lake?+
Harpers Lake is a lake in Missoula County, Montana. Driving directions and an interactive topo map are on this page.
Data: Montana FWP · updated Jun 19, 2026 · checked daily · we publish what agencies publish, nothing else.