Heart Lake trout stocking
Mineral County, Montana · lake · 5,546 ft elevation
Heart Lake was last stocked 14 months ago (Sep 17, 2025). We have 1 stocking on record since Sep 17, 2025. Species stocked: westslope cutthroat trout.
Last stocked
14 months ago
Sep 17, 2025
Next planned
Not announced
Last 12 months
0 stockings
On record
1 stocking
since Sep 17, 2025
- The second most stocked of 5 waters in Mineral County.
- Stocked less often than most Montana waters on our record.
Weather at Heart Lake
- Overnight35°FMostly Cloudy7% rain · wind 21 mph
- Sunday45°FRain And Snow Showers Likely71% rain · wind 9 to 21 mph
- Sunday Night33°FMostly Cloudy6% rain · wind 5 to 8 mph
- Monday40°FRain And Snow Showers Likely69% rain · wind 5 mph
- Monday Night37°FRain Showers92% rain · wind 3 to 17 mph
- Tuesday40°FChance Rain Showers44% rain · wind 3 to 17 mph
Forecast from the National Weather Service for this location, refreshed hourly.
What is stocked
| Species | Stockings | Fish | Fish per stocking | Typical size |
|---|---|---|---|---|
| Westslope cutthroat trout | 1 | 300 | 300 | 2.2 in |
Stocking history
20251 stocking · 300 fish
| Date | Species | Fish | Size | Hatchery |
|---|---|---|---|---|
Sep 17Latest Wednesday | Westslope cutthroat trout | 300 | 2.2 in | Washoe Park Trout Hatchery |
From Montana fish and wildlife agency reports, collected nightly and kept after the agency takes them down. Agencies revise reports; check the agency's report before you go. Seasons and limits: Montana fishing regulations.
Where is Heart Lake?
Mineral County, Montana. The marker is the agency's location for this water; streams are often stocked at several access points.
Stocked waters near Heart Lake
- Crystal Lakelake · 2 mistocked Sep 17, 2025
- Lenore Lakelake · 8 mistocked Sep 17, 2025
- Copper Lakelake · 15 mistocked Sep 17, 2025
- St. Regis Community Parklake · 16 mistocked May 20, 2026
- Thompson Park Pondlake · 23 mistocked May 19, 2026
All stocked waters in Mineral CountyStocked this week in Montana
Questions about Heart Lake
- When was Heart Lake last stocked?
- The latest reported stocking was Sep 17, 2025 (westslope cutthroat trout, 300 fish), according to Montana agency reports.
- Is Heart Lake stocked often?
- The second most stocked of 5 waters in Mineral County. Stocked less often than most Montana waters on our record. We count each day the agency reported stocking it.
- What kind of trout are stocked in Heart Lake?
- Westslope cutthroat trout (1 stocking, 300 fish).