Castle Lake trout stocking
Meagher County, Montana · lake · 6,872 ft elevation
Castle 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
- Number 8 of 11 stocked waters in Meagher County by stocking days.
- Stocked less often than most Montana waters on our record.
Weather at Castle Lake
- Today49°FMostly Sunny2% rain · wind 12 to 18 mph
- Tonight35°FMostly Cloudy5% rain · wind 7 to 12 mph
- Monday45°FMostly Cloudy6% rain · wind 5 to 8 mph
- Monday Night37°FMostly Cloudy11% rain · wind 5 to 18 mph
- Tuesday44°FMostly Sunny11% rain · wind 12 to 18 mph
- Tuesday Night35°FPartly Cloudywind 12 to 16 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 | 12.5 in |
Stocking history
20251 stocking · 300 fish
| Date | Species | Fish | Size | Hatchery |
|---|---|---|---|---|
Sep 17Latest Wednesday | Westslope cutthroat trout | 300 | 12.5 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 Castle Lake?
Meagher County, Montana. The marker is the agency's location for this water; streams are often stocked at several access points.
Stocked waters near Castle Lake
- Bonanza Reservoirlake · 7 mistocked May 27, 2026
- Bair Reservoirlake · 12 mistocked Jun 3, 2026
- Lake Sutherlinlake · 13 mistocked Jun 30, 2026
- Cook Reservoir 2lake · 15 mistocked May 27, 2026
- Newlan Reservoirlake · 17 mistocked Sep 18, 2026
- Hundred Dollar Bill Pond (; Mud Creek Reservoir)lake · 19 mistocked Jun 9, 2026
- Martinsdale Reservoirlake · 21 mistocked May 28, 2026
- Edith Lakelake · 24 mistocked Sep 17, 2025
All stocked waters in Meagher CountyStocked this week in Montana
Questions about Castle Lake
- When was Castle Lake last stocked?
- The latest reported stocking was Sep 17, 2025 (westslope cutthroat trout, 300 fish), according to Montana agency reports.
- Is Castle Lake stocked often?
- Number 8 of 11 stocked waters in Meagher County by stocking days. 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 Castle Lake?
- Westslope cutthroat trout (1 stocking, 300 fish).