Castle Lake
Surface area
92 ac37 ha
Max depth
60 ft18.3 m
Mean depth
31 ft9.5 m
Water type
Cold-water
Mgmt zone
FMZ 6
Shoreline
2.6 mi4.2 km
Nearest road
0.4 miEAST ARROW LAKE ROAD
Depth map
Available
Castle Lake is the 2279th-largest of 4,241 named lakes in Superior Country, with 2.6 miles of charted shoreline. Its 60 ft maximum depth is greater than 56% of depth-surveyed lakes in the region.
Fish species
From MNRF aquatic resource surveys.
Lodges & operators0
No operators recorded on this lake yet. Know one? It may be listed under a nearby community — browse the map.
Seasons & limitsFMZ 6
| Species | Season | Sport licence | Conservation |
|---|---|---|---|
| Brook Trout | 4th Sat. in Apr. - Labour Day | S - 5, not more than 1 greater than 30 cm (11.8 in.) | C - 2, not more than 1 greater than 30 cm (11.8 in.) |
| Lake Trout | Jan. 1 - Sept. 30 | S - 2, not more than 1 greater than 56 cm (22 in.) from Sept. 1 - Sept. 30; no size limit rest of year | C - 1, no size limit |
Compiled from MNRF Recreational Fishing Regulations open data (2026 season, zone-wide rules shown for this lake's species). Regulations change by variation order — confirm with the official FMZ 6 summary before you fish.
Similar water
Same region, overlapping species, comparable size.
- Esker Lake2 shared species · 92 ac
- Hilma Lake2 shared species · 97 ac
- Jackfish Lake2 shared species · 101 ac
- Cameron Lake2 shared species · 82 ac
- Davidson Lake2 shared species · 108 ac
Nearby lakes
- Cameron Lake1.9 mi · species data
- Paul Lake2.4 mi · species data
- Mallard Lake2.6 mi · species data
- Whitefish Lake3.3 mi · species data
- Roundtable Lake4.3 mi · species data
- Moose Lake6.5 mi · species data