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Fishing Old Woman Lake: what the data says
31-acre lake near Ontario. The lake tops out around 30 ft. The contours are modeled from the water's real shoreline and maximum depth. Treat them as a rough guide, and never use them for navigation. Here is how the season plays out for each species, straight from the data behind the map.
Brook Trout fishing at Old Woman Lake
Spring brook trout on Old Woman Lake hold shallow, usually 2 to 15 ft. They move out to 10 to 30 ft in summer and finish the year down in 3 to 20 ft. The spot to know is Deep basin, a deep basin in about 26 ft of water that rates prime for brook trout in summer. Plan around early morning and the evening in the warm months. Tie on a small spoon fished deep or a trolled lake-clear wobbler + worm and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 15 ft | dawn & dusk | Small inline spinner (gold), Tiny spoon |
| Summer | 10 to 30 ft | dawn & dusk | Small spoon fished deep, Trolled lake-clear wobbler + worm |
| Fall | 2 to 15 ft | midday & dawn | Small spoon (orange), Spinner |
| Winter | 3 to 20 ft | dawn | Small jigging spoon, Tungsten jig + plastic |
Notable structure
- Deep basin: deep basin, around 26 ft
- Break off the point: drop-off, around 14 ft
- Main-lake point: point, around 8 ft
- Secondary point: point, around 8 ft
- Shallow bay flat: weed flat, around 4 ft
Common questions
How deep is Old Woman Lake?
Old Woman Lake is about 30 ft at its deepest point. The contours here are modeled from the water's real shape and maximum depth, so treat them as a rough guide.
What fish are in Old Woman Lake?
Anglers target brook trout on Old Woman Lake.
Where is the best fishing spot on Old Woman Lake?
Deep basin is the top-rated area: a deep basin in about 26 ft of water that rates prime for brook trout in summer. Open the map above to see every rated spot for each species and season.
When is the best time to fish Old Woman Lake?
For brook trout, the summer bite is best in early morning and the evening. Each species page section below lists the seasonal windows, and the map shows a live NOW badge when you're inside one.
Nearby waters
Old Man Lake · Martin Lake · Spider L. · Wart Lake · Spruce Lake · Tribble Lake
See how Old Woman Lake stacks up: best brook trout lakes in Ontario
Browse all Ontario fishing maps or every water on DepthScout. How we build these maps. For fishing guidance only, never navigation.