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Fishing Marys Lake: what the data says
37-acre lake near Larimer County. The lake tops out around 33 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. What follows comes from the same scoring engine that paints the spots above.
Brook Trout fishing at Marys Lake
Spring brook trout on Marys Lake hold shallow, usually 2 to 15 ft. Summer pushes them deeper, 10 to 30 ft, and winter fish settle into 3 to 20 ft. The spot to know is Deep basin, a deep basin in about 28 ft of water that rates prime for brook trout in summer. Best bite is early morning and the evening. Summer baits: a small spoon fished deep or a trolled lake-clear wobbler + worm gets it done.
| 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 |
Brown Trout fishing at Marys Lake
Start shallow in spring: brown trout sit in 3 to 25 ft that time of year. They move out to 10 to 33 ft in summer and finish the year down in 5 to 33 ft. If you only fish one area, make it Break off the point: a drop-off around 15 ft that scores prime in summer. Plan around after dark and early morning in the warm months. A spoon at the thermocline or a deep stickbait (night) covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 25 ft | dawn & dusk | Stickbait off planer boards (shallow), Small spoon along mud lines |
| Summer | 10 to 33 ft | night & dawn | Spoon at the thermocline, Deep stickbait (night) |
| Fall | 5 to 30 ft | dusk & dawn | Jerkbait over gravel, Casting spoon |
| Winter | 5 to 33 ft | dawn | Jigging spoon, Small stickbait (slow) |
Rainbow Trout fishing at Marys Lake
Start shallow in spring: rainbow trout sit in 5 to 20 ft that time of year. Summer pushes them deeper, 8 to 30 ft, and winter fish settle into 7 to 33 ft. Break off the point is the standout, a drop-off at roughly 15 ft, rated prime for winter rainbow trout. Best bite is early morning and the evening. Tie on a dodger + spoon (deep troll) or a flutter spoon and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 5 to 20 ft | dawn & dusk | Inline spinner (silver), Small spoon |
| Summer | 8 to 30 ft | dawn & dusk | Dodger + spoon (deep troll), Flutter spoon |
| Fall | 9 to 33 ft | dawn & dusk | Casting spoon, Jerkbait over shoals |
| Winter | 7 to 33 ft | dawn | Jigging spoon, Tube jig (white) |
Notable structure
- Deep basin: deep basin, around 28 ft
- Break off the point: drop-off, around 15 ft
- Main-lake point: point, around 8 ft
- Shallow bay flat: weed flat, around 4 ft
Common questions
How deep is Marys Lake?
Marys Lake is about 33 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 Marys Lake?
Anglers target rainbow trout, brown trout, brook trout on Marys Lake.
Where is the best fishing spot on Marys Lake?
Break off the point is the top-rated area: a drop-off in about 15 ft of water that rates prime for brown trout in summer. Open the map above to see every rated spot for each species and season.
When is the best time to fish Marys 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
Estes Lake · Button Rock Res · Grand Lake · Carter Lake · Monarch Lake · Shadow Mountain Reservoir
See how Marys Lake stacks up: best rainbow trout lakes in Colorado · best brown trout lakes in Colorado · best brook trout lakes in Colorado
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