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Fishing Red Rock Lake, Upper: what the data says
3,198-acre lake near Montana. The lake tops out around 5 ft. The depth chart is built from real state fisheries GPS surveys, so the humps, channels and drop-offs you see are measured, not guessed. Below is the species-by-species picture, pulled from the same data the map uses.
Walleye fishing at Red Rock Lake, Upper
Start shallow in spring: walleye sit in 1 to 5 ft that time of year. Summer fish stay in 2 to 5 ft, and winter fish hold in 2 to 5 ft. If you only fish one area, make it Break off the point: a drop-off around 4 ft that scores prime in fall. In summer the feeding windows fall in the evening and early morning. A crawler harness on bottom bouncer or a deep crankbait (trolled) covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 5 ft | dusk & dawn | 1/8 oz jig + minnow, Hair jig |
| Summer | 2 to 5 ft | dusk & dawn | Crawler harness on bottom bouncer, Deep crankbait (trolled) |
| Fall | 2 to 5 ft | dusk & night | Jigging rap, Jig + big minnow |
| Winter | 2 to 5 ft | dusk & dawn | Jigging spoon + minnow head, Rattle bait |
Northern Pike fishing at Red Rock Lake, Upper
Start shallow in spring: northern pike sit in 1 to 5 ft that time of year. Summer fish stay in 2 to 5 ft, and winter fish hold in 2 to 5 ft. Shallow bay flat is the standout, a weed flat at roughly 2 ft, rated prime for spring northern pike. Plan around early morning and the evening in the warm months. Tie on a bucktail or a weedless spoon over cabbage and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 5 ft | midday & dawn | #5 inline spinner, Spoon (red/white) |
| Summer | 2 to 5 ft | dawn & dusk | Bucktail, Weedless spoon over cabbage |
| Fall | 2 to 5 ft | midday & dawn | Big rubber (Bull Dawg style), Husky-style jerkbait |
| Winter | 2 to 5 ft | midday | Tip-ups, Large jigging spoon |
Yellow Perch fishing at Red Rock Lake, Upper
Start shallow in spring: yellow perch sit in 1 to 5 ft that time of year. Summer fish stay in 2 to 5 ft, and winter fish hold in 2 to 5 ft. If you only fish one area, make it Shallow bay flat: a weed flat around 2 ft that scores prime in spring. Plan around early morning in the warm months. A drop-shot micro plastics or a small spoon tipped with worm covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 5 ft | midday & dawn | Small jig + curly tail, Perch-pattern micro crank |
| Summer | 2 to 5 ft | dawn | Drop-shot micro plastics, Small spoon tipped with worm |
| Fall | 2 to 5 ft | midday | Jigging spoon (small), Perch rig / spreader |
| Winter | 2 to 5 ft | midday & dawn | Tungsten jig + spikes, Rattle spoon (small) |
Smallmouth Bass fishing at Red Rock Lake, Upper
In spring, smallmouth bass run shallow here, mostly 1 to 5 ft. Summer fish stay in 2 to 5 ft, and winter fish hold in 2 to 5 ft. The spot to know is Main-lake point, a point in about 2 ft of water that rates prime for smallmouth bass in fall. Plan around early morning and the evening in the warm months. A drop shot (goby/minnow) or a ned rig covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 5 ft | dawn & dusk | Ned rig, Tube jig |
| Summer | 2 to 5 ft | dawn & dusk | Drop shot (goby/minnow), Ned rig |
| Fall | 2 to 5 ft | midday & dawn | Jerkbait, Blade bait |
| Winter | 2 to 5 ft | midday | Blade bait, Hair jig |
Rainbow Trout fishing at Red Rock Lake, Upper
Start shallow in spring: rainbow trout sit in 1 to 5 ft that time of year. Summer fish stay in 1 to 5 ft, and winter fish hold in 1 to 5 ft. If you only fish one area, make it Break off the point: a drop-off around 4 ft that scores prime in winter. In summer the feeding windows fall in early morning and the evening. A dodger + spoon (deep troll) or a flutter spoon covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 5 ft | dawn & dusk | Inline spinner (silver), Small spoon |
| Summer | 1 to 5 ft | dawn & dusk | Dodger + spoon (deep troll), Flutter spoon |
| Fall | 1 to 5 ft | dawn & dusk | Casting spoon, Jerkbait over shoals |
| Winter | 1 to 5 ft | dawn | Jigging spoon, Tube jig (white) |
Lake Trout fishing at Red Rock Lake, Upper
In spring, lake trout run shallow here, mostly 1 to 5 ft. Summer fish stay in 2 to 5 ft, and winter fish hold in 1 to 5 ft. If you only fish one area, make it Deep basin: a deep basin around 5 ft that scores prime in summer. In summer the feeding windows fall in early morning. Summer baits: a white tube jig (deep) or a magnum spoon on downrigger gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 5 ft | dawn & dusk | Casting spoon over shoals, Jerkbait (shallow) |
| Summer | 2 to 5 ft | dawn | White tube jig (deep), Magnum spoon on downrigger |
| Fall | 1 to 5 ft | dusk & dawn | Heavy casting spoon, Jigging rap over reefs |
| Winter | 1 to 5 ft | dawn | White tube jig, Airplane jig |
Red Rock Lake, Upper also holds crappie (2 to 5 ft in summer), channel catfish (2 to 5 ft in summer). Pick any of them on the map above for rated spots and bait picks.
Notable structure
- Deep basin: deep basin, around 5 ft
- Break off the point: drop-off, around 4 ft
- Sharp break: drop-off, around 3 ft
- Shoreline point: point, around 3 ft
- Main-lake point: point, around 2 ft
- Secondary point: point, around 2 ft
- Shallow bay flat: weed flat, around 2 ft
- Back-bay flat: weed flat, around 2 ft
- Weed flat: weed flat, around 2 ft
Common questions
How deep is Red Rock Lake, Upper?
Red Rock Lake, Upper is about 5 ft at its deepest point. The depth chart here comes from real state fisheries GPS surveys, so the contours reflect measured depths.
What fish are in Red Rock Lake, Upper?
Anglers target smallmouth bass, walleye, northern pike, crappie, channel catfish, rainbow trout, yellow perch, lake trout on Red Rock Lake, Upper.
Where is the best fishing spot on Red Rock Lake, Upper?
Break off the point is the top-rated area: a drop-off in about 4 ft of water that rates prime for walleye in fall. Open the map above to see every rated spot for each species and season.
When is the best time to fish Red Rock Lake, Upper?
For walleye, the summer bite is best in the evening and early morning. Each species page section below lists the seasonal windows, and the map shows a live NOW badge when you're inside one.
Nearby waters
Widgeon Pond · Elk Lake (Beaverhead) · Hidden Lake (Madison) · Quake Lake · Madison River · Hebgen Lake
See how Red Rock Lake, Upper stacks up: best smallmouth bass lakes in Montana · best walleye lakes in Montana · best northern pike lakes in Montana · best crappie lakes in Montana
Browse all Montana fishing maps or every water on DepthScout. Bathymetry credit: state fisheries survey programs. How we build these maps. For fishing guidance only, never navigation.