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Fishing Mill Creek (Lake): what the data says
29-acre lake near O'Brien County. Iowa DNR survey water. The lake tops out around 14 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.
Largemouth Bass fishing at Mill Creek (Lake)
Start shallow in spring: largemouth bass sit in 2 to 10 ft that time of year. By summer they slide out to 4 to 14 ft, and by winter most fish are in 4 to 14 ft. The spot to know is Main-lake point, a point in about 7 ft of water that rates prime for largemouth bass in fall. Plan around early morning and the evening in the warm months. Summer baits: a texas-rigged 10" worm or a deep-diving crankbait gets it done.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 10 ft | dawn & dusk | Spinnerbait, Chatterbait |
| Summer | 4 to 14 ft | dawn & dusk | Texas-rigged 10" worm, Deep-diving crankbait |
| Fall | 4 to 14 ft | midday & dawn | Squarebill crankbait (shad), Spinnerbait |
| Winter | 4 to 14 ft | midday | Blade bait, Jigging spoon |
Bluegill fishing at Mill Creek (Lake)
In spring, bluegill run shallow here, mostly 1 to 6 ft. They move out to 4 to 14 ft in summer and finish the year down in 4 to 14 ft. If you only fish one area, make it Deep basin: a deep basin around 14 ft that scores prime in winter. Best bite is early morning and the evening. Tie on a small sponge spider (fly) or a micro tube jig and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 1 to 6 ft | midday & dusk | 1/32 oz jig + micro plastic, Tiny popper (evenings) |
| Summer | 4 to 14 ft | dawn & dusk | Small sponge spider (fly), Micro tube jig |
| Fall | 4 to 14 ft | midday | Micro jig + waxworm, Small spoon tipped |
| Winter | 4 to 14 ft | midday | Tungsten ice jig + plastic, Tiny spoon |
Crappie fishing at Mill Creek (Lake)
Start shallow in spring: crappie sit in 2 to 8 ft that time of year. Summer pushes them deeper, 4 to 14 ft, and winter fish settle into 4 to 14 ft. The spot to know is Deep basin, a deep basin in about 14 ft of water that rates prime for crappie in winter. In summer the feeding windows fall in early morning and the evening. Tie on a jig trolled/spider-rigged or a small crankbait (trolled) and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 8 ft | midday & dawn | 1/16 oz jig + tube, Curly-tail grub |
| Summer | 4 to 14 ft | dawn & dusk | Jig trolled/spider-rigged, Small crankbait (trolled) |
| Fall | 4 to 14 ft | dawn | Jig + minnow combo, Small swimbait (1.5-2") |
| Winter | 4 to 14 ft | midday | Tungsten jig + soft plastic, Tiny jigging spoon |
Yellow Perch fishing at Mill Creek (Lake)
In spring, yellow perch run shallow here, mostly 3 to 12 ft. Summer pushes them deeper, 4 to 14 ft, and winter fish settle into 4 to 14 ft. Deep basin is the standout, a deep basin at roughly 14 ft, rated prime for fall yellow perch. Best bite is early morning. Tie on a drop-shot micro plastics or a small spoon tipped with worm and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | midday & dawn | Small jig + curly tail, Perch-pattern micro crank |
| Summer | 4 to 14 ft | dawn | Drop-shot micro plastics, Small spoon tipped with worm |
| Fall | 4 to 14 ft | midday | Jigging spoon (small), Perch rig / spreader |
| Winter | 4 to 14 ft | midday & dawn | Tungsten jig + spikes, Rattle spoon (small) |
Channel Catfish fishing at Mill Creek (Lake)
Start shallow in spring: channel catfish sit in 3 to 12 ft that time of year. By summer they slide out to 4 to 14 ft, and by winter most fish are in 4 to 14 ft. If you only fish one area, make it Deep basin: a deep basin around 14 ft that scores prime in winter. Plan around after dark and the evening in the warm months.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | dusk | |
| Summer | 4 to 14 ft | night & dusk | |
| Fall | 4 to 14 ft | dusk | |
| Winter | 4 to 14 ft | midday |
Notable structure
- Deep basin: deep basin, around 14 ft
- Break off the point: drop-off, around 12 ft
- Main-lake point: point, around 7 ft
- Secondary point: point, around 6 ft
Common questions
How deep is Mill Creek (Lake)?
Mill Creek (Lake) is about 14 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 Mill Creek (Lake)?
Anglers target largemouth bass, crappie, bluegill, channel catfish, yellow perch on Mill Creek (Lake).
Where is the best fishing spot on Mill Creek (Lake)?
Main-lake point is the top-rated area: a point in about 7 ft of water that rates prime for largemouth bass in fall. Open the map above to see every rated spot for each species and season.
When is the best time to fish Mill Creek (Lake)?
For largemouth bass, 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
Dog Creek (Lake) · Westport Park Pond · Stolley Pit · Little Sioux Park Lake · Silver Lake (Dickinson) · Storm Lake (incl Little Storm Lake)
See how Mill Creek (Lake) stacks up: best largemouth bass lakes in Iowa · best crappie lakes in Iowa · best bluegill lakes in Iowa · best channel catfish lakes in Iowa
Browse all Iowa fishing maps or every water on DepthScout. Bathymetry credit: state fisheries survey programs. How we build these maps. For fishing guidance only, never navigation.