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Fishing Knox Lake: what the data says
495-acre lake near Fredericktown. one of Ohio's best big-largemouth lakes. The lake tops out around 26 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 Knox Lake
In spring, largemouth bass run shallow here, mostly 2 to 10 ft. Summer pushes them deeper, 8 to 20 ft, and winter fish settle into 8 to 26 ft. Shallow bay flat is the standout, a weed flat at roughly 2 ft, rated prime for spring largemouth bass. Best bite is early morning and the evening. Tie on a texas-rigged 10" worm or a deep-diving crankbait and you're in the game.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 10 ft | dawn & dusk | Spinnerbait, Chatterbait |
| Summer | 8 to 20 ft | dawn & dusk | Texas-rigged 10" worm, Deep-diving crankbait |
| Fall | 4 to 15 ft | midday & dawn | Squarebill crankbait (shad), Spinnerbait |
| Winter | 8 to 26 ft | midday | Blade bait, Jigging spoon |
Crappie fishing at Knox Lake
Spring crappie on Knox Lake hold shallow, usually 2 to 8 ft. They move out to 10 to 25 ft in summer and finish the year down in 8 to 26 ft. If you only fish one area, make it Deep basin: a deep basin around 23 ft that scores prime in winter. In summer the feeding windows fall in early morning and the evening. A jig trolled/spider-rigged or a small crankbait (trolled) covers the summer program.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 2 to 8 ft | midday & dawn | 1/16 oz jig + tube, Curly-tail grub |
| Summer | 10 to 25 ft | dawn & dusk | Jig trolled/spider-rigged, Small crankbait (trolled) |
| Fall | 8 to 20 ft | dawn | Jig + minnow combo, Small swimbait (1.5-2") |
| Winter | 8 to 26 ft | midday | Tungsten jig + soft plastic, Tiny jigging spoon |
Bluegill fishing at Knox Lake
Start shallow in spring: bluegill sit in 1 to 6 ft that time of year. By summer they slide out to 4 to 15 ft, and by winter most fish are in 10 to 25 ft. If you only fish one area, make it Shallow bay flat: a weed flat around 2 ft that scores prime in spring. In summer the feeding windows fall in early morning and the evening. A small sponge spider (fly) or a micro tube jig covers the summer program.
| 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 15 ft | dawn & dusk | Small sponge spider (fly), Micro tube jig |
| Fall | 6 to 18 ft | midday | Micro jig + waxworm, Small spoon tipped |
| Winter | 10 to 25 ft | midday | Tungsten ice jig + plastic, Tiny spoon |
Channel Catfish fishing at Knox Lake
In spring, channel catfish run shallow here, mostly 3 to 12 ft. Summer pushes them deeper, 8 to 25 ft, and winter fish settle into 8 to 26 ft. Deep basin is the standout, a deep basin at roughly 23 ft, rated prime for winter channel catfish. Best bite is after dark and the evening.
| Season | Depth | Best window | Go-to baits |
|---|---|---|---|
| Spring | 3 to 12 ft | dusk | |
| Summer | 8 to 25 ft | night & dusk | |
| Fall | 8 to 26 ft | dusk | |
| Winter | 8 to 26 ft | midday |
Notable structure
- Deep basin: deep basin, around 23 ft
- Shallow feeding flat: feeding flat, around 19 ft
- Main-lake point: point, around 5 ft
- Break off the point: drop-off, around 4 ft
- Secondary point: point, around 2 ft
- Shallow bay flat: weed flat, around 2 ft
- Back-bay flat: weed flat, around 2 ft
Common questions
How deep is Knox Lake?
Knox Lake is about 26 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 Knox Lake?
Anglers target largemouth bass, crappie, bluegill, channel catfish on Knox Lake.
Where is the best fishing spot on Knox Lake?
Shallow bay flat is the top-rated area: a weed flat in about 2 ft of water that rates prime for largemouth bass in spring. Open the map above to see every rated spot for each species and season.
When is the best time to fish Knox 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
Kokosing Lake · Pleasant Hill Lake · Clear Fork Reservoir · Charles Mill Lake · Powers Reservoir · Amick Reservoir
See how Knox Lake stacks up: best largemouth bass lakes in Ohio · best crappie lakes in Ohio · best bluegill lakes in Ohio · best channel catfish lakes in Ohio
Browse all Ohio fishing maps or every water on DepthScout. Bathymetry credit: state fisheries survey programs. How we build these maps. For fishing guidance only, never navigation.