Lake depth chart
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548-acre lake. A clear Putnam County sandhill lake near Keystone Heights with sandy edges, shoreline grass and a solid bass and bluegill fishery. Standard Florida warmwater roster; species not individually verified. The lake tops out around 23 ft. The depth chart comes from published agency bathymetric survey data, so the contours are survey-derived rather than computer-modeled. Below is the species-by-species picture, pulled from the same data the map uses.
Traced from the shoreline, Cowpen Lake runs 559 acres with 7.2 miles of edge — 2 islands included. The 2.2 development index tells the story — a convoluted bank whose fishable edge far outruns the acreage. About 91% of the surface sits shallower than 15 ft — that's the weed-and-bait zone. End to end it runs roughly 1.4 mi, about 1.2 mi across. You'll find it in Putnam County. For a second option, Star Lake lies 6 mi southwest.
Spring puts largemouth bass in skinny water — 2 to 10 ft is the zone. Warm water sends them out to 8 to 20 ft; cold water stacks them in 7 to 23 ft. Grass flat is the standout, a weed flat at roughly 4 ft, rated prime for spring largemouth bass. Plan around early morning and the evening in the warm months. A texas-rigged 10" worm or a deep-diving crankbait covers the summer program.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 2 to 10 ft | dawn & dusk | Grass flat (4 ft) | Spinnerbait, Chatterbait |
| Summer | 8 to 20 ft | dawn & dusk | Grass flat (4 ft) | Texas-rigged 10" worm, Deep-diving crankbait |
| Fall | 4 to 15 ft | midday & dawn | Grass flat (4 ft) | Squarebill crankbait (shad), Spinnerbait |
| Winter | 7 to 23 ft | midday | Deepest hole (23 ft) | Blade bait, Jigging spoon |
In spring, crappie run shallow here, mostly 2 to 8 ft. Midsummer fish sit out in 7 to 23 ft before dropping to 7 to 23 ft for winter. Winter crappie concentrate at Deepest hole, a prime-rated deep basin around 23 ft. Fish it in early morning and the evening and you'll meet the bite. You won't need more than a jig trolled/spider-rigged or a small crankbait (trolled) most summer days.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 2 to 8 ft | midday & dawn | Grass flat (4 ft) | 1/16 oz jig + tube, Curly-tail grub |
| Summer | 7 to 23 ft | dawn & dusk | Deepest hole (23 ft) | Jig trolled/spider-rigged, Small crankbait (trolled) |
| Fall | 8 to 20 ft | dawn | Deepest hole (23 ft) | Jig + minnow combo, Small swimbait (1.5-2") |
| Winter | 7 to 23 ft | midday | Deepest hole (23 ft) | Tungsten jig + soft plastic, Tiny jigging spoon |
Start shallow in spring: bluegill sit in 1 to 6 ft that time of year. Warm water sends them out to 4 to 15 ft; cold water stacks them in 7 to 23 ft. Top water on the chart: Grass flat, a weed flat in the 4 ft range, prime in spring. Fish it in early morning and the evening and you'll meet the bite. Throw a small sponge spider (fly) or a micro tube jig until the fish tell you otherwise.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 1 to 6 ft | midday & dusk | Grass flat (4 ft) | 1/32 oz jig + micro plastic, Tiny popper (evenings) |
| Summer | 4 to 15 ft | dawn & dusk | Grass flat (4 ft) | Small sponge spider (fly), Micro tube jig |
| Fall | 6 to 18 ft | midday | Grass flat (4 ft) | Micro jig + waxworm, Small spoon tipped |
| Winter | 7 to 23 ft | midday | Deepest hole (23 ft) | Tiny spoon |
Spring puts channel catfish in skinny water — 3 to 12 ft is the zone. Warm water sends them out to 7 to 23 ft; cold water stacks them in 7 to 23 ft. Deepest hole is the standout, a deep basin at roughly 23 ft, rated prime for winter channel catfish. Plan around after dark and the evening in the warm months.
| Season | Depth | Best window | Start at | Go-to baits |
|---|---|---|---|---|
| Spring | 3 to 12 ft | dusk | Grass flat (4 ft) | |
| Summer | 7 to 23 ft | night & dusk | Deepest hole (23 ft) | |
| Fall | 7 to 23 ft | dusk | Deepest hole (23 ft) | |
| Winter | 7 to 23 ft | midday | Deepest hole (23 ft) |
The chart marks 8 structure features on Cowpen Lake; the deepest is Deepest hole at about 23 ft.
Season dates, license requirements, and size and bag limits for Florida waters are set by the Florida Fish and Wildlife Conservation Commission — and special regulations can apply to Cowpen Lake specifically, so confirm the current rules before you fish.
Check the official Florida fishing regulations →
Cowpen Lake is about 23 ft (7 m) deep at its deepest point. The depth chart comes from published agency bathymetric survey data, so the contours are survey-derived rather than computer-modeled.
Anglers target largemouth bass, crappie, bluegill, channel catfish on Cowpen Lake.
Grass flat is the top-rated area: a weed flat in about 4 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.
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.
Fishing on Cowpen Lake is regulated by the Florida Fish and Wildlife Conservation Commission. Check the official Florida regulations for current license requirements, season dates, and size and bag limits — special regulations can apply to this specific water.
Star Lake 6 mi · Santa Fe Lake 11 mi · Rodman Reservoir 13 mi · Lake Brooklyn 14 mi · Newnans Lake 14 mi · Orange Lake 14 mi · Lochloosa Lake 15 mi · Lake Alto 15 mi · Sheeler Lake 17 mi · Lowry Lake 17 mi · Wauberg Lake 19 mi · Lake Kerr 22 mi
See how Cowpen Lake stacks up: best largemouth bass lakes in Florida · best crappie lakes in Florida · best bluegill lakes in Florida · best channel catfish lakes in Florida
More water nearby: Putnam County fishing maps (7 charts). Browse all Florida fishing maps or see every water on DepthScout. Bathymetry: published agency survey data. How we build these maps. Fish here with a sonar unit that logs? Send us your depth data and we'll improve this chart, credited to you. For fishing guidance only, never navigation.