Lake Osborne Depth Map & Fishing Spots (FL)

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Lake depth chart

Lake Osborne, FL

Max 25 ft

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Where to start

Fall shad migration window is on — see the hatch outlook

Hatch outlook

Fall shad migrationActive window

Typical here: Sep 1 – Dec 15 · upper ends and stained creeks turn on first, the main lake follows; Deep-South creeks hold bait into December

adultall day, best mid-afternoon as the sun warms the bait — the rare pattern where you can sleep in — follow the bait, not the structure: gulls, herons and egrets diving or stacked in a creek mean the shad (and the bass) are there — run and gun until you find flickering bait or surface activity

Concentrates hard but unevenly — whole stretches go empty while one creek loads up. The birds are the map.

Creek-arm run-and-gun: lipless crankbait and squarebill through the flats and ditches, walking topwater over surface schools, a 3/8 oz spinnerbait around isolated cover along the creek channel. Downsize to match the young-of-year shad; jerkbaits are the sleeper.

The event happens over backs of creek arms, pockets and ditches, secondary points on the way in, and main-lake flats where the bait balls roam

Willow fly (summer mayfly)Active window

Typical here: Apr 1 – Oct 31 · recurring broods all summer — the heart of it is June–July, famously around July 4th on the Tennessee River lakes; any one hatch lasts days to ~3 weeks

dunhatches at dusk — clouds of bugs just before dark, continuing into the night — after hatching they fly to shoreline foliage — trees near lighted docks get covered; the feeding zone is the water under bug-loaded overhanging bushes and willows
spinnerthe following days: mating, egg drop and spent flies falling from the overhangs — the bream bite under the bushes runs as long as the bugs do

A two-level event: bream stack under the bug trees, and the big bass stack under the bream. Fish the same bushes twice — small for bream, big for the bass just outside them.

Crickets or small poppers under a float tight to the bug-covered bushes for bream; beetle spins and hair jigs just under the surface; for the bass, run a bluegill-pattern topwater or squarebill down the outside edge of the overhangs.

The event happens over under and just outside overhanging willows and bushes on steep banks; trees near lighted docks after dark

Next on this water

Spring crawfish emergence · forageFeb 15 – May 15 · in ~6 months

Shad spawn · baitfishMar 15 – Jun 15 · in ~6 months

Bluegill spawn (bream-bed bass) · forageMay 1 – Jul 31 · in ~8 months

Recommendations come from depth structure and seasonal species behavior. Treat them as a starting point, not a guarantee. Contours here are generated from real agency depth surveys; use the survey badge for the provider, dataset, datum and measured coverage. Never use for navigation. Always check local regulations.

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Recent catches at Lake Osborne

Shared by DepthScout anglers. Exact spots stay private, always.

No shared catches here yet — be the first.Log a catch from the map above and share it to put Lake Osborne on the board.

Fishing Lake Osborne: what the data says

853-acre lake. Hydroacoustic-surveyed Florida lake (FWC). Standard Florida warmwater roster; species not individually verified. The lake tops out around 25 ft. The depth chart comes from published agency bathymetric survey data, so the contours are survey-derived rather than computer-modeled. Here's the year, species by species, as the scoring engine sees it.

On the chart, Lake Osborne draws 889 acres inside 9.8 miles of shoreline. The 2.4 development index tells the story — a convoluted bank whose fishable edge far outruns the acreage. Littoral water — the productive band under ~15 ft — makes up 98% of this chart. Figure 3.1 mi of water from one end to the other, 1 mi at the beam. You'll find it in Palm Beach County. For a second option, Lake Clarke lies 3 mi north.

Largemouth Bass fishing at Lake Osborne

Start shallow in spring: largemouth bass sit in 2 to 10 ft that time of year. Warm water sends them out to 8 to 20 ft; cold water stacks them in 8 to 25 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 texas-rigged 10" worm or a deep-diving crankbait until the fish tell you otherwise.

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	Contour break (8 ft)	Texas-rigged 10" worm, Deep-diving crankbait
Fall	4 to 15 ft	midday & dawn	Grass flat (4 ft)	Squarebill crankbait (shad), Spinnerbait
Winter	8 to 25 ft	midday	Contour break (23 ft)	Blade bait, Jigging spoon

Bluegill fishing at Lake Osborne

Spring puts bluegill in skinny water — 1 to 6 ft is the zone. Warm water sends them out to 4 to 15 ft; cold water stacks them in 10 to 25 ft. Grass flat is the standout, a weed flat at roughly 4 ft, rated prime for spring bluegill. Plan around early morning and the evening in the warm months. A small sponge spider (fly) or a micro tube jig covers the summer program.

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	Contour break (8 ft)	Micro jig + waxworm, Small spoon tipped
Winter	10 to 25 ft	midday	Deepest hole (25 ft)	Tiny spoon

Crappie fishing at Lake Osborne

The spring pattern is a shallow one: crappie in 2 to 8 ft. Midsummer fish sit out in 10 to 25 ft before dropping to 8 to 25 ft for winter. The spot to know is Deepest hole, a deep basin in about 25 ft of water that rates prime for crappie in winter. Plan around early morning and the evening in the warm months. Summer baits: a jig trolled/spider-rigged or a small crankbait (trolled) gets it done.

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	10 to 25 ft	dawn & dusk	Contour break (23 ft)	Jig trolled/spider-rigged, Small crankbait (trolled)
Fall	8 to 20 ft	dawn	Contour break (8 ft)	Jig + minnow combo, Small swimbait (1.5-2")
Winter	8 to 25 ft	midday	Deepest hole (25 ft)	Tungsten jig + soft plastic, Tiny jigging spoon

Channel Catfish fishing at Lake Osborne

Start shallow in spring: channel catfish sit in 3 to 12 ft that time of year. Warm water sends them out to 8 to 25 ft; cold water stacks them in 8 to 25 ft. Top water on the chart: Deepest hole, a deep basin in the 25 ft range, prime in winter. Fish it in after dark and the evening and you'll meet the bite.

Season	Depth	Best window	Start at
Spring	3 to 12 ft	dusk	Grass flat (4 ft)
Summer	8 to 25 ft	night & dusk	Deepest hole (25 ft)
Fall	8 to 25 ft	dusk	Deepest hole (25 ft)
Winter	8 to 25 ft	midday	Deepest hole (25 ft)

Notable structure

The chart marks 11 structure features on Lake Osborne; the deepest is Deepest hole at about 25 ft.

Deepest hole: deep basin, around 25 ft
Contour break: drop-off, around 23 ft
Contour break: drop-off, around 13 ft
Contour break: drop-off, around 8 ft
Grass flat: weed flat, around 4 ft
Grass flat: weed flat, around 3 ft
Grass flat: weed flat, around 3 ft
Grass flat: weed flat, around 3 ft
Shell bar: gravel shoal, around 2 ft
Shell bar: gravel shoal, around 2 ft
Dock / pier line: dock line, around 0 ft

Public access & boat ramps

Boat launch — ramp
Boat launch — ramp

Access data: OpenStreetMap contributors (ODbL) — community-mapped launches. Confirm conditions and fees locally before you launch.

Lake Osborne fishing regulations

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 Lake Osborne specifically, so confirm the current rules before you fish.

Check the official Florida fishing regulations →

Common questions

How deep is Lake Osborne?

Lake Osborne is about 25 ft (8 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.

What fish are in Lake Osborne?

Anglers target largemouth bass, bluegill, crappie, channel catfish on Lake Osborne.

Where is the best fishing spot on Lake Osborne?

Grass flat is the top-rated area: a weed flat in about 4 ft of water that rates prime for largemouth bass in spring. Every other rated spot, per species and season, is on the map above.

When is the best time to fish Lake Osborne?

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.

What are the fishing regulations for Lake Osborne?

Fishing on Lake Osborne 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.

Nearby waters

Lake Clarke 3 mi · Lake Ida 8 mi · Saint Lucie Inlet 40 mi · North-Central Outer Biscayne Bay 62 mi · North-Central Inshore Biscayne Bay 66 mi · Lake Okeechobee 72 mi · South-Central Outer Biscayne Bay 75 mi · South-Central Inshore Biscayne Bay 76 mi · South-Central Mid-Bay Biscayne Bay 79 mi · Card Sound 88 mi · Lake Trafford 88 mi · Sebastian Inlet 90 mi

See how Lake Osborne stacks up: best largemouth bass lakes in Florida · best crappie lakes in Florida · best bluegill lakes in Florida · best channel catfish lakes in Florida

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.