The lake bed in 3-D: deep basin, drop-offs and shoreline. Shape estimated, not for navigation. Spot 1 (back of a cove) is open for everyone; the other 5 come with LakeScope PRO. Full screen
Union Lake
Cumberland County, New Jersey · about 840 acres (1.3 sq mi)
56°F water, windy Friday (15 mph NW).
About Union Lake
Union Lake spreads over about 840 acres in Cumberland County, New Jersey.
It stretches about 2.6 miles end to end with roughly 7 miles of shoreline. Its surface is about 20 ft above sea level. Millville sits right on the water.
- Size
- About 840 acres (1.3 sq mi)
- Shoreline
- About 7 miles
- End to end
- About 2.6 miles
- Elevation
- About 20 ft
- County
- Cumberland County
The lake from above
Best fishing times
Friday Fair
- 6:00 am – 8:15 am bestsunrise
- 3:15 pm – 4:30 pmsunset, moon overhead · wind 15 mph
Saturday Fair
- 6:00 am – 8:15 amsunrise · wind 10 mph
- 3:15 pm – 5:15 pm bestsunset, moon overhead · wind 15 mph
Based on sun and moon times and the wind forecast. A guide, not a promise. The app shows the whole week.
Fish to expect
Lakes like Union Lake in New Jersey usually hold largemouth bass, crappie, bluegill and sunfish and catfish. The state fish and wildlife agency lists what is stocked and the rules for this lake. At 56°F on the surface right now, here is how each one should behave.
- FairLargemouth bass
Cooling down. Try slow baits on points and deeper channel edges.
- GoodCrappie
Active. Brush piles and docks in 8 to 15 ft.
- FairBluegill and sunfish
Warming. Shallow, sunny pockets in the afternoon.
- FairCatfish
Waking up. Channels and creek mouths, especially after rain.
From today's water temperature and the season. A guide, not a promise.
Fishing spots
- 1Back of a cove
Sheltered, shallower water where baitfish gather.
- 2
- 3
- 4
- 5
- 6
5 more spots with LakeScope PRO: fish, depth band, water temperature, best time and bait for each.
Picked from the shape of the lake bed. A guide, not a promise.
Water temperature
At the surface, seen .
Water level
No daily level reading for this lake.
Ice
Open water
Ice thickness is an estimate from air temperature, not a measurement. Check the ice yourself before going on it.
Weather and wind
Sunrise 6:42 am · sunset 4:46 pm · waxing crescent moon (lake time).
Towns and places to stay near Union Lake
- Millvilleon the shore
- South Vinelandabout 2 mi northeast
- Vinelandabout 4 mi northeast
- Rosenhaynabout 4.3 mi northwest
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Questions about Union Lake
What fish are in Union Lake?
Lakes like Union Lake usually hold largemouth bass, crappie, bluegill and sunfish and catfish. Check the state fish and wildlife agency for stocking and limits.
How deep is Union Lake?
We have no published depth for this lake. The 3-D view gives an estimated shape of the bed: where the deep basin and the drop-offs are. Not for navigation.
How big is Union Lake?
About 840 acres, with about 7 miles of shoreline.
What town is near Union Lake?
Millville is on the shore; South Vineland is about 2 miles northeast.
What is the water temperature at Union Lake today?
The surface was about 56°F on the latest clear reading. The page updates every day.
Union Lake on your phone
The whole week of bite times, lake alerts and the 3-D view, every morning.
