Where is Caroline Lake?

Caroline Lake is a lake in Ashland County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.

How deep is Caroline Lake?

Caroline Lake has a maximum depth of 8 feet and an average depth of 5 feet. The lake covers 123 acres.

Are there boat ramps on Caroline Lake?

Caroline Lake has 2 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Caroline Lake, Caroline Lake.

Can I fish at Caroline Lake?

Caroline Lake has 2 documented boat landings in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Wisconsin's fish and wildlife agency, so check its current regulations before you go.

Caroline Lake

Ashland County, Wisconsin123 acresView map Directions

No nutrient or algae sampling on record from Wisconsin DNR for this lake.

Max depth

8 ft

Bathymetric survey

Area

123 acres

Surface area

Shoreline

2.2 mi

Measured length

8 ft max depth

See the measurements Directions Where to stay

Caroline Lake in Ashland County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Maximum depth: 8 ft. Surface area: 123 acres.

Loading map…

Caroline Lake is a 123-acre lake in Ashland County, Wisconsin with a maximum depth of 8 feet (5-foot average). Public access is available with 2 public boat landings.

Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water. Methodology: how these readings are compared.

What Caroline Lake is good for

From access and monitoring records, not editorial picks.

Boat launch2 documented ramps

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Caroline Lake is safe to swim in today is a call for the Wisconsin Department of Natural Resources and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

Compare swimming lakes near Hayward →

Get alerts for Caroline Lake →

Water quality measurements for Caroline Lake

These are the measurements Wisconsin DNR publishes for Caroline Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.

No clarity data. TSI undefined.

Ask about Caroline Lake

Answers come straight from the public measurements and survey records on this page.

Lake Details

Max depth

8 ft

Average depth

5 ft

Surface area

123 acres

Shoreline

2.2 mi

Recreation & Access

Boat Landings

Caroline LakeSemi-private
Caroline LakeSemi-private

Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps

Stays via Stay22

Stays near Caroline Lake

Compare lakeside cabins, hotels, and vacation rentals near Caroline Lake in Ashland County, Wisconsin — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.

Top-rated places to stay near Caroline Lake

Prices for Oct 16–18, 4 adults. Change dates on the map below.

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Planning a whole trip? See where to stay at Wisconsin’s top lakes →

Follow Caroline Lake’s readings

Email me when new measurements post for this lake. Updates stay free.

Or email

Fishing Caroline Lake

→ Caroline Lake fishing regulations (limits, seasons, special rules)

Nearby Lakes in Ashland County

Twin Lakes0.9 miView →Eureka Lake1.6 miView →Lake Galilee9.3 ft clear · Mesotrophic2.1 miView →Summit Lake5.8 miView →Meder Lake3.6 ft clear4.4 miView →Long Lake4.5 miView →

Frequently asked questions about Caroline Lake

Where is Caroline Lake?: Caroline Lake is a lake in Ashland County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Caroline Lake?: Caroline Lake in Ashland County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Maximum depth: 8 ft. Surface area: 123 acres.
Is Caroline Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Caroline Lake?: Caroline Lake has a maximum depth of 8 feet and an average depth of 5 feet. The lake covers 123 acres.
Are there boat ramps on Caroline Lake?: Caroline Lake has 2 documented boat landings in the USGS National Boat Ramps inventory. Named access points include Caroline Lake, Caroline Lake.
Can I fish at Caroline Lake?: Caroline Lake has 2 documented boat landings in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Wisconsin's fish and wildlife agency, so check its current regulations before you go.