Where is Lake Warren?

Lake Warren is a lake in Warren County, Illinois. Its water-quality measurements are published by Illinois EPA and shown on this page as reported.

How deep is Lake Warren?

Lake Warren has a maximum depth of 25 feet and an average depth of 8 feet. The lake covers 42 acres.

Lake Warren

Warren County, Illinois42 acresView map Directions

No nutrient or algae sampling on record from Illinois EPA for this lake.

Max depth

25 ft

Bathymetric survey

Area

42 acres

Surface area

Shoreline

2.4 mi

Measured length

25 ft max depth

See the measurements Directions Where to stay

Lake Warren in Warren County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Maximum depth: 25 ft. Surface area: 42 acres.

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Lake Warren is a 42-acre lake in Warren County, Illinois with a maximum depth of 25 feet (8-foot average).

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

Swimming conditions

No reading

Not rated

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

Whether Lake Warren is safe to swim in today is a call for the Illinois Environmental Protection Agency and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Lake Warren

These are the measurements Illinois EPA publishes for Lake Warren, 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 Lake Warren

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

Lake Details

Max depth

25 ft

Average depth

8 ft

Surface area

42 acres

Shoreline

2.4 mi

Stays via Stay22

Stays near Lake Warren

Compare lakeside cabins, hotels, and vacation rentals near Lake Warren in Warren County, Illinois — 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 Lake Warren

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Fishing Lake Warren

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

Nearby Lakes in Warren County

Citizens Lake6.6 miView →Little Swan Lake—View →Lake Storey13 miView →Lake Bracken17.3 miView →Rice Lake17 miView →Frye Lake22.5 miView →

Frequently asked questions about Lake Warren

Where is Lake Warren?: Lake Warren is a lake in Warren County, Illinois. Its water-quality measurements are published by Illinois EPA and shown on this page as reported.
What is the water quality of Lake Warren?: Lake Warren in Warren County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Maximum depth: 25 ft. Surface area: 42 acres.
Is Lake Warren safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Lake Warren?: Lake Warren has a maximum depth of 25 feet and an average depth of 8 feet. The lake covers 42 acres.