Where is Windsor Lake?

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

Windsor Lake

Winnebago County, Illinois36 acresView map Directions

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

Area

36 acres

Surface area

Shoreline

1.3 mi

Measured length

See the measurements Directions Where to stay

Windsor Lake in Winnebago County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Surface area: 36 acres.

Loading map…

Windsor Lake is a 36-acre lake in Winnebago County, Illinois.

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 Windsor Lake 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.

Compare swimming lakes near Rockford →

Get alerts for Windsor Lake →

Water quality measurements for Windsor Lake

These are the measurements Illinois EPA publishes for Windsor 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 Windsor Lake

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

Lake Details

Surface area

36 acres

Shoreline

1.3 mi

No bathymetric survey has been published for Windsor Lake, so its depth is not documented here.

Stays via Stay22

Stays near Windsor Lake

Compare lakeside cabins, hotels, and vacation rentals near Windsor Lake in Winnebago 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 Windsor 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 Illinois’s top lakes →

Follow Windsor Lake’s readings

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

Or email

Fishing Windsor Lake

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

Nearby Lakes in Winnebago County

Pierce Lake2.8 miView →Levings Lake7 miView →Baumann Park Lake10.2 ft clear · Mesotrophic7.8 miView →Victoria Lake10.3 miView →Pearl Lake10.5 miView →Lake Summerset20.4 miView →

Frequently asked questions about Windsor Lake

Where is Windsor Lake?: Windsor Lake is a lake in Winnebago County, Illinois. Its water-quality measurements are published by Illinois EPA and shown on this page as reported.
What is the water quality of Windsor Lake?: Windsor Lake in Winnebago County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Surface area: 36 acres.
Is Windsor Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.