Willow Lake is a census-designated place (CDP) surrounding a lake of the same name in Stephenson County, Illinois, United States. It is in the center of the county, on the north side of U.S. Route 20 and 3 miles (5 km) north of the center of Freeport, the county seat.

Willow Lake, Illinois
Willow Lake is located in Illinois
Willow Lake
Willow Lake
Willow Lake is located in the United States
Willow Lake
Willow Lake
Coordinates: 42°19′59″N 89°38′6″W / 42.33306°N 89.63500°W / 42.33306; -89.63500
Country United States
StateIllinois
CountyStephenson
TownshipsHarlem
Lancaster
Area
 • Total
2.77 sq mi (7.17 km2)
 • Land2.73 sq mi (7.08 km2)
 • Water0.04 sq mi (0.10 km2)
Elevation820 ft (250 m)
Population
 (2020)
 • Total
1,026
 • Density375.55/sq mi (145.01/km2)
Time zoneUTC-6 (Central (CST))
 • Summer (DST)UTC-5 (CDT)
ZIP Code
61032 (Freeport)
Area code(s)815, 779
FIPS code17-82029
GNIS feature ID2806586[2]

Willow Lake was first listed as a CDP prior to the 2020 census.

Demographics

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Historical population
CensusPop.Note
20201,026
U.S. Decennial Census[3]

Willow Lake first appeared as a census designated place in the 2020 U.S. Census.[4]

References

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  1. ^ "2020 U.S. Gazetteer Files". United States Census Bureau. Retrieved March 15, 2022.
  2. ^ a b "Willow Lake Census Designated Place". Geographic Names Information System. United States Geological Survey, United States Department of the Interior.
  3. ^ "Census of Population and Housing". Census.gov. Retrieved June 4, 2016.
  4. ^ "2020 Geography Changes". United States Census Bureau.