Winthrop Harbor, Illinois

Winthrop Harbor
Motto: 
Cornerstone of Illinois
Location of Winthrop Harbor in Lake County, Illinois.
Coordinates: 42°28′50″N 87°49′45″W / 42.48056°N 87.82917°W / 42.48056; -87.82917
CountryUnited States
StateIllinois
CountyLake
Area
 • Total
4.80 sq mi (12.43 km2)
 • Land4.64 sq mi (12.01 km2)
 • Water0.16 sq mi (0.42 km2)
Elevation
656 ft (200 m)
Population
 (2020)
 • Total
6,705
 • Density1,446.1/sq mi (558.36/km2)
Time zoneUTC-6 (CST)
 • Summer (DST)UTC-5 (CDT)
ZIP code
60096
Area code847/224
FIPS code17-82686
GNIS feature ID2399725
Websitewww.winthropharbor.com

Winthrop Harbor is a village in Lake County, Illinois, United States. Winthrop Harbor is considered the corner stone of Illinois. Per the 2020 census, the population was 6,705. It is located along the northern border of Illinois and is part of the Chicago metropolitan area. Winthrop Harbor is known for its North Point Marina, and is a warning demarcation point for the National Weather Service's marine warnings for Lake Michigan.