Crystal Lake, Illinois
Crystal Lake is a city in McHenry County, Illinois, with an estimated population of 40,861 in 2023. It sits at 42.2332, -88.3344 in the America/Chicago time zone.
| Field | Value |
|---|---|
| Place name | Crystal Lake |
| Type | city |
| State | Illinois (IL) |
| County | McHenry County |
| Population (2023 est.) | 40,861 |
| Land area | 18.98 sq mi (49.17 km²) |
| Coordinates | 42.2332, -88.3344 |
| Time zone | America/Chicago |
| ZIP codes | 60012, 60014, 60039 |
| Telephone area codes | 779, 815 |
ZIP codes and area codes for Crystal Lake
Crystal Lake covers 3 ZIP codes: 60012, 60014, 60039. Telephone area codes serving the area: 779, 815. Browse all ZIP codes in Illinois for the full list.
Where is Crystal Lake?
Crystal Lake is located in Illinois, in McHenry County. The coordinates above can be pasted directly into any map service. The nearest indexed places are listed below, which is a useful check when two states share a place name.
Nearby places
Lakewood 4 km · ILLake in the Hills 6 km · ILPrairie Grove 7 km · ILCary 7 km · ILOakwood Hills 8 km · ILTrout Valley 8 km · ILAlgonquin 8 km · ILBull Valley 10 km · IL
Other places in McHenry County
Algonquin 30,134Lake in the Hills 28,661Huntley 28,269McHenry 28,251Woodstock 25,699Cary 17,977Harvard 9,356Island Lake 7,992Marengo 7,608Johnsburg 6,384
Related
Frequently asked questions
What county is Crystal Lake, IL in?
Crystal Lake is in McHenry County, Illinois.
What is the population of Crystal Lake, IL?
The 2023 Census Bureau estimate is 40,861.
What time zone is Crystal Lake in?
Crystal Lake is in the America/Chicago time zone.