Founded in 1840, Lake County is one of 83 counties in the state of Michigan. Historically, Lake County was formed from part of Mackinac County which was named Aischum County until 1843. The city of Baldwin is the county seat. With FIPS code of 85, Lake County has a population of 12,308 and area of 575 square miles (1,489 km2).
List of all cities in Lake County, MI alphabetically
| City/Town | Postal Code | Area Code |
| Baldwin, MI | 49304 | 231 |
| Chase, MI | 49623 | 231 |
| Idlewild, MI | 49642 | 231 |
| Irons, MI | 49644 | 231 |
| Luther, MI | 49656 | 231 |
| Peacock, MI | 49644 | 231 |