Thayer Lake (Antrim County)
| Thayer Lake | |
|---|---|
| Location | Antrim County, Michigan | 
| Coordinates | 44°55′42″N 85°16′52″W / 44.9284721°N 85.281196°W | 
| Type | Lake | 
| Basin countries | United States | 
| Surface area | 97 acres (39 ha) | 
| Max. depth | 18 ft (5.5 m) | 
| Surface elevation | 610 feet (190 m) | 
Thayer Lake is a lake in Antrim County, Michigan, in the United States.
Thayer Lake was named for a family of early settlers. Helena Township in the county is named for Helena M. Thayer, also from the same family.