| Lake Lafayette | |
|---|---|
  Lake Lafayette  Lake Lafayette | |
 Map of Upper Lake Lafayette, Lake Lafayette, Piney Z Lake and Alford Arm | |
| Location | Tallahassee, Leon County, Florida |
| Coordinates | 30°26′15″N 84°10′25″W / 30.4376°N 84.1736°W |
| Type | prairie lake, hypereutrophic |
| Catchment area | 79.6 sq mi (206 km2) |
| Basin countries | United States |
| Surface area | 2.85 sq mi (7.4 km2) |
Lake Lafayette is a prairie lake located in the coastal lowland in eastern Tallahassee, Leon County, Florida with US 27 / State Road 20 running close on its south side.