| Union Lake, Michigan | |
| Settlement Type: | Unincorporated community |
| Pushpin Map: | Michigan |
| Pushpin Label Position: | left |
| Pushpin Label: | Union Lake |
| Pushpin Map Caption: | Location within the state of Michigan |
| Subdivision Type: | Country |
| Subdivision Type1: | State |
| Subdivision Type2: | County |
| Subdivision Type3: | Townships |
| Subdivision Name: | United States |
| Subdivision Name1: | Michigan |
| Subdivision Name2: | Oakland |
| Subdivision Name3: | Commerce, Waterford, West Bloomfield, and White Lake |
| Unit Pref: | Imperial |
| Timezone: | EST |
| Utc Offset: | -5 |
| Timezone Dst: | EDT |
| Utc Offset Dst: | -4 |
| Coordinates: | 42.6147°N -83.4467°W |
| Postal Code Type: | ZIP code(s) |
| Postal Code: | 48327 (Waterford) 48387 |
| Area Code: | 248 |
| Blank Name: | FIPS code |
| Blank Info: | 26-84240[1] |
| Blank1 Name: | GNIS feature ID |
| Blank1 Info: | 1627218 |
Union Lake is an unincorporated community in Oakland County in the U.S. state of Michigan. It is located at the junction of four townships: Commerce, Waterford, West Bloomfield, and White Lake.
As an unincorporated community, Union Lake has no legally defined area or population statistics of its own, but it does have its own post office with the 48387 ZIP Code, which is used for P.O. Boxes only. Otherwise, the area uses the 48327 Waterford ZIP Code.