San Diego de la Unión is located at 21.459419, -100.952103 geo coordinates. San Diego de la Unión is located in San Diego de la Unión, Presa de San Franco, Mexico.
| Latitude | Longitude |
|---|---|
| 21.459419 | -100.952103 |
| DMS Latitude | DMS Longitude |
|---|---|
| 21° 27´ 33.9084'' N | 100° 57´ 7.5708'' W |