| Country | Costa Rica |
|---|---|
| Province | Cartago |
| Canton | La Unión |
| Coordinates | 9.8921182°N 83.994738°W |
| Area | 8.01 km2 (3.09 sq mi) |
| Elevation | 1,270 m (4,170 ft) |
| Population | 21,620 |
| Density | 2,700/km2 (7,000/sq mi) |
| Time zone | UTC−06:00 |
| Postal code | 30302 |
Where is / Costa Rica / Where is San Diego
Where is San Diego, Costa Rica
San Diego is a district of the La Unión canton, in the Cartago province of Costa Rica.

