| El Oro | |
| Settlement Type: | Municipality |
| Mapsize: | 300px |
| Image Map1: | El Oro en Durango.svg |
| Map Caption1: | Location in Durango state |
| Pushpin Map: | Mexico |
| Pushpin Label Position: | above |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Mexico |
| Subdivision Type: | Country |
| Subdivision Name: |  Mexico |
| Subdivision Type1: | State |
| Subdivision Name1: | Durango |
| Subdivision Type2: | Municipal seat |
| Subdivision Name2: | Santa María del Oro |
| Area Total Km2: | 3559.0 |
| Population As Of: | 2010 |
| Population Total: | 11,320 |
| Population Density Km2: | auto |
| Coordinates: | 25.9494°N -105.3644°W |
El Oro (pronounced as /es/) is a municipality in the Mexican state of Durango. The municipal seat lies at Santa María del Oro. The municipality covers an area of 10,041 km².
As of 2010, the municipality had a total population of 11,320,[1] up from 10,501 as of 2005.[2]
The municipality had 113 localities, the largest of which (with 2010 population in parentheses) was: Santa María del Oro (5,878), classified as urban.[1]