| San Antonio Los Ranchos | |
| Settlement Type: | Municipality |
| Other Name: | Los Ranchos |
| Pushpin Map: | El Salvador |
| Pushpin Label Position: | bottom |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in El Salvador |
| Subdivision Type: | San Antonio Los Ranchos- Chalatenango- El Salvador |
| Subdivision Name: |  El Salvador |
| Subdivision Type1: | Departments of El Salvador |
| Subdivision Name1: | Chalatenango |
| Government Type: | Republic |
| Unit Pref: | Imperial |
| Population Blank1 Title: | Ethnicities |
| Coordinates: | 14°N -142°W |
| Elevation M: | 641 |
San Antonio Los Ranchos is a municipality in the Chalatenango department of El Salvador.