| Official Name: | San Rafael del Río |
| Settlement Type: | Municipality and town |
| Subdivision Type: | Country |
| Subdivision Name: | Spain |
| Subdivision Type1: | Autonomous community |
| Subdivision Type2: | Province |
| Subdivision Name2: | Castellón |
| Subdivision Type3: | Comarca |
| Subdivision Name3: | Baix Maestrat |
| Postal Code Type: | Postal code |
| Postal Code: | 12510 |
| Area Total Km2: | 21.1 |
| Elevation M: | 360 |
| Population Density Km2: | auto |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Coordinates: | 40.6056°N 0.3333°W |
| Website: | http://www.sanrafaeldelrio.es |
San Rafael del Río (Spanish) or Sant Rafael Del Riu (Valencian) is a municipality in the province of Castellón, Valencian Community, Spain. The town is located near the Senia River.