| Native Name: | Catalan; Valencian: Castelló del Pla (Ribagorçan) |
| Settlement Type: | Locality |
| Pushpin Map: | Spain |
| Pushpin Map Caption: | Location in Spain |
| Subdivision Type: | Country |
| Subdivision Name: |  Spain |
| Subdivision Type1: | Autonomous community |
| Subdivision Type2: | Province |
| Subdivision Name2: | Huesca |
| Subdivision Type3: | Comarca |
| Subdivision Name3: | Ribagorza |
| Subdivision Type4: | Judicial district |
| Subdivision Name4: | Barbastro |
| Subdivision Type5: | Municipality |
| Subdivision Name5: | Benabarre |
| Coordinates: | 42.0283°N 0.4547°W |
| Population Density Km2: | auto |
| Blank Name Sec1: | Official language(s) |
| Timezone: | CET |
| Utc Offset: | +1 |
| Timezone Dst: | CEST |
| Utc Offset Dst: | +2 |
| Postal Code Type: | Postal code |
| Postal Code: | 22580 |
| Area Code Type: | Dialing code |
| Leader Title: | Alcalde |
Castilló del Pla (Castelló del Pla in Ribagorçan)[1] is a locality belonging to the municipality of Benabarre, in the province of Huesca, Aragon, Spain.
Prehistoric sites have been found nearby.