| Official Name: | Arraya de Oca |
| Settlement Type: | Municipality and town |
| Postal Code Type: | Postal code |
| Postal Code: | 09292 |
| Area Total Km2: | 12.25 |
| Elevation M: | 924 |
| Population Density Km2: | auto |
| Utc Offset: | +1 |
| Utc Offset Dst: | +2 |
| Website: | http://www.arrayadeoca.es/ |
Arraya de Oca is a municipality and town located in the province of Burgos, Castile and León, Spain. According to the 2004 census (INE), the municipality has a population of 53 inhabitants.