USA
> California > Zip Code 94513
| Zip Code : | 94513 |
| City : | Antioch city, Brentwood city, Byron, Discovery Bay, Knightsen |
| County : | Contra Costa County |
| State : | California (CA) |
| Land Area : | 75.66 sq mi |
| Water Area : | 1.95 sq mi |
| Latitude : | 37.9222276 |
| Longitude : | -121.6683590 |
| Population (2010): | 54,605 |
| Population Estimate (2012) : | 53,902 |
| Population Density : | 721.76/sq mi |
| Housing Units (2012) : | 18,644 |
| Median Household Income (2012) : | $88,219 (California : $61,400, USA : $53,046) |
| Median Family Income (2012) : | $97,129 (California : $69,883, USA : $64,585) |
| Median House Price (2012) : | $368,100 (California : $383,900, USA : $181,400) |