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> California > Zip Code 94548
| Zip Code : | 94548 |
| City : | Knightsen |
| County : | Contra Costa County |
| State : | California (CA) |
| Land Area : | 2.76 sq mi |
| Water Area : | 0.05 sq mi |
| Latitude : | 37.9742947 |
| Longitude : | -121.6514409 |
| Population (2010): | 412 |
| Population Estimate (2012) : | 430 |
| Population Density : | 149.10/sq mi |
| Housing Units (2012) : | 172 |
| Median Household Income (2012) : | $54,375 (California : $61,400, USA : $53,046) |
| Median Family Income (2012) : | $54,063 (California : $69,883, USA : $64,585) |
| Median House Price (2012) : | $545,100 (California : $383,900, USA : $181,400) |