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> Washington > Zip Code 99352
| Zip Code : | 99352 |
| City : | Kennewick city, Richland city, West Richland city |
| County : | Benton County |
| State : | Washington (WA) |
| Land Area : | 20.95 sq mi |
| Water Area : | 3.35 sq mi |
| Latitude : | 46.2525887 |
| Longitude : | -119.2882175 |
| Population (2010): | 26,975 |
| Population Estimate (2012) : | 27,785 |
| Population Density : | 1,287.55/sq mi |
| Housing Units (2012) : | 11,586 |
| Median Household Income (2012) : | $76,944 (Washington : $59,374, USA : $53,046) |
| Median Family Income (2012) : | $91,721 (Washington : $71,939, USA : $64,585) |
| Median House Price (2012) : | $218,300 (Washington : $272,900, USA : $181,400) |