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> Washington > Zip Code 99328
| Zip Code : | 99328 |
| City : | Dayton city |
| County : | Columbia County |
| State : | Washington (WA) |
| Land Area : | 640.73 sq mi |
| Water Area : | 2.74 sq mi |
| Latitude : | 46.2633684 |
| Longitude : | -117.8654241 |
| Population (2010): | 3,733 |
| Population Estimate (2012) : | 3,759 |
| Population Density : | 5.83/sq mi |
| Housing Units (2012) : | 1,924 |
| Median Household Income (2012) : | $45,156 (Washington : $59,374, USA : $53,046) |
| Median Family Income (2012) : | $56,761 (Washington : $71,939, USA : $64,585) |
| Median House Price (2012) : | $156,100 (Washington : $272,900, USA : $181,400) |