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> Washington > Birch Bay
| City : | Birch Bay |
| County : | Charlevoix County, Emmet County, Somerset County, Whatcom County |
| State : | Washington (WA) |
| Land Area : | 16.01 sq mi |
| Water Area : | 0.05 sq mi |
| Latitude : | 48.8964516 |
| Longitude : | -122.7384625 |
| Population (2010): | 8,413 |
| Population Estimate (2012) : | 8,102 |
| Population Density : | 525.42/sq mi |
| Housing Units (2012) : | 5,411 |
| Median Household Income (2012) : | $51,181 (Washington : $59,374, USA : $53,046) |
| Median Family Income (2012) : | $60,806 (Washington : $71,939, USA : $64,585) |
| Median House Price (2012) : | $230,700 (Washington : $272,900, USA : $181,400) |