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> Washington > Chain Lake
| City : | Chain Lake |
| County : | Smith County, Snohomish County, Sumter County |
| State : | Washington (WA) |
| Land Area : | 10.55 sq mi |
| Water Area : | 0.05 sq mi |
| Latitude : | 47.9030925 |
| Longitude : | -121.9870471 |
| Population (2010): | 3,741 |
| Population Estimate (2012) : | 4,521 |
| Population Density : | 354.51/sq mi |
| Housing Units (2012) : | 1,369 |
| Median Household Income (2012) : | $86,528 (Washington : $59,374, USA : $53,046) |
| Median Family Income (2012) : | $97,903 (Washington : $71,939, USA : $64,585) |
| Median House Price (2012) : | $427,800 (Washington : $272,900, USA : $181,400) |