| Zip Code : | 80303 |
| City : | Boulder city, Eldorado Springs, Lafayette city, Louisville city, Paragon Estates |
| County : | Boulder County |
| State : | Colorado (CO) |
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| Land Area : | 22.05 sq mi |
| Water Area : | 0.94 sq mi |
| Latitude : | 39.9732218 |
| Longitude : | -105.2092762 |
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| Population (2010): | 22,361 |
| Population Estimate (2012) : | 22,936 |
| Population Density : | 1,014.24/sq mi |
| Housing Units (2012) : | 11,222 |
| Median Household Income (2012) : | $50,399 (Colorado : $58,244, USA : $53,046) |
| Median Family Income (2012) : | $100,330 (Colorado : $72,455, USA : $64,585) |
| Median House Price (2012) : | $502,300 (Colorado : $236,800, USA : $181,400) |