County
| Name | Status | Population census 2000-04-01 | Population census 2010-04-01 | Population estimate 2011-07-01 | |
|---|---|---|---|---|---|
| Boulder (prior 2010 with parts of Broomfield) | County | 269,784 | 294,571 | 300,406 | o |
| Colorado | Federal State | 4,302,086 | 5,029,196 | 5,116,302 |
Contents: Incorporated Places (Boulder, County)
| Name | Status | Population census 2000-04-01 | Population census 2010-04-01 | Population estimate 2011-07-01 | |
|---|---|---|---|---|---|
| Boulder | City | 94,571 | 97,385 | 98,889 | o |
| Jamestown | Town | 217 | 274 | 280 | o |
| Lafayette | City | 23,187 | 24,453 | 24,865 | o |
| Louisville | City | 18,989 | 18,376 | 18,684 | o |
| Lyons | Town | 1,585 | 2,033 | 2,067 | o |
| Nederland | Town | 1,391 | 1,445 | 1,470 | o |
| Ward | Town | 169 | 150 | 152 | o |
Source: US Census Bureau (web).
2012-07-02WWW.CITYPOPULATION.DE
