| Name | Status | Population census 2000-04-01 | Population census 2010-04-01 | Population estimate 2011-07-01 | |
|---|---|---|---|---|---|
| Colusa | County | 18,799 | 21,419 | 21,407 | o |
| California | Federal State | 33,871,653 | 37,253,956 | 37,683,933 |
| Name | Status | Population census 2000-04-01 | Population census 2010-04-01 | Population estimate 2011-07-01 | |
|---|---|---|---|---|---|
| Colusa | City | 5,433 | 5,971 | 6,009 | o |
| Williams | City | 3,670 | 5,123 | 5,152 | o |
Source: US Census Bureau (web).
2012-07-02WWW.CITYPOPULATION.DE