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County

NameStatusPopulation
census
2000-04-01
Population
census
2010-04-01
Population
estimate
2012-07-01
 
JeffersonCounty525,449534,558545,358
ColoradoFederal State4,302,0865,029,1965,187,582

Contents: Incorporated Places

Name StatusCountyPopulation
census
2000-04-01
Population
census
2010-04-01
Population
estimate
2012-07-01
 
ArvadaCityJefferson / Adams102,383106,468109,745
Bow MarTownJefferson / Arapahoe847866892
EdgewaterCityJefferson5,4335,1615,222
GoldenCityJefferson17,14718,90519,186
LakesideTownJefferson2088
LakewoodCityJefferson143,945142,980145,516
LittletonCityDouglas / Jefferson / Arapahoe40,17841,73743,775
MorrisonTownJefferson440428433
Mountain ViewTownJefferson569507512
SuperiorTownBoulder / Jefferson9,06112,48312,782
WestminsterCityJefferson / Adams100,674106,129109,169
Wheat RidgeCityJefferson32,76530,19030,717

Source: US Census Bureau (web).
2000 population of places in the boundaries of 2010. Later population figures for places in the boundaries of 2012.