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County

NameStatusPopulation
census
1990-04-01
Population
census
2000-04-01
Population
census
2010-04-01
 
Rock IslandCounty148,723149,390147,546
IllinoisFederal State11,430,60212,419,92712,830,632

Contents: Places

Name StatusCountyPopulation
census
1990-04-01
Population
census
2000-04-01
Population
census
2010-04-01
 
AndalusiaVillageRock Island1,0601,1441,178
Carbon CliffVillageRock Island1,4901,7312,134
Coal ValleyVillageHenry / Rock Island3,5053,5843,743
CordovaVillageRock Island630654672
Coyne CenterCensus-Designated PlaceRock Island......827
East MolineCityRock Island...21,55521,302
HamptonVillageRock Island1,5861,6601,863
HillsdaleVillageRock Island564596523
MilanVillageRock Island5,6545,5075,099
MolineCityRock Island44,04643,56143,483
Oak GroveVillageRock Island...476396
Port ByronVillageRock Island1,1731,5371,647
Rapids CityVillageRock Island896942959
ReynoldsVillageRock Island / Mercer582516539
Rock IslandCityRock Island40,53739,61639,018
Rock Island ArsenalCensus-Designated PlaceRock Island...145149
SilvisCityRock Island6,8927,3857,479

Source: US Census Bureau (web).
2000 and 2010 population of incorporated places in the boundaries of 2010.