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County

NameStatusPopulation
census
1990-04-01
Population
census
2000-04-01
Population
census
2010-04-01
 
WashingtonFederal State4,866,6695,894,2816,724,540
CowlitzCounty82,11992,945102,410

Contents: Places

Name StatusCountyPopulation
census
1990-04-01
Population
census
2000-04-01
Population
census
2010-04-01
 
Castle RockCityCowlitz2,0402,1651,982
KalamaCityCowlitz...1,8212,344
KelsoCityCowlitz11,77211,80411,925
LongviewCityCowlitz31,97935,36436,648
Longview HeightsCensus-Designated PlaceCowlitz3,3103,5133,851
RyderwoodCensus-Designated PlaceCowlitz......395
West Side HighwayCensus-Designated PlaceCowlitz3,6414,5655,517
WoodlandCityCowlitz / Clark...3,8865,509

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