Every City in the USA

Colorado cities, towns and communities

Find an official community by name and geography type. Annual population estimates and ACS survey estimates describe different dates and remain separate.

All states and territories · Coverage and methodology

Search Colorado

Search official Census names across the 50 states, Washington, DC and Puerto Rico. Each result identifies the type of area.

Browse the state directories, or use interactive name search when it is available.

    Browse by state or territory · What we include

    Browse A–Z. Annual estimates and survey estimates appear in separate, dated columns.

    These are overlapping jurisdictions and communities. Do not add their populations together. A directory count describes this selection policy.

    482 entries in this view. The initial list shows up to 50 entries per section.

    Cities, towns and unincorporated communities (482)

    Colorado cities, towns and communities: Cities, towns and unincorporated communities. Annual PEP and ACS survey estimates are separate measures.
    NameTypeJuly 1, 2025 population2020–2024 ACS population
    Acres Green CDPCensus-designated placeNot available2,639±384
    Aetna Estates CDPCensus-designated placeNot available1,010±542
    Aguilar townLas Animas CountyTown445401±123
    Air Force Academy CDPCensus-designated placeNot available6,727±609
    Akron townWashington CountyTown1,7251,722±195
    Alamosa cityAlamosa CountyCity9,8499,879±34
    Alamosa East CDPCensus-designated placeNot available1,298±317
    Allenspark CDPCensus-designated placeNot available825±268
    Alma townPark CountyTown312385±197
    Alpine CDPCensus-designated placeNot available75±64
    Altona CDPCensus-designated placeNot available587±229
    Amherst CDPCensus-designated placeNot available82±85
    Antonito townConejos CountyTown615579±150
    Applewood CDPCensus-designated placeNot available8,350±790
    Arapahoe CDPCensus-designated placeNot available53±38
    Arboles CDPCensus-designated placeNot available389±180
    Aristocrat Ranchettes CDPCensus-designated placeNot available1,747±422
    Arriba townLincoln CountyTown203307±123
    Arvada cityAdams County; Jefferson CountyCity122,901122,634±84
    Aspen cityPitkin CountyCity6,4896,756±43
    Aspen Park CDPCensus-designated placeNot available742±279
    Atwood CDPCensus-designated placeNot available62±38
    Ault townWeld CountyTown2,6672,425±29
    Aurora cityAdams County; Arapahoe County; Douglas CountyCity410,053394,432±85
    Avon townEagle CountyTown6,1845,972±12
    Avondale CDPCensus-designated placeNot available338±281
    Bark Ranch CDPCensus-designated placeNot available199±62
    Basalt townEagle County; Pitkin CountyTown4,0094,335±398
    Battlement Mesa CDPCensus-designated placeNot available5,755±739
    Bayfield townLa Plata CountyTown2,9742,901±16
    Bennett townAdams County; Arapahoe CountyTown4,2243,663±184
    Berkley CDPCensus-designated placeNot available10,789±1,150
    Berthoud townLarimer County; Weld CountyTown14,08012,411±187
    Bethune townKit Carson CountyTown190218±88
    Beulah Valley CDPCensus-designated placeNot available751±347
    Black Forest CDPCensus-designated placeNot available15,738±1,416
    Black Hawk cityGilpin CountyCity120106±73
    Blanca townCostilla CountyTown320230±92
    Blende CDPCensus-designated placeNot available623±159
    Blue River townSummit CountyTown8591,410±421
    Blue Sky CDPCensus-designated placeNot available19±30
    Blue Valley CDPCensus-designated placeNot available120±94
    Bonanza Mountain Estates CDPCensus-designated placeNot available56±54
    Boone townPueblo CountyTown305262±96
    Boulder cityBoulder CountyCity105,689106,433±77
    Bow Mar townArapahoe County; Jefferson CountyTown8321,047±205
    Brandon CDPCensus-designated placeNot available8±14
    Branson townLas Animas CountyTown5762±38
    Breckenridge townSummit CountyTown5,0154,959±22
    Brick Center CDPCensus-designated placeNot available105±96

    Other local governments (0)

    These functioning local governments remain browsable while we review whether they belong in the municipal community comparison. Their separately named annual township view has its own inclusion policy.

    Colorado cities, towns and communities: Other local governments. Annual PEP and ACS survey estimates are separate measures.
    NameTypeJuly 1, 2025 population2020–2024 ACS population

    No records in this section under this view's inclusion policy.

    Download the complete directory CSV. Geography, source periods and missing-value meanings are documented in the field dictionary.

    Sources: U.S. Census Bureau, ACS 2020–2024 five-year estimates on the 2024 geography; Population Estimates Program Vintage 2025, July 1, 2025. Geographic classifications retain their own source vintage. Missing data stays unavailable.