Colorado
Largest Urban Areas
- Denver--Aurora, pop. 2374203
- Colorado Springs, pop. 559409
- Fort Collins, pop. 264465
- Pueblo, pop. 136550
- Grand Junction, pop. 128124
- Greeley, pop. 117825
- Boulder, pop. 114591
- Longmont, pop. 90897
- Lafayette--Louisville--Erie, pop. 79407
- Cañon City, pop. 27139
Largest Counties
- El Paso County, pop. 622263
- Denver County, pop. 600158
- Arapahoe County, pop. 572003
- Jefferson County, pop. 534543
- Adams County, pop. 441603
- Larimer County, pop. 299630
- Boulder County, pop. 294567
- Douglas County, pop. 285465
- Weld County, pop. 252825
- Pueblo County, pop. 159063
Nearby States
- Colorado, pop. 5029196
- Wyoming, pop. 563626
- New Mexico, pop. 2059179
- Utah, pop. 2763885
- Nebraska, pop. 1826341
- Kansas, pop. 2853118
- South Dakota, pop. 814180
- Oklahoma, pop. 3751351
- Arizona, pop. 6392017
- Idaho, pop. 1567582
Largest Public Use Microdata Areas
- Larimer County (North)--Fort Collins City PUMA, pop. 184466
- Weld County (South Central)--Greeley, Windsor & Evans Cities PUMA, pop. 172967
- Boulder (Northeast) & Weld (Southwest) Counties--Longmont City & Erie Town PUMA, pop. 154539
- Denver City (Southeast) PUMA, pop. 154017
- Adams County (West Central)--Commerce City & Brighton Cities PUMA, pop. 151662
- Denver City (Northeast) PUMA, pop. 151191
- Pueblo County (North)--Pueblo City & Pueblo West PUMA, pop. 150830
- Broomfield, Jefferson (Northeast), Adams (Northwest) & Boulder (Southeast) Counties PUMA, pop. 140132
- Jefferson County (East Central)--Lakewood City (South) & Dakota Ridge PUMA, pop. 138358
- Adams County (West Central)--Thornton & Federal Heights Cities PUMA, pop. 135704
Largest Places
- Denver city, pop. 600158
- Colorado Springs city, pop. 416427
- Aurora city, pop. 325078
- Fort Collins city, pop. 143986
- Lakewood city, pop. 142980
- Thornton city, pop. 118772
- Pueblo city, pop. 106595
- Arvada city, pop. 106433
- Westminster city, pop. 106114
- Centennial city, pop. 100377
- Boulder city, pop. 97385
- Highlands Ranch CDP, pop. 96713
- Greeley city, pop. 92889
- Longmont city, pop. 86270
- Loveland city, pop. 66859
- Grand Junction city, pop. 58566
- Broomfield city, pop. 55889
- Castle Rock town, pop. 48231
- Commerce City city, pop. 45913
- Parker town, pop. 45297
Largest County Subdivisions
Largest Zip Codes
- 80013, pop. 69588
- 80015, pop. 62432
- 80219, pop. 61296
- 80134, pop. 55075
- 80634, pop. 52861
- 80229, pop. 49598
- 80631, pop. 48603
- 80525, pop. 48419
- 80011, pop. 47461
- 80504, pop. 46876
- 80020, pop. 46871
- 80012, pop. 46665
- 80918, pop. 45467
- 80233, pop. 45386
- 80123, pop. 44795
- 80526, pop. 44183
- 80538, pop. 43930
- 80022, pop. 42699
- 80127, pop. 42597
- 80016, pop. 41219