List of Colorado counties by population

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The location of the State of Colorado in the United States of America. Colorado in United States.svg
The location of the State of Colorado in the United States of America .
The 64 counties of the U.S. State of Colorado.

This list ranks the 64 counties of the U.S. State of Colorado [1] by population as of July 1, 2023, as estimated by the United States Census Bureau. [lower-alpha 1] This list also details the county population changes since the 2000 United States Census. [3]

Contents

El Paso County with a 2023 population estimate of 744,215 remains the most populous county in Colorado, while Hinsdale County with a 2023 population of 765 is now the least populous county. Five of the 64 Colorado counties have more than 500,000 residents, while 12 have fewer than 5,000 residents. [lower-alpha 1]

Counties

Map this section's coordinatesin "Population history of Colorado counties" using OpenStreetMap

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Select the OpenStreetMap link at the right to view the location of the 64 counties.

The 64 Counties of the State of Colorado

County [1] Population [3] County website CDOT county mapCoordinates [lower-alpha 2]
2023 rank2023 estimates [lower-alpha 1] Change 2020 Census Change 2010 Census Change 2000 Census
El Paso County 1744,215+1.89%730,395+17.38%622,263+20.38%516,934 El Paso County map
City and County of Denver 2716,577+0.15%715,522+19.22%600,158+8.37%553,805 City and County of Denver map
Arapahoe County 3656,061+0.15%655,070+14.52%572,003+17.01%488,829 Arapahoe County map
Jefferson County 4576,366−1.12%582,910+9.05%534,543+1.73%525,449 Jefferson County map
Adams County 5533,365+2.65%519,572+17.66%441,603+26.87%348,076 Adams County map
Douglas County 6383,906+7.24%357,978+25.40%285,465+62.44%175,732 Douglas County map
Larimer County 7370,771+3.26%359,066+19.84%299,630+19.14%251,494 Larimer County map
Weld County 8359,442+9.26%328,981+30.12%252,825+39.86%180,766 Weld County map
Boulder County 9326,831−1.19%330,758+12.29%294,567+9.19%269,784 Boulder County map
Pueblo County 10169,422+0.75%168,162+5.72%159,063+12.42%141,490 Pueblo County map
Mesa County 11159,681+2.55%155,703+6.12%146,723+25.47%116,939 Mesa County map
City and County of Broomfield 1276,860+3.71%74,112+32.61%55,889+42.57%39,202 City and County of Broomfield map
Garfield County 1362,707+1.66%61,685+9.39%56,389+28.78%43,786 Garfield County map
La Plata County 1456,407+1.38%55,638+8.38%51,334+16.78%43,957 La Plata County map
Eagle County 1554,381−2.42%55,731+6.77%52,197+25.40%41,623 Eagle County map
Fremont County 1650,318+2.82%48,939+4.52%46,824+1.48%46,140 Fremont County map
Montrose County 1744,156+3.46%42,679+3.40%41,276+23.44%33,438 Montrose County map
Delta County 1831,746+1.76%31,196+0.79%30,952+11.24%27,824 Delta County map
Summit County 1930,465−1.90%31,055+10.93%27,994+18.82%23,560 Summit County map
Morgan County 2029,524+1.42%29,111+3.38%28,159+3.63%27,172 Morgan County map
Elbert County 2128,806+10.53%26,062+12.89%23,086+16.27%19,855 Elbert County map
Montezuma County 2226,531+2.64%25,849+1.23%25,535+7.19%23,822 Montezuma County map
Routt County 2325,064+0.95%24,829+5.61%23,509+19.46%19,679 Routt County map
Teller County 2424,617−0.38%24,710+5.82%23,350+13.68%20,541 Teller County map
Logan County 2520,619−4.22%21,528−5.20%22,709+10.42%20,566 Logan County map
Chaffee County 2620,617+5.86%19,476+9.36%17,809+9.59%16,250 Chaffee County map
Otero County 2718,136−2.96%18,690−0.75%18,831−7.29%20,311 Otero County map
Park County 2818,117+4.18%17,390+7.31%16,206+11.62%14,519 Park County map
Gunnison County 2917,321+2.38%16,918+10.40%15,324+9.46%14,000 Gunnison County map
Alamosa County 3016,655+1.70%16,376+6.03%15,445+3.21%14,965 Alamosa County map
Pitkin County 3116,640−4.14%17,358+1.22%17,148+15.17%14,889 Pitkin County map
Grand County 3215,935+1.39%15,717+5.89%14,843+19.38%12,433 Grand County map
Las Animas County 3314,348−1.42%14,555−6.14%15,507+1.94%15,212 Las Animas County map
Archuleta County 3414,189+6.21%13,359+10.55%12,084+22.13%9,894 Archuleta County map
Moffat County 3513,327+0.26%13,292−3.65%13,795+4.68%13,178 Moffat County map
Prowers County 3611,751−2.07%11,999−4.40%12,551−13.34%14,483 Prowers County map
Rio Grande County 3711,188−3.04%11,539−3.70%11,982−3.57%12,425 Rio Grande County map
Yuma County 389,862−1.26%9,988−0.55%10,043+2.00%9,846 Yuma County map
Clear Creek County 399,147−2.66%9,397+3.40%9,088−1.89%9,263 Clear Creek County map
San Miguel County 407,868−2.53%8,072+9.69%7,359+11.62%6,593 San Miguel County map
Conejos County 417,521+0.80%7,461−9.63%8,256−1.71%8,400 Conejos County map
Lake County 427,365−0.95%7,436+1.72%7,310−6.45%7,814 Lake County map
Huerfano County 437,055+3.45%6,820+1.62%6,711−14.61%7,859 Huerfano County map
Kit Carson County 446,994−1.31%7,087−14.30%8,270+3.21%8,013 Kit Carson County map
Saguache County 456,688+5.03%6,368+4.26%6,108+3.46%5,904 Saguache County map
Rio Blanco County 466,569+0.61%6,529−2.06%6,666+11.25%5,992 Rio Blanco County map
Gilpin County 475,926+2.03%5,808+6.75%5,441+14.64%4,746 Gilpin County map
Bent County 485,681+0.55%5,650−13.06%6,499+8.39%5,996 Bent County map
Crowley County 495,636−4.83%5,922+1.70%5,823+5.60%5,514 Crowley County map
Custer County 505,534+17.64%4,704+10.55%4,255+21.29%3,508 Custer County map
Lincoln County 515,480−3.44%5,675+3.80%5,467−10.22%6,089 Lincoln County map
Ouray County 525,176+6.20%4,874+9.87%4,436+18.39%3,747 Ouray County map
Washington County 534,855+0.79%4,817+0.06%4,814−2.19%4,922 Washington County map
Phillips County 544,476−1.19%4,530+1.98%4,442−0.96%4,485 Phillips County map
Costilla County 553,628+3.69%3,499−0.71%3,524−3.74%3,661 Costilla County map
Baca County 563,344−4.62%3,506−7.44%3,788−16.14%4,517 Baca County map
Dolores County 572,513+8.04%2,326+12.69%2,064+11.93%1,844 Dolores County map
Sedgwick County 582,299−4.37%2,404+1.05%2,379−13.40%2,747 Sedgwick County map
Cheyenne County 591,727−1.20%1,748−4.79%1,836−17.63%2,229 Cheyenne County map
Kiowa County 601,384−4.29%1,446+3.43%1,398−13.81%1,622 Kiowa County map
Jackson County 611,309−5.08%1,379−1.08%1,394−11.60%1,577 Jackson County map
Mineral County 62944+9.13%865+21.49%712−14.32%831 Mineral County map
San Juan County 63802+13.76%705+0.86%699+25.27%558 San Juan County map
Hinsdale County 64765−2.92%788−6.52%843+6.44%792 Hinsdale County map
State of Colorado State5,877,610+1.80%5,773,714+14.80%5,029,196+16.92%4,301,262 State of Colorado map

See also

Outline of Colorado

Notes

  1. 1 2 3 United States Census Bureau estimates of county population as of July 1, 2023, [2]
  2. ↑ The centroid geographic coordinates of the county as determined by the United States Census Bureau. [4]

Related Research Articles

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<span class="mw-page-title-main">Population history of Colorado census-designated places</span> Population history of the census-designated places in the U.S. state of Colorado

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References

  1. 1 2 "Colorado Counties". Colorado Department of Local Affairs. 2021. Retrieved November 13, 2021.
  2. ↑ "Annual Estimates of the Resident Population for Counties in Colorado: April 1, 2020 to July 1, 2023 (CO-EST2023-POP-08)". United States Census Bureau, United States Department of Commerce. March 2024. Retrieved March 20, 2024.
  3. 1 2 "QuickFacts for Colorado". United States Census Bureau . Retrieved September 19, 2022.
  4. ↑ "State of Colorado Counties – Current/TAB20 – Data as of January 1, 2020". United States Census Bureau. January 1, 2020. Retrieved September 29, 2022.

38°59′50″N105°32′52″W / 38.9972°N 105.5478°W / 38.9972; -105.5478 (State of Colorado)

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