Douglas County, Colorado

Douglas County: County in Colorado, United States

About

Douglas County is a county located in the U.S. state of Colorado. As of the 2010 census, the population was 285,465 and a population density of 131 people per km². After 10 years in 2020 county had an estimated population of 360,750 inhabitants. Its county seat is Castle Rock. The county was created 163 years ago in 1861.

Douglas County locator map
Location of Douglas County on Colorado map.

Quick Facts about Douglas County

Population : 360,750 (2020)
Country : United States of America
State : Colorado (United States)
Different from : Douglas County, Douglas County, Douglas County, Douglas County, Douglas County, Douglas County, Douglas County, Douglas County, Douglas County, Douglas County, Douglas County
Twitter username : douglascountyco
Area : 2183 km2
Water as percent of area : 0.3%
Land as percent of area : 99.7%
Named for : Stephen A. Douglas
Capital : Castle Rock
Establishment : November 11, 1861
Time Zone : America/Denver
Local time : 11:06:44 (21st December 2024)
Density : 165 Pop. per km² as of 2020
Population growth : 20.87% (2010-2020)
Second Douglas County CO county building IMG 5196 image
Second Douglas County CO county building IMG 5196
Second Douglas County CO county building IMG 5196 image
Second Douglas County CO county building IMG 5196 image

Geography

Douglas County is located at 39°19'47"N 104°55'46"W (39.3297200, -104.9295600). It has 5 neighbors: Elbert County, Arapahoe County, El Paso County, Jefferson County and Teller County.

Douglas County map

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The largest city of Douglas County is Castle Rock with a population of 70,567. Other cities include, Parker population 58,673, Castle Pines population 11,664 and Larkspur population 203. See all Douglas County cities & populated places.

Douglas County Populated Places

Cities, towns, neighborhoods & other populated places in Douglas County.

City Name Population Title
Highlands Ranch 96,713 Census designated place
Castle Rock 70,567 The most populous city in Douglas County, Colorado.
Parker 58,673 The most populous city in Douglas County, Colorado.
Castle Pines 11,664 City in Douglas County, Colorado, United States of America
The Pinery 10,517 Census designated place
Roxborough Park 9,099 Census designated place
Stonegate 8,962 Census-designated place in Douglas County, Colorado
Acres Green 3,007 Census-designated place (CDP) in northern Douglas County, Colorado, United States
Perry Park 1,646 Census-designated place in Douglas County, Colorado
Carriage Club 1,090 Town
Larkspur 203 Human settlement in Douglas County, Colorado, United States of America

Douglas County has 5 neighbours.

  • Elbert County county in Colorado, United States
  • Arapahoe County county in Colorado, United States
  • El Paso County One of the 64 counties in the U.S. is El Paso County. S. Colorado State. The 2010 Census reported an El Paso County population of 622,263. The 2018 estimate by the Census Bureau shows that, after the City and County of Denver, it is the second most populated county in Colorado. Colorado Springs, the second most populous city in Colorado, is the county seat. The Colorado Springs, Colorado, Metropolitan Statistical Area includes El Paso County. El Paso County is situated in the 5th congressional district of Colorado. El Paso County has traditionally voted for the Republican presidential nominee in presidential elections since its formation in 1871.
  • Jefferson County county in Colorado, United States
  • Teller County county in Colorado, United States

Demographics

The population of Douglas County increased by 20.87% in 10 years.

Year Population % Change Method
2010 285,465 - census
2011 292,548 2.42% estimation process
2012 298,708 2.06% estimation process
2013 306,234 2.46% estimation process
2014 314,545 2.64% estimation process
2015 322,025 2.32% estimation process
2016 328,219 1.89% estimation process
2017 335,816 2.26% estimation process
2018 342,989 2.09% estimation process
2019 351,154 2.33% estimation process
2020 360,750 2.66% estimation process

Comitatul Douglas, Comte de Douglas, Comté de Douglas, Condado de Douglas, Condado han Douglas, Contea di Douglas, Douglas, Douglas Kun, Douglas Kūn, Douglas konderria, Douglas megye, Douglase maakond, Duglas, Duglas srjan, Hrabstwo Douglas, Okrug Daglas, Quan Douglas, Quận Douglas, dagalasa ka'unti, dagurasu jun, dao ge la si xian, mqatʿt dwghlas, shhrstan daglas klradw, Дуглас, Дъглас, Округ Даглас, Դուգլաս շրջան, شهرستان داگلاس، کلرادو, مقاطعة دوغلاس, ڈگلس کاؤنٹی، کولوراڈو, ডগলাস কাউন্টি, ダグラス郡, 道格拉斯縣

Other places with the same name (12)

Colorado Other Counties (more counties)

County Name Population Title
Denver 735,538 The twentieth most populous city in the United States and the center of the Denver metropolitan area.
Denver County 735,538 County in Colorado, United States, coterminous with the City of Denver
El Paso County 728,310 One of the 64 counties in the U.
Arapahoe County 657,452 County in Colorado, United States
Jefferson County 583,283 County in Colorado, United States
Adams County 519,883 County in Colorado, United States
Colorado Springs 482,131 The second most populous city in Colorado and the center of the Colorado Springs metropolitan area.
Aurora 387,377 The third most populous city in Colorado and the center of the Denver metropolitan area.
Larimer County 360,428 County in Colorado, United States
Weld County 333,983 County in Colorado, United States
Boulder County 327,171 County in Colorado, United States
Pueblo County 169,823 County in Colorado, United States
Fort Collins 168,234 The fifth most populous city in Colorado.
Lakewood 157,429 The fifth most populous city in Colorado.
Mesa County 155,603 County in Colorado, United States
Thornton 148,113 The seventh most populous city in Colorado.