Population Change for Counties in Colorado - 2010 to 2020

of the 64 Counties in Colorado the fastest growing County is Broomfield County with 32.61% growth. The County lowest growth is Kit Carson County with -14.3% growth.

Map List Related

Colorado Population Change Map

< -15%
-15% to -5%
-5% to 0%
0% to 5%
5% to 15%
> 15%

List of Counties in Colorado With Population Percentage Change

Map KeyNamePopulation Change
Adams County17.66%
Alamosa County6.03%
Arapahoe County14.52%
Archuleta County10.55%
Baca County-7.44%
Bent County-13.06%
Boulder County12.29%
Broomfield County32.61%
Chaffee County9.36%
Cheyenne County-4.79%
Clear Creek County3.4%
Conejos County-9.63%
Costilla County-0.71%
Crowley County1.7%
Custer County10.55%
Delta County0.79%
Denver County19.22%
Dolores County12.69%
Douglas County25.4%
Eagle County6.77%
El Paso County17.38%
Elbert County12.89%
Fremont County4.52%
Garfield County9.39%
Gilpin County6.75%
Grand County5.89%
Gunnison County10.4%
Hinsdale County-6.52%
Huerfano County1.62%
Jackson County-1.08%
Jefferson County9.05%
Kiowa County3.43%
Kit Carson County-14.3%
La Plata County8.38%
Lake County1.72%
Larimer County19.84%
Las Animas County-6.14%
Lincoln County3.8%
Logan County-5.2%
Mesa County6.12%
Mineral County21.49%
Moffat County-3.65%
Montezuma County1.23%
Montrose County3.4%
Morgan County3.38%
Otero County-0.75%
Ouray County9.87%
Park County7.31%
Phillips County1.98%
Pitkin County1.22%
Prowers County-4.4%
Pueblo County5.72%
Rio Blanco County-2.06%
Rio Grande County-3.7%
Routt County5.61%
Saguache County4.26%
San Juan County0.86%
San Miguel County9.69%
Sedgwick County1.05%
Summit County10.93%
Teller County5.82%
Washington County0.06%
Weld County30.12%
Yuma County-0.55%

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