Adams County, Colorado Population 2021

Adams County, Colorado's estimated population is 529,555 with a growth rate of 1.16% in the past year according to the most recent United States census data. Adams County, Colorado is the null largest county in Colorado. The 2010 Population was 443,691 and has seen a growth of 19.35% since this time.

Note: 2020 and 2021 data is projected
Year Population Growth Growth Rate
2021529,5556,0671.16%
2020523,4886,0671.17%
2019517,4216,0671.19%
2018511,3547,7641.54%
2017503,5905,8561.18%
2016497,7347,2911.49%
2015490,44310,4972.19%
2014479,9469,9682.12%
2013469,9789,4202.05%
2012460,5588,3571.85%
2011452,2018,5101.92%
2010443,691178,65367.41%
1990265,03819,0947.76%
1980245,94460,15532.38%
1970185,78965,49354.44%
1960120,29680,062198.99%
195040,23417,75378.97%
194022,4812,23611.04%
193020,2455,81540.30%
192014,4305,53862.28%
19108,8920.00%
2021 Growth Rate
1.16%
County Website
Founded
April 15, 1901
County Seat
2010 Population
443,691
Growth Since 2010
19.35%
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Adams County, Colorado Population Growth

Population by Race

Race Population Percentage
White411,15381.56%
Some Other Race28,0405.56%
Two or More Races21,8614.34%
Asian19,9303.95%
Black or African American17,0143.38%
American Indian and Alaska Native5,5261.10%
Native Hawaiian and Other Pacific Islander5840.12%
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Adams County, Colorado Population By Race

Adams County, Colorado Population Pyramid 2021

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Adams County, Colorado Median Age

33.8


Total

33.2


Male

34.3


Female

Adams County, Colorado Adults

There are 368,248 adults, (51,105 of whom are seniors) in Adams County, Colorado.

Adams County, Colorado Age Dependency

59

Age Dependency Ratio

16.1

Old Age Dependency Ratio

42.8

Child Dependency Ratio

Adams County, Colorado Sex Ratio

Mujer

249,608

49.51%

Masculino

254,500

50.49%

Adams County, Colorado Population by Age

Adams County, Colorado Renter vs Owner Occupied by Household Type

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Adams County, Colorado Household Types

Type Owner Renter
Married77.6%22.4%
All66.2%33.8%
Masculino58.7%41.3%
Non Family53.7%46.3%
Mujer53.6%46.4%

66.2%

Rate of Home Ownership

Adams County, Colorado Households and Families

Type Count Average Size Owned
All166,450366.2
Married85,0753.6777.6
Non Family49,4141.3953.7
Mujer21,4353.7153.6
Masculino10,5263.7458.7

3.56

Average Family Size

3

Average Household Size

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Adams County, Colorado Households by Type

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Education Attained Count Percentage
Less Than 9th Grade23,6357.29%
9th to 12th Grade28,9558.93%
High School Graduate92,77928.61%
Some College71,43822.03%
Associates Degree28,7588.87%
Bachelors Degree53,50316.50%
Graduate Degree25,1877.77%
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Adams County, Colorado Educational Attainment by Sex (over 25)

Adams County, Colorado Educational Attainment by Race

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Race Total High School Bachelors
White185,014174,81259,463
Hispanic108,61470,91410,592
Other Race16,70510,7731,270
Asian13,47510,4054,365
Black10,1089,1122,274
2+ Races10,0937,9322,184
Native American3,7262,839595
Islander377349105

The highest rate of high school graduation is among white people with a rate of 94.49%.

The highest rate of bachelors degrees is among asian people with a rate of 32.39%.

Adams County, Colorado Educational Attainment by Race

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Name Average Masculino Mujer
Overall$41,296$46,689$35,299
Less Than 9th Grade$29,584$35,614$20,047
High School Graduate$36,185$41,436$30,271
Some College$41,242$50,423$34,131
Bachelors Degree$54,333$64,232$46,500
Graduate Degree$64,842$76,204$60,313

$41,296

Average Earnings

$46,689

Average Male

$35,299

Average Female

Adams County, Colorado Earnings by Educational Attainment

Adams County, Colorado Language by Age

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Adams County, Colorado Language

71.01% of Adams County, Colorado residents speak only English, while 28.99% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 23.63% of the population.

Adams County, Colorado Language

Adams County, Colorado Poverty by Race

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Name Total In Poverty Poverty Rate
Hispanic200,05830,30915.15%
White249,79716,7066.69%
Other27,8893,65313.10%
Black16,5192,93417.76%
Multiple21,7472,86013.15%
Asian19,8582,54212.80%
Native5,41561911.43%
Islander58410517.98%

10.85%

Overall Poverty Rate

9.61%

Male Poverty Rate

12.11%

Female Poverty Rate

Poverty in Adams County, Colorado

The race most likely to be in poverty in Adams County, Colorado is Islander, with 17.98% below the poverty level.

The race least likely to be in poverty in Adams County, Colorado is White, with 6.69% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.54%. Among those working part-time, it was 14.34%, and for those that did not work, the poverty rate was 18.88%.

Adams County, Colorado Poverty

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Name Poverty
Less Than 9th Grade18.72%
High School8.95%
Some College7.34%
Bachelors or Greater3.53%

Adams County, Colorado Poverty Rate by Education

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Name Poverty
Male Unemployed25.45%
Female Unemployed23.67%
Female Employed6.78%
Male Employed4.81%

Adams County, Colorado Poverty Rate by Employment Status and Sex

Adams County, Colorado Income by Household Type

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Name Median Mean
Households$71,202$87,596
Families$80,651$95,953
Married Families$93,662$109,165
Non Families$46,894$60,117
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Income by Household Type

Adams County, Colorado Marital Status

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Marriage Rates

48.8%

Overall Marriage Rate

48.9%

Male Marriage Rate

48.7%

Female Marriage Rate

Adams County, Colorado Married by Age and Sex

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Adams County, Colorado Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

Adams County, Colorado Marital Status by Race

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Adams County, Colorado Marital Status

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26,796

Number of Veterans

24,682

Male Veterans

2,114

Female Veterans

War Veterans
Vietnam8,773
Second Gulf War6,155
First Gulf War5,869
Korea1,692
World War II614

Adams County, Colorado Veterans by War

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Age Group Veterans
35 to 547,864
65 to 746,357
55 to 645,036
75+4,427
18 to 343,112

Adams County, Colorado Veterans by Age

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Name Veterans % of Total
White23,2297.65%
Hispanic4,7723.63%
Black1,23010.42%
Other Race8104.14%
2+ Races5714.53%
Asian5083.34%
Native American3928.95%
Islander5613.97%

Adams County, Colorado Veterans by Race

Adams County, Colorado Veterans by Education

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5.18%

Veteran Poverty Rate

25.77%

Veteran Disability Rate

Adams County, Colorado Veterans by Education

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71.4%

Labor Force Participation

68.4%

Employment Rate

4%

Unemployment Rate

Adams County, Colorado Employment by Age

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Adams County, Colorado Employment by Race

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Adams County, Colorado Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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51.93%

Born in Adams County, Colorado

84.69%

Native Born

15.31%

Foreign Born

9.65%

Non Citizen

5.65%

Naturalized

Place of Birth

84.69% of Adams County, Colorado residents were born in the United States, with 51.93% having been born in Colorado. 9.65% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Adams County, Colorado Place of Birth

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources