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World Population Review
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 6th 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 |
|---|---|---|---|
| 2021 | 529,555 | 6,067 | 1.16% |
| 2020 | 523,488 | 6,067 | 1.17% |
| 2019 | 517,421 | 6,067 | 1.19% |
| 2018 | 511,354 | 7,764 | 1.54% |
| 2017 | 503,590 | 5,856 | 1.18% |
| 2016 | 497,734 | 7,291 | 1.49% |
| 2015 | 490,443 | 10,497 | 2.19% |
| 2014 | 479,946 | 9,968 | 2.12% |
| 2013 | 469,978 | 9,420 | 2.05% |
| 2012 | 460,558 | 8,357 | 1.85% |
| 2011 | 452,201 | 8,510 | 1.92% |
| 2010 | 443,691 | 178,653 | 67.41% |
| 1990 | 265,038 | 19,094 | 7.76% |
| 1980 | 245,944 | 60,155 | 32.38% |
| 1970 | 185,789 | 65,493 | 54.44% |
| 1960 | 120,296 | 80,062 | 198.99% |
| 1950 | 40,234 | 17,753 | 78.97% |
| 1940 | 22,481 | 2,236 | 11.04% |
| 1930 | 20,245 | 5,815 | 40.30% |
| 1920 | 14,430 | 5,538 | 62.28% |
| 1910 | 8,892 | 0.00% |
2021 Growth Rate
1.16%
County Website
State
Founded
April 15, 1901
County Seat
Lat./Long.
2010 Population
443,691
Growth Since 2010
19.35%
Adams County, Colorado Population Growth
| Race | Population | Percentage |
|---|---|---|
| White | 411,153 | 81.56% |
| Some Other Race | 28,040 | 5.56% |
| Two or More Races | 21,861 | 4.34% |
| Asian | 19,930 | 3.95% |
| Black or African American | 17,014 | 3.38% |
| American Indian and Alaska Native | 5,526 | 1.10% |
| Native Hawaiian and Other Pacific Islander | 584 | 0.12% |
Adams County, Colorado Population by Race
Adams County, Colorado Population Pyramid $2021
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Adams County, Colorado Population by Age
Adams County, Colorado Households and Families
| Type | Count | Average Size | Owned |
|---|---|---|---|
| All | 166,450 | 3 | 66.2 |
| Married | 85,075 | 3.67 | 77.6 |
| Non Family | 49,414 | 1.39 | 53.7 |
| Female | 21,435 | 3.71 | 53.6 |
| Male | 10,526 | 3.74 | 58.7 |
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 Grade | 23,635 | 7.29% |
| 9th to 12th Grade | 28,955 | 8.93% |
| High School Graduate | 92,779 | 28.61% |
| Some College | 71,438 | 22.03% |
| Associates Degree | 28,758 | 8.87% |
| Bachelors Degree | 53,503 | 16.50% |
| Graduate Degree | 25,187 | 7.77% |
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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 |
|---|---|---|---|
| White | 185,014 | 174,812 | 59,463 |
| Hispanic | 108,614 | 70,914 | 10,592 |
| Other Race | 16,705 | 10,773 | 1,270 |
| Asian | 13,475 | 10,405 | 4,365 |
| Black | 10,108 | 9,112 | 2,274 |
| 2+ Races | 10,093 | 7,932 | 2,184 |
| Native American | 3,726 | 2,839 | 595 |
| Islander | 377 | 349 | 105 |
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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$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 |
|---|---|---|---|
| Hispanic | 200,058 | 30,309 | 15.15% |
| White | 249,797 | 16,706 | 6.69% |
| Other | 27,889 | 3,653 | 13.10% |
| Black | 16,519 | 2,934 | 17.76% |
| Multiple | 21,747 | 2,860 | 13.15% |
| Asian | 19,858 | 2,542 | 12.80% |
| Native | 5,415 | 619 | 11.43% |
| Islander | 584 | 105 | 17.98% |
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
Adams County, Colorado Poverty Rate by Education
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
Adams County, Colorado Veterans by War
Adams County, Colorado Veterans by Age
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| Name | Veterans | % of Total |
|---|---|---|
| White | 23,229 | 7.65% |
| Hispanic | 4,772 | 3.63% |
| Black | 1,230 | 10.42% |
| Other Race | 810 | 4.14% |
| 2+ Races | 571 | 4.53% |
| Asian | 508 | 3.34% |
| Native American | 392 | 8.95% |
| Islander | 56 | 13.97% |
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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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
- US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
- Population of States and Counties of the United States: 1790 - 1990