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COUNTY

Adams County

Colorado · 554,668 residents (2025 est.) · 1,166.74 sq mi
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The short version

Adams County is wealthier than most US places, with a median household income of $94,571. Population has grown 46% since 2000. Median home value has roughly tripled since 2000, reaching $484,200. At a median age of 34.8, residents skew younger than the country as a whole. It ranks in the top 5% of US counties for household income.

At a glance
Wealthier
above the US median
US median: $82,259
Younger
median age 34.8
US median: 38.9
Less educated
29% hold a bachelor's degree
US average: 36%
Less affordable
home values up 88%, inflation adjusted
US median home: $376,019
Section 01

Population & growth

530,225
+46%since 2000
from 363,857 in 2000
1990 – 2025
454 / sq mi
+26%since 2009
from 359 / sq mi in 2009
US average: 281
34.8
+11%since 2000
from 31.4 in 2000
US average: 38.9

PEP 2025 EST:554,668 residents (Census Bureau Vintage 2025, released March 2026)

Population, 19902024
239K318K398K477K557K1990201020202024Adams County
2024530K
1990201020202024
Age distribution, 2024
Under 56.4%(33,697)
US avg: 5.6%
5 to 96.3%(33,592)
US avg: 6%
10 to 147.7%(40,688)
US avg: 6.4%
15 to 197%(37,332)
US avg: 6.6%
20 to 246.6%(35,002)
US avg: 6.5%
25 to 3416.3%(86,476)
US avg: 13.7%
35 to 4415.5%(82,214)
US avg: 13.2%
45 to 5412.3%(65,363)
US avg: 12.2%
55 to 6410.5%(55,936)
US avg: 12.7%
65 to 747.2%(38,134)
US avg: 10.2%
75 to 843.2%(17,051)
US avg: 5.1%
85 and over0.9%(4,740)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

$94,571
+10%inflation adjusted, since 2000
from $47,323 in 2000
US average: $82,259
1990 – 2024
$42,206
+112%since 2000
from $19,944 in 2000
US average: $44,673
Households earning $100K+
61.4%
+28.2 ptssince 2009
from 33.2% in 2009
US average: 53.3%
9.8%
+0.9 ptssince 2000
from 8.9% in 2000
US average: 12.5%
0.412
+2%since 2010
from 0.403 in 2010
US average: 0.476
Workforce by industry, 2024
Wholesale trade11.7%
US avg: 6.9%
Information11.4%
US avg: 10.8%
Finance & insurance8.4%
US avg: 5.9%
Retail trade8.2%
US avg: 9.9%
Professional, scientific, technical7.4%
US avg: 5.1%
Other services5.7%
US avg: 6.7%
Public administration3.3%
US avg: 4.8%
Transportation & warehousing3.1%
US avg: 2.2%
Arts, entertainment, food2.1%
US avg: 1.9%
Agriculture, forestry, fishing1.5%
US avg: 1.6%
Education & health services1.1%
US avg: 0.9%
Manufacturing0.8%
US avg: 0.4%
Construction0.7%
US avg: 1.2%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

$484,200
+88%inflation adjusted, since 2000
from $141,700 in 2000
US average: $376,019
1990 – 2024
$1,781
+39%inflation adjusted, since 2000
from $705 in 2000
US average: $1,442
68.6%
−2.0 ptssince 2000
from 70.6% in 2000
31.4% rent
3.6%
−5.2 ptssince 2009
from 8.9% in 2009
US average: 10.0%
27.9%
−9.2 ptssince 2009
from 37.1% in 2009
US average: 22.9%
55.0%
+6.3 ptssince 2009
from 48.7% in 2009
US average: 47.4%
5.1
+42%since 2009
from 3.6 in 2009
2009 – 2024
Our index: median home value divided by median household income. Lower is more affordable.
90
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
RELATED:See current rent listings in Adams County on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic63.3%(230,500)
Black2.8%(10,206)
Hispanic / Latino28.2%(102,585)
Asian3.1%(11,415)
Other0%
2024
White, non-Hispanic45.2%(239,594)
Black3.3%(17,757)
Hispanic / Latino42.8%(226,823)
Asian3.8%(20,270)
Other4.9%(25,781)
76
+9%since 2009
from 70 in 2009
2009 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
29
−11%since 2020
from 33 in 2020
Our index, 0 to 100. Higher means White and non-White residents are more separated across neighborhoods.
Section 04 · Origins

Detailed origins & ancestry

Hispanic origin
Mexican34.7%(184,057)
Spaniard1.4%(7,673)
Central American1.4%(7,204)
Puerto Rican0.8%(4,191)
Salvadoran0.6%(3,051)
Colombian0.4%(1,932)
Guatemalan0.3%(1,539)
Venezuelan0.3%(1,412)
Peruvian0.2%(1,199)
Honduran0.2%(1,181)
Nicaraguan0.1%(743)
+ 9 more hispanic origin groups with data
Cuban0.1%(699)
Panamanian0.1%(576)
Dominican0.1%(270)
Argentine0%(250)
Ecuadorian0%(197)
Chilean0%(138)
Asian origin
Vietnamese0.7%(3,756)
Chinese0.5%(2,643)
Hmong0.4%(2,271)
Asian Indian0.4%(2,060)
Filipino0.3%(1,547)
Korean0.2%(1,315)
Nepalese0.2%(1,295)
Burmese0.2%(1,066)
Japanese0.2%(916)
Kazakh0.1%(768)
Cambodian0.1%(636)
Laotian0.1%(317)
+ 8 more asian origin groups with data
Taiwanese0.1%(290)
Thai0%(233)
Bhutanese0%(216)
Malaysian0%(192)
Indonesian0%(175)
Sri Lankan0%(155)
Pakistani0%(68)
Uzbek0%(8)
Pacific Islander origin
Chamorro0.1%(341)
Samoan0.1%(314)
Guamanian0%(146)
Tongan0%(92)
Chuukese0%(59)
Ancestry
German14%(74,475)
English8.4%(44,593)
Irish8.3%(44,168)
Italian4.2%(22,131)
American3%(15,731)
French1.7%(9,025)
Polish1.6%(8,478)
Scottish1.6%(8,399)
Norwegian1.3%(7,107)
Swedish1.2%(6,591)
Dutch0.9%(4,914)
+ 48 more ancestry groups with data
Russian0.6%(3,249)
Scotch-Irish0.5%(2,853)
Welsh0.5%(2,488)
Danish0.4%(2,351)
Czech0.4%(1,997)
Portuguese0.3%(1,761)
British0.3%(1,497)
Greek0.3%(1,455)
Arab0.3%(1,326)
Ukrainian0.2%(1,242)
French Canadian0.2%(1,237)
West Indian0.2%(1,220)
Swiss0.2%(1,104)
Hungarian0.2%(941)
Somali0.2%(879)
Austrian0.2%(805)
Jamaican0.1%(707)
Canadian0.1%(637)
Lithuanian0.1%(588)
Nigerian0.1%(524)
Ethiopian0.1%(517)
Belgian0.1%(504)
Finnish0.1%(501)
Slovak0.1%(407)
Croatian0.1%(379)
Ghanaian0.1%(365)
Lebanese0.1%(331)
Turkish0.1%(330)
Romanian0.1%(315)
Iranian0.1%(303)
Slovene0.1%(298)
Brazilian0%(256)
Egyptian0%(229)
Bulgarian0%(184)
Australian0%(173)
Haitian0%(165)
Latvian0%(121)
Serbian0%(121)
Syrian0%(116)
Barbadian0%(105)
Iraqi0%(69)
Jordanian0%(63)
Guyanese0%(63)
Armenian0%(59)
RANKED:Largest Mexican population · Largest German population · Largest English population · Largest Irish population · Largest Italian population
Section 05

Education

29.0%
+11.6 ptssince 2000
from 17.4% in 2000
US average: 35.6%
High school or higher
85.2%
+6.4 ptssince 2000
from 78.8% in 2000
US average: 89.6%
9.2%
+4.4 ptssince 2000
from 4.8% in 2000
US average: 14.0%
Section 06

Commute & transportation

29.8 min
+60%since 2000
from 18.5 min in 2000
US average: 26.5
70.2%
−6.8 ptssince 2009
from 77.1% in 2009
US average: 68.9%
10.2%
−2.3 ptssince 2009
from 12.5% in 2009
US average: 8.5%
1.8%
−2.4 ptssince 2009
from 4.2% in 2009
US average: 3.2%
15.2%
+11.9 ptssince 2009
from 3.3% in 2009
US average: 15.0%
1.2%
−0.3 ptssince 2009
from 1.5% in 2009
US average: 2.4%
0.2%
−0.1 ptssince 2009
from 0.4% in 2009
US average: 0.4%
4.7%
−0.3 ptssince 2009
from 4.9% in 2009
US average: 8.3%
Section 07

Work & employment

4.6%
−4.5 ptssince 2011
from 9.1% in 2011
US average: 5.2%
72.2%
+0.2 ptssince 2011
from 72.0% in 2011
US average: 63.5%
11.6%
+1.5 ptssince 2009
from 10.1% in 2009
US average: 13.1%
36.0%
−21.6 ptssince 2009
from 57.5% in 2009
US average: 42.5%
Section 08

People & community

50.8%
+0.1 ptssince 2009
from 50.7% in 2009
49.2%
−0.1 ptssince 2009
from 49.3% in 2009
15.6%
+0.3 ptssince 2009
from 15.3% in 2009
US average: 14.1%
6.1%
−44.5 ptssince 2009
from 50.6% in 2009
US average: 6.2%
11.3%
+1.8 ptssince 2012
from 9.5% in 2012
US average: 13.3%
11.6%
−67.6 ptssince 2013
from 79.2% in 2013
US average: 8.4%
92.9%
+13.1 ptssince 2017
from 79.8% in 2017
US average: 91.0%
70.7%
−0.4 ptssince 2016
from 71.1% in 2016
US average: 77.7%
24.0%
+0.4 ptssince 2016
from 23.6% in 2016
US average: 13.6%
Marital status
Men 15+
Never married38.4%(82,169)
Married50.8%(108,774)
Widowed1.7%(3,558)
Divorced9.1%(19,543)
Women 15+
Never married31.8%(66,148)
Married50.9%(106,037)
Widowed5.4%(11,164)
Divorced11.9%(24,855)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
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Frequently asked

How many people live in Adams County, Colorado?

Adams County, Colorado has about 530,225 residents according to the 2024 American Community Survey.

What is the median household income in Adams County, Colorado?

The typical household in Adams County, Colorado earns about $94,571 a year. Half of households make more than that, and half make less.

Is Adams County, Colorado expensive?

In Adams County, Colorado, the median home is worth about $484,200, and the typical rent is about $1,781 a month.

How educated are people in Adams County, Colorado?

About 29.0% of adults age 25 and over in Adams County, Colorado hold a bachelor's degree or higher.

What is the poverty rate in Adams County, Colorado?

About 9.8% of people in Adams County, Colorado live below the federal poverty line.

Has Adams County, Colorado grown since 1990?

Yes, Adams County, Colorado has grown since 1990. The population has added about 265,187 residents, a change of about 100 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →