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COUNTY

Arapahoe County

Colorado · 673,820 residents (2025 est.) · 798 sq mi
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Part of the Denver metro area
The short version

Arapahoe County is a county of 659,844 people in Colorado. Few US counties rank higher on income. 171,877 more people live here than in 2000. 46% of adults hold a bachelor's degree or higher. Home values have roughly tripled since 2000, reaching $561,200. Renters pay $1,891 a month at the median.

At a glance
Wealthier
median household income $101,087, above the US median
US median: $82,259
Younger
median age 37.3
US median: 38.9
More educated
46% hold a bachelor's degree
US average: 36%
Less affordable
home values up 86%, inflation adjusted
US median home: $376,019
Unique to this place

What stands out about Arapahoe County

What changed most since 1990

  • Median home value (2024 dollars)$222,006 → $561,200 (+153%)US over the same years: +67%
  • White share85.5% → 55.2% (−30.3 pts)US over the same years: −17.8 pts
  • Population391,511 → 659,844 (+69%)US over the same years: +35%

Among the 64 counties in Colorado

  • 11th in household income$101,087
  • 22nd in share with a bachelor's degree46.5%
  • 20th in home value$561,200
  • 1st in diversity score78.7
Section 01

Population & growth

Total population
659,844
+35%since 2000
from 487,967 in 2000
673,820 in 2025 (Census Bureau estimate)
1990 – 2025
Population density
827 / sq mi
+35%since 2000
from 612 / sq mi in 2000
US average: 281
Median age
37.3
+8%since 2000
from 34.5 in 2000
US average: 38.9
Land area
798 sq mi
Population, 1990 – 2024
365K445K526K606K687K19902000201020202024Arapahoe County
2024660K
1990201020202024
Age distribution, 2024
Under 55.7%(37,890)
US avg: 5.6%
5 to 96%(39,493)
US avg: 6%
10 to 146.8%(44,572)
US avg: 6.4%
15 to 196.3%(41,653)
US avg: 6.6%
20 to 246%(39,318)
US avg: 6.5%
25 to 3415.6%(103,143)
US avg: 13.7%
35 to 4415%(99,266)
US avg: 13.2%
45 to 5412.7%(83,777)
US avg: 12.2%
55 to 6411.5%(75,599)
US avg: 12.7%
65 to 748.9%(58,813)
US avg: 10.2%
75 to 844%(26,571)
US avg: 5.1%
85 and over1.5%(9,749)
US avg: 1.9%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 02

Income & economy

Median household income
$101,087
+4%inflation adjusted, since 2000
from $53,570 in 2000
US average: $82,259
1990 – 2024
Per capita income
$53,774
+91%since 2000
from $28,147 in 2000
US average: $44,673
Households earning $100K+
63.9%
+26.0 ptssince 2009
from 37.9% in 2009
US average: 53.3%
Poverty rate
8.6%
+2.8 ptssince 2000
from 5.8% in 2000
US average: 12.5%
Income inequality (Gini)
0.453
−2%since 2010
from 0.463 in 2010
US average: 0.476
Workforce by industry, 2024
Information10%
US avg: 10.8%
Other services9%
US avg: 6.7%
Wholesale trade7.6%
US avg: 6.9%
Public administration6.5%
US avg: 4.8%
Finance & insurance6.5%
US avg: 5.9%
Professional, scientific, technical5.9%
US avg: 5.1%
Retail trade5.7%
US avg: 9.9%
Arts, entertainment, food3.1%
US avg: 1.9%
Transportation & warehousing2.2%
US avg: 2.2%
Agriculture, forestry, fishing0.8%
US avg: 1.6%
Education & health services0.5%
US avg: 0.9%
Manufacturing0.5%
US avg: 0.4%
Construction0.4%
US avg: 1.2%
BAR + DOT: THIS PLACE · TICK: US AVERAGE
Section 03

Housing

Median home value
$561,200
+86%inflation adjusted, since 2000
from $166,000 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$1,891
+41%inflation adjusted, since 2000
from $735 in 2000
US average: $1,442
Owner-occupied
64.7%
−3.3 ptssince 2000
from 68.0% in 2000
35.3% rent
Vacancy rate
4.5%
−2.8 ptssince 2009
from 7.2% in 2009
US average: 10.0%
Persons per household
2.55 people
+1%since 2009
from 2.53 people in 2009
US average: 2.54
Owner cost-burdened
25.1%
−6.6 ptssince 2009
from 31.6% in 2009
US average: 22.9%
Renter cost-burdened
54.2%
+5.2 ptssince 2009
from 49.0% in 2009
US average: 47.4%
Afford Score
5.6
+40%since 2009
from 4.0 in 2009
1990 – 2024
Years of local income it takes to buy a local home, on a scale of about 0 to 15. Lower is more affordable.
Gentrification Score
89
Our index, 0 to 100. Higher means faster recent growth in incomes, home values, and college degrees.
Section 04

Race & ethnicity

2000
White, non-Hispanic73.9%(360,744)
Black7.4%(36,254)
Hispanic / Latino11.8%(57,612)
Asian3.9%(19,021)
Other0%
2024
White, non-Hispanic55.2%(364,028)
Black10.5%(69,137)
Hispanic / Latino21.7%(143,439)
Asian6%(39,886)
Other6.6%(43,354)
Diversity Score
79
+22%since 2009
from 65 in 2009
1990 – 2024
Our index, 0 to 100. Higher means a more even mix of racial and ethnic groups.
Segregation Score
34
−10%since 2020
from 37 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
Mexican14.7%(97,036)
Central American1.7%(10,896)
South American1.6%(10,231)
Puerto Rican1%(6,596)
Spaniard0.7%(4,433)
Salvadoran0.6%(3,687)
Honduran0.5%(3,616)
Venezuelan0.4%(2,827)
Cuban0.4%(2,754)
Colombian0.4%(2,470)
Peruvian0.4%(2,458)
Guatemalan0.3%(2,132)
+ 10 more hispanic origin groups with data
Chilean0.1%(819)
Nicaraguan0.1%(805)
Dominican0.1%(760)
Ecuadorian0.1%(679)
Argentine0.1%(677)
Panamanian0.1%(384)
Bolivian0%(170)
Uruguayan0%(32)
Asian origin
Asian Indian1.3%(8,807)
Chinese0.9%(5,695)
Korean0.8%(5,460)
Vietnamese0.8%(5,381)
Filipino0.5%(3,479)
Japanese0.2%(1,317)
Nepalese0.1%(966)
Burmese0.1%(941)
Bhutanese0.1%(845)
Indonesian0.1%(820)
Kazakh0.1%(811)
Thai0.1%(584)
+ 12 more asian origin groups with data
Cambodian0.1%(548)
Pakistani0.1%(527)
Laotian0.1%(474)
Taiwanese0.1%(432)
Mongolian0%(254)
Hmong0%(88)
Malaysian0%(42)
Uzbek0%(22)
Pacific Islander origin
Native Hawaiian0.2%(1,271)
Chuukese0.1%(467)
Chamorro0.1%(409)
Samoan0.1%(363)
Tongan0%(199)
Guamanian0%(81)
Ancestry
German15.4%(101,624)
English10.9%(72,021)
Irish10.3%(67,961)
Italian4%(26,064)
American3.1%(20,495)
French2.1%(14,095)
Scottish2.1%(13,764)
Polish2%(12,935)
Swedish1.7%(11,164)
Norwegian1.6%(10,864)
Dutch1.2%(7,781)
+ 51 more ancestry groups with data
Ethiopian1.1%(7,337)
Russian1.1%(7,050)
Arab1%(6,380)
Scotch-Irish0.9%(6,147)
Welsh0.7%(4,289)
Danish0.5%(3,535)
British0.5%(3,278)
Czech0.5%(3,143)
Greek0.4%(2,643)
Ukrainian0.4%(2,599)
Hungarian0.3%(2,300)
French Canadian0.3%(2,143)
West Indian0.3%(2,027)
Swiss0.3%(1,954)
Canadian0.3%(1,926)
Portuguese0.3%(1,878)
Austrian0.3%(1,827)
Ghanaian0.2%(1,620)
Jamaican0.2%(1,168)
Nigerian0.2%(1,149)
Slovak0.2%(1,129)
Finnish0.2%(1,103)
Iranian0.2%(1,094)
Moroccan0.2%(1,075)
Somali0.2%(1,014)
Lebanese0.1%(947)
Lithuanian0.1%(930)
Romanian0.1%(903)
Iraqi0.1%(873)
Croatian0.1%(788)
Palestinian0.1%(763)
Armenian0.1%(749)
Brazilian0.1%(712)
Belgian0.1%(644)
Bulgarian0.1%(617)
Serbian0.1%(540)
Slovene0.1%(441)
Kenyan0.1%(349)
Egyptian0%(308)
Israeli0%(285)
Jordanian0%(249)
Syrian0%(245)
Latvian0%(245)
Turkish0%(208)
Australian0%(173)
Haitian0%(127)
Macedonian0%(113)
Barbadian0%(60)
Section 05

Education

Bachelor's degree or higher
46.5%
+9.5 ptssince 2000
from 37.0% in 2000
US average: 35.6%
High school or higher
91.9%
+1.3 ptssince 2000
from 90.7% in 2000
US average: 89.6%
Graduate degree
18.0%
+6.0 ptssince 2000
from 12.0% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
27.1 min
+60%since 2000
from 17.0 min in 2000
US average: 26.5
Drive alone to work
65.5%
−12.6 ptssince 2009
from 78.1% in 2009
US average: 68.9%
Carpooled to work
7.7%
−1.3 ptssince 2009
from 9.0% in 2009
US average: 8.5%
Public transit
2.5%
−1.9 ptssince 2009
from 4.4% in 2009
US average: 3.2%
Worked from home
21.0%
+15.8 ptssince 2009
from 5.1% in 2009
US average: 15.0%
Walked to work
1.4%
−0.4 ptssince 2009
from 1.9% in 2009
US average: 2.4%
Biked to work
0.3%
−0.1 ptssince 2009
from 0.4% in 2009
US average: 0.4%
No vehicle available
5.3%
−0.1 ptssince 2009
from 5.4% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
5.0%
−2.4 ptssince 2011
from 7.4% in 2011
US average: 5.2%
Labor force participation
71.7%
−0.7 ptssince 2011
from 72.4% in 2011
US average: 63.5%
Women 20-64 in the labor force
80.7%
+2.1 ptssince 2020
from 78.6% in 2020
US average: 74.6%
Self-employed
11.4%
+0.7 ptssince 2009
from 10.6% in 2009
US average: 13.1%
Management & professional
47.1%
+8.5 ptssince 2009
from 38.7% in 2009
US average: 42.5%
Section 08

People & community

Male
49.9%
+0.6 ptssince 2009
from 49.3% in 2009
Female
50.1%
−0.6 ptssince 2009
from 50.7% in 2009
Foreign born
16.5%
+2.3 ptssince 2009
from 14.2% in 2009
US average: 14.1%
Veterans
6.7%
−4.6 ptssince 2009
from 11.3% in 2009
US average: 6.2%
With a disability
10.9%
+2.1 ptssince 2012
from 8.8% in 2012
US average: 13.3%
Uninsured
9.3%
−6.5 ptssince 2013
from 15.8% in 2013
US average: 8.4%
Broadband at home
94.7%
+8.3 ptssince 2017
from 86.4% in 2017
US average: 91.0%
Computer in household
97.9%
+1.7 ptssince 2020
from 96.2% in 2020
US average: 95.5%
Same house as last year
84.3%
+1.8 ptssince 2020
from 82.5% in 2020
US average: 87.7%
English only at home
76.6%
−1.0 ptssince 2016
from 77.6% in 2016
US average: 77.7%
Spanish at home
12.7%
+0.7 ptssince 2016
from 12.0% in 2016
US average: 13.6%
Marital status
Men 15+
Never married36.3%(97,055)
Married52.9%(141,302)
Widowed1.7%(4,566)
Divorced9.1%(24,269)
Women 15+
Never married30.6%(82,804)
Married50.5%(136,643)
Widowed5.9%(15,947)
Divorced13%(35,303)
SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024
Section 09

Health coverage

Uninsured
9.3%
−6.5 ptssince 2013
from 15.8% in 2013
US average: 8.4%
Employer-based
59.3%
−1.7 ptssince 2020
from 61.0% in 2020
US average: 54.8%
Direct-purchase
12.2%
−0.4 ptssince 2020
from 12.6% in 2020
US average: 13.8%
Medicare
14.6%
+1.0 ptssince 2020
from 13.6% in 2020
US average: 18.4%
Medicaid
17.4%
+0.9 ptssince 2020
from 16.5% in 2020
US average: 20.9%
VA health care
2.1%
+0.1 ptssince 2020
from 2.0% in 2020
US average: 2.2%
Any private
70.4%
−2.6 ptssince 2020
from 73.0% in 2020
US average: 67.1%
Any public
30.9%
+1.9 ptssince 2020
from 29.0% in 2020
US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024
Gulf War (2001 or later)30.5%(10,400)
US avg: 26.4%
Gulf War (1990s)28.7%(9,806)
US avg: 24.3%
Vietnam era30.4%(10,362)
US avg: 33.1%
Korean War4.1%(1,398)
US avg: 4.5%
World War II0.4%(150)
US avg: 1%

Share of the 34,135 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE
Over time

Arapahoe County, decade by decade

Arapahoe County population, inflation-adjusted income and home value, education, and diversity by year
YearPopulationMedian household incomeMedian home valueBachelor's degree+Diversity score
1990391,511$89,364$222,00635.2%32.7
2000487,967$97,586$302,39537.0%54.0
2010572,003$84,471$334,18037.9%69.1
2020655,070$97,316$466,75643.4%78.1
2024659,844$101,087$561,20046.5%78.7

Census years come from the decennial census and the latest year from the American Community Survey, so part of any change between those two rows can reflect the different surveys. Dollar figures are adjusted for inflation to 2024 dollars; a figure ending in "+" was at the Census Bureau's reporting cap that year. The diversity score runs from 0 to 100; see how it's calculated.

Drill deeper

Places similar to Arapahoe County

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Pop 759,859
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Pop 601,863
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Pop 793,345
District of Columbia
Pop 693,645
Places similar to Arapahoe County
Head to head

Compare Arapahoe County to nearby counties

ARAPAHOE COUNTY VS
Adams County
Income$94,571−6%
Home value$484,200−14%
Population554,668−18%
SEE FULL COMPARISON →
ARAPAHOE COUNTY VS
Elbert County
Income$132,685+31%
Home value$709,800+26%
Population30,534−95%
SEE FULL COMPARISON →
ARAPAHOE COUNTY VS
Denver County
Income$94,718−6%
Home value$616,000+10%
Population740,613+10%
SEE FULL COMPARISON →
ARAPAHOE COUNTY VS
Douglas County
Income$149,594+48%
Home value$713,600+27%
Population399,396−41%
SEE FULL COMPARISON →
Frequently asked

How many people live in Arapahoe County, Colorado?

Arapahoe County, Colorado has about 659,844 residents according to the 2024 American Community Survey.

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

The typical household in Arapahoe County, Colorado earns about $101,087 a year. Half of households make more than that, and half make less.

Is Arapahoe County, Colorado expensive?

In Arapahoe County, Colorado, the median home is worth about $561,200, and the typical rent is about $1,891 a month.

How educated are people in Arapahoe County, Colorado?

About 46.5% of adults age 25 and over in Arapahoe County, Colorado hold a bachelor's degree or higher.

What is the poverty rate in Arapahoe County, Colorado?

About 8.6% of people in Arapahoe County, Colorado live below the federal poverty line.

Has Arapahoe County, Colorado grown since 1990?

Yes, Arapahoe County, Colorado has grown since 1990. The population has added about 268,333 residents, a change of about 69 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 →