Arapahoe County vs Douglas County

A side-by-side comparison of Arapahoe County and Douglas County: population, income, housing, and more.

Arapahoe County and Douglas County are counties in Colorado. This page compares them across population, income, housing, education, commuting, and how each has changed since 2019.

Arapahoe County has the higher population (655,709 vs 368,283 in Douglas County). Douglas County has the higher median household income ($145,737 vs $97,215 in Arapahoe County). Douglas County has the higher median home value ($674,000 vs $526,000 in Arapahoe County).

Population, income & housing

	Arapahoe County	Douglas County
Population	655,709	368,283
Median age	37.3 yrs	39.5 yrs
Median household income	$97,215	$145,737
Median home value	$526,000	$674,000
Median gross rent	$1,812	$2,095
Housing units	265,980	140,542
Homeownership rate	65.1%	77.8%
Bachelor's degree or higher	45.7%	60.9%
Unemployment rate	4.7%	3.6%

Trends (ACS 5-year, 2019–2023)

	Arapahoe County	Douglas County
Population	644,560 → 655,709 (+1.7%)	336,041 → 368,283 (+9.6%)
Median household income	$77,469 → $97,215 (+25.5%)	$119,730 → $145,737 (+21.7%)
Median home value	$358,200 → $526,000 (+46.8%)	$468,700 → $674,000 (+43.8%)
Median gross rent	$1,390 → $1,812 (+30.4%)	$1,725 → $2,095 (+21.4%)

Arapahoe County

Population

644,560655,709

Median household income

$77,469$97,215

Median home value

$358,200$526,000

Median gross rent

$1,390$1,812

Douglas County

Population

336,041368,283

Median household income

$119,730$145,737

Median home value

$468,700$674,000

Median gross rent

$1,725$2,095

Age & race/ethnicity

Age distribution (share)

	Arapahoe County	Douglas County
Under 5	5.8%	5.4%
5 to 17	17.1%	18.6%
18 to 24	8.1%	7.8%
25 to 34	15.6%	11.8%
35 to 44	14.9%	15.0%
45 to 54	12.8%	15.2%
55 to 64	11.7%	12.8%
65 to 74	8.8%	8.4%
75 and over	5.3%	5.0%

Race & ethnicity (share)

	Arapahoe County	Douglas County
White (non-Hispanic)	56.4%	78.3%
Black or African American	10.5%	1.3%
American Indian & Alaska Native	0.3%	0.2%
Asian	5.9%	5.5%
Native Hawaiian & Pacific Islander	0.3%	0.1%
Some other race	0.5%	0.4%
Two or more races	5.0%	4.3%
Hispanic or Latino	21.2%	9.9%

Educational attainment (age 25+)

Share of adults 25+

	Arapahoe County	Douglas County
No high school diploma	8.0%	2.0%
High school graduate	18.8%	11.6%
Some college or associate's	27.4%	25.5%
Bachelor's degree	28.2%	38.9%
Graduate or professional degree	17.5%	22.0%

Commute to work

How workers get to work (share)

	Arapahoe County	Douglas County
Drove alone	67.6%	64.4%
Carpooled	7.7%	5.3%
Public transit	2.8%	0.8%
Walked	1.5%	1.2%
Bicycle	0.3%	0.1%
Worked from home	18.6%	27.4%
Other means	1.5%	0.8%

Housing

Units in structure (share)

	Arapahoe County	Douglas County
1-unit, detached	56.3%	74.1%
1-unit, attached	10.5%	5.7%
2 to 4 units	3.7%	1.8%
5 to 19 units	13.9%	9.1%
20 or more units	14.6%	8.8%
Mobile home & other	0.9%	0.3%

Poverty & households

	Arapahoe County	Douglas County
Poverty rate	8.5%	3.2%
Average household size	2.56	2.70
Mean commute (minutes)	27	27
Median year structure built	1985	2001