Arapahoe County CO Information


Arapahoe County Subdivisions

Arapahoe County CO Data & Demographics (As of July 1, 2015)


Total Population 603,699
Population in Households 598,704
Population in Familes 482,018
Population in Group Qrtrs 4,995
Population Density1 756
Diversity Index2 64


Total Households 236,320
Average Household Size 2.53
Family Households 153,590
Average Family Size 3


Total Housing Units 249,612 (100%)
Owner Occupied HU 142,262 (57.0%)
Renter Occupied HU 94,058 (37.7%)
Vacant Housing Units 13,292 ( 5.3%)
Median Home Value $284,479
Average Home Value $350,324


Median Household Income $62,991
Average Household Income $87,713
Per Capita Income $34,480
  (Compound Annual Growth Rates)


2010-2015 2015-2020
Population 1.03% 1.43%
Households 1.02% 1.45%
Families 0.95% 1.41%
Median Household Income   3.45%
Per Capita Income   2.34%
1) Population Density = Total Population per square mile.
2) The Diversity Index is a scale of 0 to 100 that represents the likelyhood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.
Based on Census 2010 counts, the Diversity Index for the United States was 60.6 and it is expected to increase to 64.8 by July 1, 2018.


Arapahoe County CO - Peer Comparisons by Rank and Percentile

The table below compares Arapahoe County to the other 64 counties and county equivalents in Colorado by rank and percentile using July 1, 2015 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 3 97th
Population Density1 # 3 97th
Diversity Index2 # 17 75th
Median Household Income # 13 81st
Per Capita Income # 15 78th

Additional comparisons and rankings can be made with a VERY EASY TO USE Colorado Census Data Comparison Tool.