In 2019, Arapahoe County, CO had a population of 657k people with a median age of 36.7 and a median household income of $82,710. Between 2018 and 2019 the population of Arapahoe County, CO grew from 651,215 to 656,590, a 0.825% increase and its median household income grew from $76,768 to $82,710, a 7.74% increase.
The 5 largest ethnic groups in Arapahoe County, CO are White (Non-Hispanic) (59.2%), White (Hispanic) (11.9%), Black or African American (Non-Hispanic) (10.8%), Asian (Non-Hispanic) (6.07%), and Other (Hispanic) (5.35%). 24.3% of the households in Arapahoe County, CO speak a non-English language at home as their primary language.
92% of the residents in Arapahoe County, CO are U.S. citizens.
The largest universities in Arapahoe County, CO are Colorado State University-Global Campus (3,607 degrees awarded in 2020), Arapahoe Community College (1,517 degrees), and American Sentinel University (957 degrees).
In 2019, the median property value in Arapahoe County, CO was $410,500, and the homeownership rate was 65.5%. Most people in Arapahoe County, CO drove alone to work, and the average commute time was 26.6 minutes. The average car ownership in Arapahoe County, CO was 2 cars per household.
Arapahoe County, CO borders Adams County, CO, Denver County, CO, Douglas County, CO, Elbert County, CO, Jefferson County, CO, Lincoln County, CO, and Washington County, CO.