Arapahoe County Map
The County of Arapahoe is located in the State of Colorado. Find directions to Arapahoe County, browse local businesses, landmarks, get current traffic estimates, road conditions, and more. According to the 2020 US Census the Arapahoe County population is estimated at 657,452 people. The Arapahoe County time zone is Mountain Daylight Time which is 7 hours behind Coordinated Universal Time (UTC).
Nearby counties include Adams County, Douglas County, Elbert County, Jefferson County, Lincoln County, Washington County.
Top cities include Aurora, Centennial, Littleton, Englewood, Greenwood Village