Arapahoe County, Colorado is the state’s first county and the third largest with a total population of 631,096 and unincorporated population of 83,764. The County spans 805 square miles and is a land of contrast. The western part of the county is mostly urban with residential, retail, office and industrial areas, while the eastern portion is relatively rural. Arapahoe County has one of the lowest mill levies in the Front Range. 

Arapahoe County delivers reliable, timely and accessible county services that ensure a positive customer experience. 

Citizens rely heavily on their county government to maintain accurate property and motor vehicle records, manage the jail and provide resources for those in need. We strive for customer service excellence by taking time to understand the customer perspective and identify ways we can improve their experience. 

Arapahoe County, Colorado is the state’s first county and the third largest with a total population of 631,096 and unincorporated population of 83,764. The County spans 805 square miles and is a land of contrast. The western part of the county is mostly urban with residential, retail, office and industrial areas, while the eastern portion is relatively rural. Arapahoe County has one of the lowest mill levies in the Front Range. 

Blue Roots Denver is Denver's own LOCAL Blues Jazz Funk & Soul radio show on 104.7fm every Saturday 5-7pm hosted by James Speiser

Blue Roots Denver is Denver's own LOCAL Blues Jazz Funk & Soul radio show on 104.7fm every Saturday 5-7pm hosted by James Speiser

The Platte-to-Park Hill storm drainage proposal was conceived as 100-year flood protection for development along the I-70 corridor, which has been dubbed the Mayor’s “Corridor of Opportunity.” In particular, planned development by the city, CDOT and RTD is intersected by two major Denver drainage basins.