Delaware County Map
The County of Delaware is located in the State of Pennsylvania. Find directions to Delaware County, browse local businesses, landmarks, get current traffic estimates, road conditions, and more. According to the 2020 US Census the Delaware County population is estimated at 566,753 people. The Delaware County time zone is Eastern Daylight Time which is 5 hours behind Coordinated Universal Time (UTC).
Nearby counties include New Castle County, Gloucester County, Chester County, Montgomery County, Philadelphia County.
Top cities include Chester, Radnor Township, Marple Township, Nether Providence Township, Yeadon