Mercer County Map
The County of Mercer is located in the State of Pennsylvania. Find directions to Mercer County, browse local businesses, landmarks, get current traffic estimates, road conditions, and more. According to the 2020 US Census the Mercer County population is estimated at 108,545 people. The Mercer County time zone is Eastern Daylight Time which is 5 hours behind Coordinated Universal Time (UTC).
Nearby counties include Mahoning County, Trumbull County, Butler County, Crawford County, Lawrence County, Venango County.
Top cities include Hermitage, Sharon, Greenville, Farrell, Sharpsville