Northumberland County Map
The County of Northumberland is located in the State of Pennsylvania. Find directions to Northumberland County, browse local businesses, landmarks, get current traffic estimates, road conditions, and more. According to the 2020 US Census the Northumberland County population is estimated at 90,258 people. The Northumberland County time zone is Eastern Daylight Time which is 5 hours behind Coordinated Universal Time (UTC).
Nearby counties include Columbia County, Dauphin County, Juniata County, Lycoming County, Montour County, Perry County, Schuylkill County, Snyder County, Union County.
Top cities include Coal Township, Sunbury, Shamokin, Milton, Mount Carmel