Overview

Northumberland County administers local government services for residents and communities in central Pennsylvania. Its offices handle tax assessment and elections, while courts and public safety agencies support the justice system and emergency response. The county also runs health and human service programs for children, older adults and people with behavioral health or developmental needs, alongside planning and conservation work. An elected Board of Commissioners directs county operations, funded through taxes, intergovernmental revenue and service charges. Established in 1772, the county has its administration center in Sunbury, Pennsylvania.