About Northumberland County
Northumberland County is a county in Pennsylvania (PA) with a population of approximately 90,120 residents. The county seat is .
Northumberland County is one of the counties that make up Pennsylvania, providing local government services including law enforcement, property records, courts, and public infrastructure to its residents.
County Details
- County
- Northumberland County
- State
- Pennsylvania (PA)
- Population
- 90,120
- County Seat
Local Government
Northumberland County residents are served by county-level government that typically includes:
- County commission or board of supervisors — Elected officials responsible for county governance, budgets, and policy
- Sheriff's office — Provides law enforcement services throughout Northumberland County
- County clerk — Manages vital records, elections, and property records
- County courts — The judicial branch serving Northumberland County residents
- Tax assessor — Handles property tax assessments and collections
Getting Involved
Residents of Northumberland County can participate in local government by attending county commission meetings, voting in local elections, and contacting their county and state representatives. Find your elected officials by browsing the Pennsylvania representatives page.
Frequently Asked Questions
What is the population of Northumberland County?
Northumberland County has an approximate population of 90,120 residents.
What is the county seat of Northumberland County?
The county seat of Northumberland County is .
What state is Northumberland County in?
Northumberland County is located in Pennsylvania (PA).