| Name | Northumberland County |
| State | Pennsylvania |
| FIPS Code | 42097 |
| County Seat | Sunbury |
| Timezone | Eastern Standard Time (EST) |
| Population (2022) | 94,441 |
| Population Growth Rate(2000-2022) | -3.05% |
| Majority Ethnicity | White 96.76% |
| Public School Majority Ethnicity | White 80% |
| Partisan Voting Index | Republican:+19 |
| Unemployment Rate (January 2025) | 3.7% |
| Area Code(s) | 272 / 570 |
| Race/Ethnicity | Percentage of Population (2022) |
|---|---|
| White | 96.76% |
| African American | 2.76% |
| Hispanic | 0.06% |
| Asian | 0.39% |
| Native American | 0.02% |
| Hawaiin/Pacific Islander | 0.02% |
| Race/Ethnicity | Percentage of Public School Students (2023) |
|---|---|
| White | 79.79% |
| African American | 3.49% |
| Hispanic | 11.54% |
| Asian | 0.39% |
| Native American | 0.21% |
| Hawaiin/Pacific Islander | 0.02% |