Demographics & People — Northumberland, Pennsylvania
Population Overview
| Population (Census) | 3,874 |
|---|
| Estimated 2026 | ~3,800 |
|---|
| Median Age | 41.0 |
|---|
| Total Households | 1,776 |
|---|
| Family Households | 1,124 |
|---|
| Average Household Size | 2.16 |
|---|
| Diversity Index | N/A (N/A) |
|---|
Race & Ethnicity
| White | 3,493 |
|---|
| Black or African American | 172 |
|---|
| Asian | 0 |
|---|
| Hispanic or Latino | 170 |
|---|
Heritage & Ancestry
| Group | Count |
|---|
| German | 1,527 |
| Unclassified or not reported | 1,223 |
| Irish | 345 |
| English | 300 |
| American | 271 |
| Other groups | 250 |
| Polish | 199 |
| Dutch | 145 |
| Italian | 118 |
| Hispanic: Hispanic or Latino | 108 |
Language
| English Only | 3,579 |
|---|
| Spanish | 31 |
|---|
| Population 5+ | 3,715 |
|---|
Veterans
| Veterans | 159 |
|---|
| Population 18+ | 3,012 |
|---|
Source: Census ACS 5-Year 2023; Census ACS 5-Year 2023, Table B01003; Census ACS 5-Year 2023, B19013. Data for Northumberland, Pennsylvania.
