Demographics & People — Northumberland County, Pennsylvania

Population & Households

Population (official)91,340
Median Age44.50
Veterans6,261
Housing Units43,417
Uninsured1,118

Migration

Inflow79,754
Outflow79,776
Net-22
GrowingNo
Year2022-2023

Source: Census ACS 5-Year 2022. Official numbers: Census ACS 5-Year 2022 — county-level query.

Data provenance: aggregated from town-level sources, county.json. Rebuilt 2026-04-13T15:43:30.303859+00:00; aggregated 2026-04-13T16:08:25.403341+00:00.