Demographics & People — Lehigh County, Pennsylvania

Population & Households

Population (official)374,110
Median Age38.90
Veterans16,992
Housing Units149,876
Uninsured2,803

Migration

Inflow357,373
Outflow358,458
Net-1,085
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 2026-04-13T15:43:30.266357+00:00; aggregated 2026-04-13T16:08:25.366827+00:00.