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County · Pennsylvania

Lehigh County

385,655Population
3.0 %Change since 2020
3,631Net migration
4.6 %Unemployment rate

Facts

Population
385,655 (2024)
Change since 2020
3.0 %
Net migration
3,631 (2023)
Unemployment rate
4.6 % (2025)
Population base, April 2020
374,552 (2020)
Births
3,818 (2023)
Births per 1,000 residents, 2023
9.9
Deaths
3,533 (2023)
Deaths per 1,000 residents, 2023
9.2
Natural change, 2023
285
International migration
4,277 (2023)
Domestic migration
-646 (2023)
Net migration per 1,000, 2023
9.4
Postal code
PA
FIPS code
42077

Sources: US Census Bureau — Population Estimates, Bureau of Labor Statistics — LAUS

Unemployment rate, annual average

199020254.65.1
PeriodValue
20254.6 %
20244.1 %
20234.1 %
20224.3 %
20216.5 %
20209.6 %
20194.6 %
20184.9 %
20175.2 %
20165.4 %
20155.5 %
20146.2 %

Population estimates, 2020–2024

20202024385.7K374.5K
PeriodValue
2024385,655
2023380,872
2022377,019
2021375,922
2020374,493