Population
324,411
2025
+3.7% since 2020
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025), 2025. Resident population, July 1 estimate.
Northampton County, PA: population growth, jobs and income
Northampton County gained 1,326 residents between 2024 and 2025 (+0.4%).
Northampton County had an estimated 324,411 residents in 2025, up 3.7% (11,602 more people) since 2020. That is faster than Pennsylvania as a whole (+0.5%), and the 4th fastest growth of 67 counties in Pennsylvania.
Data as of 2025 · updated
Data file: the tables in CSV and Excel, no PDF. 3 counties: adds Bucks County and Lehigh County.
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In the Northampton County report
One-time $99 PDF: everything on this page for Northampton County plus 15 more figures, ranked against Pennsylvania and the U.S. Three of the 15, free:
- Median gross rent$1,395/mo2020–24
- Vacant homes, incl. seasonal and second homes5.3%2020–24
- New homes permitted, last 12 months628Oct 2025 – Sep 2026
- Rent growth, 5 yearsIn the report
- Permits in 5+ unit buildingsIn the report
- IRS income moving in (net AGI)In the report
- IRS net movers: people, households and rateIn the report
- Households and housing unitsIn the report
- Homes built since 2010, share of all homesIn the report
- Private business establishmentsIn the report
- Residents who moved in; 3-year net migration rateIn the report
What's inside: 5 pages
- 1 Summary, headline numbers and ranks (free preview)
- 2 Ranks and the neighbouring-county table
- 3 Migration, with IRS mover and income flows
- 4 Rent, vacant homes, permits and employers
- 5 Every source and the methods
Headline numbers
Net domestic migration
+1,089
2025
3.4 per 1,000 residents
+10,212 in total, 2021–2025
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025), 2025. People moving in from other U.S. counties minus people moving out.
Unemployment rate
4.3%
2025
−0.2 pts since 2019
Source: U.S. Bureau of Labor Statistics, Local Area Unemployment Statistics, 2025. Annual average unemployment rate.
New homes permitted (calendar 2025)
1,050
2025
−15.9% since 2021
3.2 per 1,000 residents
Source: U.S. Census Bureau, Building Permits Survey, 2025. Housing units authorized by building permits in the year.
Median household income
$89,184
2020–24
+22.0% since 2016–20
Source: U.S. Census Bureau, American Community Survey 5-year estimates, 2020–24. American Community Survey 5-year estimate.
Private-sector employment
121,192
2023
+8.7% since 2018
Source: U.S. Census Bureau, County Business Patterns, 2023. Paid employees of private employers in mid-March (County Business Patterns).
What the numbers say
Net domestic migration added 1,089 people in 2025: more people moved in from other U.S. counties than moved out. Counting international arrivals, net migration was about +1,692.
Private employers had 121,192 paid employees in mid-March 2023, +8.7% since 2018 (County Business Patterns).
Unemployment averaged 4.3% in 2025, 0.2 points lower than in 2019 (before the pandemic).
Builders were authorized to start 1,050 new homes in 2025, or 3.2 per 1,000 residents.
Median household income was $89,184 in the 2020–24 American Community Survey, +22.0% since 2016–20.
Across the 3,107 U.S. counties with a comparable estimate, its population growth ranks 817th.
Part of the Allentown-Bethlehem-Easton, PA-NJ metro area.
Get Northampton County’s next numbers by email
Email me when Northampton County gets new Census numbers: population, building permits, jobs and income. About 4 emails a year, one click to stop.
Northampton County population by year
| Year | Population | Change |
|---|---|---|
| 2025 | 324,411 | +1,326 |
| 2024 | 323,085 | +2,092 |
| 2023 | 320,993 | +2,870 |
| 2022 | 318,123 | −111 |
| 2021 | 318,234 | +5,425 |
| 2020 | 312,809 | – |
Census Bureau population estimates, July 1 of each year.
What drove the change in Northampton County
Northampton County grew by 11,602 people since 2020; the largest part came from domestic migration (+10,212).
| Component | 2025 | 2020–25 | Share |
|---|---|---|---|
| Natural changebirths minus deaths | −373 | −2,733 | |
| International migrationfrom and to other countries | +603 | +4,576 | |
| Domestic migrationfrom and to other U.S. counties | +1,089 | +10,212 | |
| Census adjustmentbalancing residual | +7 | −453 | |
| Total change | +1,326 | +11,602 |
Census Bureau population estimates, components of change, each year July 1 to June 30. The components add up to the change in the estimate; the Census adjustment is the small balancing figure the Bureau publishes.
How it ranks
| Measure | In Pennsylvania | Among U.S. counties |
|---|---|---|
| Population growth | 4th of 67 | 817th of 3,107 |
| Net domestic migration per 1,000 residents | 23rd of 67 | 1,323rd of 3,108 |
| Private-sector job growth | 5th of 67 | 810th of 3,092 |
| Median household income | 6th of 67 | 320th of 3,107 |
| Lowest unemployment rate | 24th of 67 | 1,945th of 3,108 |
| New homes permitted per 1,000 residents | 6th of 67 | 1,042nd of 3,005 |
1st = highest (lowest for unemployment). Counties are ranked only against others with a figure for the same period.
Get the county report — $99
The County Growth and Demographics Report for Northampton County, PA as a PDF, from federal data: population and migration, housing and rents, permits, private employers and jobs, unemployment, ranks in the state and the country, and neighbouring counties, with a source next to every number. It has everything on this page plus 15 more figures for Northampton County, ranked against Pennsylvania and the U.S. Pay once, no subscription.
Add 2 neighbouring counties for $50: the Bucks County and Lehigh County reports too, $149 for all 3.
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Neighbouring counties
Northampton County grew faster than all 5 of its neighbouring counties (+3.7%, 2020–25).
2 of its 5 neighbouring counties had a higher median household income than Northampton County's $89,184 (2020–24).
| County | Population2025 | Population change2020–25 | Net domestic migration per 1,000 residents2025 | Homes permitted per 1,000 residents2025 | Median household income2020–24 |
|---|---|---|---|---|---|
| Northampton County, PA This county | 324,411 | +3.7% | 3.4 | 3.2 | $89,184 |
| Lehigh County, PA | 384,383 | +2.7% | −1.8 | 1.0 | $80,079 |
| Monroe County, PA | 167,179 | −0.7% | 3.4 | 1.5 | $83,565 |
| Carbon County, PA | 65,868 | +1.7% | 7.1 | 3.0 | $67,554 |
| Warren County, NJ | 112,953 | +3.2% | 3.6 | 3.0 | $100,869 |
| Bucks County, PA | 647,828 | +0.3% | −1.1 | 1.2 | $114,764 |
Census Bureau population estimates and building permits, American Community Survey 5-year income. Rates per 1,000 residents. – means no figure, or a base too small for a change or rate (it would swing on a few people). A figure from another period shows its year and is left out of the comparison.
Compare side by side:
Questions
Is Northampton County growing?
Yes. Its population grew 3.7% between 2020 and 2025, about 11,602 more people (Census Bureau population estimates). Most recently, between 2024 and 2025 it gained 1,326 residents (+0.4%). Pennsylvania as a whole changed +0.5% over the same years. That ranks 4th of 67 counties in Pennsylvania for population growth.
How many people moved to Northampton County?
On net, about 1,089 people in 2025: that many more moved in from other U.S. counties than moved out (Census Bureau net domestic migration estimate). Counting international arrivals, net migration was about +1,692.
What is the unemployment rate in Northampton County?
It averaged 4.3% in 2025 (BLS Local Area Unemployment Statistics, annual average).
What is the population of Northampton County?
About 324,411 people, according to the U.S. Census Bureau's population estimate for July 1, 2025.
How many jobs are in Northampton County?
Private employers there had 121,192 paid employees in mid-March 2023, +8.7% since 2018 (Census Bureau County Business Patterns; government jobs and the self-employed are not counted).
What Beacon CRE covers in Pennsylvania
Map, parcel and listing layers cover North and South Carolina only for now. This page and the other Pennsylvania county pages carry the public federal growth figures.
Northampton County data alerts
Email me when Northampton County gets new Census numbers: population, building permits, jobs and income. About 4 emails a year, one click to stop.
Sources and method
- U.S. Census Bureau, Population Estimates Program (Vintage 2025)
- U.S. Bureau of Labor Statistics, Local Area Unemployment Statistics
- U.S. Census Bureau, Building Permits Survey
- U.S. Census Bureau, American Community Survey 5-year estimates
- U.S. Census Bureau, County Business Patterns
Each number shows its own period. Changes compare the latest period with five years earlier (or the earliest period available). Beacon CRE last refreshed these figures on 2026-11-05. Figures come from public federal statistics and are informational only, not investment advice. Check the source before relying on a number. Methodology: how we compute every number. More on every layer: data sources and licences.
Jobs outside North and South Carolina use County Business Patterns (paid private-sector employees in mid-March); wages and government jobs are not included.