Population
106,879
2025
+17.4% since 2020
Source: U.S. Census Bureau, Population Estimates Program (Vintage 2025), 2025. Resident population, July 1 estimate.
Nassau County, FL: population growth, jobs and income
Nassau County gained 2,387 residents between 2024 and 2025 (+2.3%).
Nassau County had an estimated 106,879 residents in 2025, up 17.4% (15,839 more people) since 2020. That is faster than Florida as a whole (+8.7%), and the 11th fastest growth of 67 counties in Florida.
Data as of 2025 · updated
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In the Nassau County report
One-time $99 PDF: everything on this page for Nassau County, ranked against Florida and the U.S., plus these figures that are not on the free page:
- Median gross rent$1,526/mo2020–24
- Vacant homes, incl. seasonal and second homes12.8%2020–24
- New homes permitted, last 12 months8952025-10/2026-09
- Rent growth, 5 yearsIn the report
- Permits in 5+ unit buildingsIn the report
- IRS income moving in (net AGI)In the report
- Neighbouring-county comparison tableIn 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
+2,578
2025
24.1 per 1,000 residents
+16,789 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
3.9%
2025
+0.9 pts since 2019
Source: U.S. Bureau of Labor Statistics, Local Area Unemployment Statistics, 2025. Annual average unemployment rate.
New homes permitted
1,060
2025
−42.9% since 2021
9.9 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
$89,804
2020–24
+23.0% 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
21,651
2023
+17.0% 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 2,578 people in 2025: more people moved in from other U.S. counties than moved out.
Private employers had 21,651 paid employees in mid-March 2023, +17.0% since 2018 (County Business Patterns).
Unemployment averaged 3.9% in 2025, 0.9 points higher than in 2019 (before the pandemic).
Builders were authorized to start 1,060 new homes in 2025, or 9.9 per 1,000 residents.
Median household income was $89,804 in the 2020–24 American Community Survey, +23.0% since 2016–20.
Across the 3,107 U.S. counties with a comparable estimate, its population growth ranks 59th.
Part of the Jacksonville, FL metro area.
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Email me when Nassau County gets new Census numbers: population, building permits, jobs and income. About 4 emails a year, one click to stop.
Nassau County population by year
| Year | Population | Change |
|---|---|---|
| 2025 | 106,879 | +2,387 |
| 2024 | 104,492 | +2,867 |
| 2023 | 101,625 | +3,727 |
| 2022 | 97,898 | +3,465 |
| 2021 | 94,433 | +3,393 |
| 2020 | 91,040 | – |
Census Bureau population estimates, July 1 of each year.
What drove the change in Nassau County
Nassau County grew by 15,839 people since 2020; the largest part came from domestic migration (+16,789).
| Component | 2025 | 2020–25 | Share |
|---|---|---|---|
| Natural changebirths minus deaths | −148 | −1,275 | |
| International migrationfrom and to other countries | −35 | +195 | |
| Domestic migrationfrom and to other U.S. counties | +2,578 | +16,789 | |
| Census adjustmentbalancing residual | −8 | +130 | |
| Total change | +2,387 | +15,839 |
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 Florida | Among U.S. counties |
|---|---|---|
| Population growth | 11th of 67 | 59th of 3,107 |
| Net domestic migration per 1,000 residents | 12th of 67 | 70th of 3,108 |
| Private-sector job growth | 23rd of 67 | 303rd of 3,092 |
| Median household income | 4th of 67 | 307th of 3,107 |
| Lowest unemployment rate | 11th of 67 | 1,385th of 3,108 |
| New homes permitted per 1,000 residents | 19th of 67 | 143rd 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 Nassau County, FL 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. Pay once, no subscription.
Add 2 neighbouring counties for $50: the Duval County and Camden County reports too, $149 for all 3.
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Neighbouring counties
Nassau County grew faster than all 4 of its neighbouring counties (+17.4%, 2020–25).
Its median household income ($89,804, 2020–24) is higher than in all 4 of its neighbouring counties.
| County | Population2025 | Population change2020–25 | Net domestic migration per 1,000 residents2025 | Homes permitted per 1,000 residents2025 | Median household income2020–24 |
|---|---|---|---|---|---|
| Nassau County, FL This county | 106,879 | +17.4% | 24.1 | 9.9 | $89,804 |
| Duval County, FL | 1,062,963 | +6.5% | 0.1 | 5.7 | $71,277 |
| Charlton County, GA | 13,121 | +4.7% | 9.9 | 3.1 | $61,276 |
| Camden County, GA | 60,143 | +9.5% | 12.7 | 7.4 | $74,378 |
| Baker County, FL | 29,737 | +5.8% | 5.2 | 4.1 | $79,836 |
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.
Questions
Is Nassau County growing?
Yes. Its population grew 17.4% between 2020 and 2025, about 15,839 more people (Census Bureau population estimates). Florida as a whole changed +8.7% over the same years. That ranks 11th of 67 counties in Florida for population growth.
How many people moved to Nassau County?
On net, about 2,578 people in 2025: that many more moved in from other U.S. counties than moved out (Census Bureau net domestic migration estimate).
What is the unemployment rate in Nassau County?
It averaged 3.9% in 2025 (BLS Local Area Unemployment Statistics, annual average).
What is the population of Nassau County?
About 106,879 people, according to the U.S. Census Bureau's population estimate for July 1, 2025.
How many jobs are in Nassau County?
Private employers there had 21,651 paid employees in mid-March 2023, +17.0% since 2018 (Census Bureau County Business Patterns; government jobs and the self-employed are not counted).
What Beacon CRE covers in Florida
Map, parcel and listing layers cover North and South Carolina only for now. This page and the other Florida county pages carry the public federal growth figures.
Nassau County data alerts
Email me when Nassau 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.