Market insights · Florida
Nassau County, FL: growth, migration and housing
Nassau County has 106,879 residents, up 17.4% since 2020 (+2.3% in the last year). In 2022–2023, 4,291 households moved in and 3,008 moved out (+1,283 net), bringing in a net $386.0M of income. Median household income is $89,804, the median home $382,800 and median rent $1,526 a month.
In Florida: 11th of 67 counties for 5-year population growth · 8th of 67 counties for net in-migration (per resident) · 4th of 67 counties for median household income · 14th of 67 counties for median home value.
Where new residents came from
Top counties by households (tax returns) moving to Nassau County, 2022–2023 (IRS).
| From | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Duval County, FL | 1,077 | $78.8M |
| Camden County, GA | 133 | $6.8M |
| Clay County, FL | 107 | $7.2M |
| St. Johns County, FL | 105 | $9.8M |
| Broward County, FL | 51 | $7.7M |
| Palm Beach County, FL | 49 | $6.4M |
| Charlton County, GA | 48 | $2.3M |
| San Diego County, CA | 41 | $5.1M |
Where leavers went
Top counties by households leaving Nassau County, 2022–2023 (IRS).
| To | Households (tax returns) | Their income (AGI) |
|---|---|---|
| Duval County, FL | 815 | $42.5M |
| Camden County, GA | 177 | $11.6M |
| Clay County, FL | 79 | $4.0M |
| Charlton County, GA | 63 | $3.1M |
| St. Johns County, FL | 59 | $5.3M |
| Hillsborough County, FL | 33 | $4.0M |
| Orange County, FL | 30 | $4.3M |
| Baker County, FL | 26 | $1.4M |
BizyFi in Nassau County
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Sources: U.S. Census Bureau population estimates (vintage 2025), American Community Survey 5-year (2024), and IRS Statistics of Income county-to-county migration data (2022–2023). Migration counts are tax returns (roughly households) moving between U.S. counties; the IRS suppresses very small flows. Growth rates, per-1,000 figures, rent share and state ranks are BizyFi calculations. Data updated 2026-10-17. This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.