Nassau County
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- Population
- 97,859
- Area
- 648.68 sq mi (1,680.08 km²), 77.24 sq mi water
- Median age
- 46.5
- Households
- 39,307
- Persons per household
- 2.5
- Median household income
- $89,804
- Median house value
- $382,800
Demographics: 2020–2024 ACS
Nassau County is a charming coastal haven in northeast Florida, offering a delightful mix of historic charm and natural beauty. Nestled near the Jacksonville metropolitan area, it balances city conveniences with scenic escapes. The county boasts a rich history, and Fernandina Beach, its county seat, is known for its Victorian-era architecture. Nature lovers will find plenty to explore, thanks to the Atlantic Ocean gracing its shores and lush parks scattered throughout the region. Whether you crave water activities or prefer to explore untouched natural areas, Nassau County has something for everyone.
Cities & Towns in Nassau County
Local News
Notice of Solicitation Opening
SOLICITATION OPENING FOR NC26-012-ITB KITCHEN EQUIPMENT PREVENTATIVE MAINTENANCE SERVICES

Nassau County Schools investigating ‘racially offensive behavior’ at volleyball match
A parent said Fernandina Beach students held up a Black baby doll and made racial slurs, chants and gestures.

First Coast to commemorate 25th anniversary of 9/11 attacks
9/11 will be remembered with ceremonies and service projects from Green Cove Springs to Nassau County.
Notice of Evaluation Meeting
EVALUATION MEETING FOR NC26-011-RFP SR 200 MEDIAN LANDSCAPE MANANGEMENT & IRRIGATION MAINTENANCE
Notice of Gathering
TO ATTEND THE RIBBON CUTTING FOR THE WESTSIDE REGIONAL PARK PLAYGROUND