Nassau County is a county located in the state of Florida. Based on the 2010 census, the
population was 73,314. Nassau County was
created on December 29, 1824 from Duval County. The county
seat is Fernandina
Beach. This county is named for the Duchy of Nassau in
Germany.
Nassau County is part of the Jacksonville, FL Metropolitan Statistical Area.
This county is named for the Duchy of Nassau in Germany.
County QuickFacts: CensusBureau Quick Facts
Nassau County was created in 1824. The county is named for the Duchy of Nassau in Germany.
As reported by the Census Bureau, the county has a total area of 1,880 km2 (726 sq mi). 1,688 km2 (652 sq mi) of it is land and 192 km2 (74 sq mi) of it is water, much of it in the Atlantic Ocean. The total area is 10.24% water.
Nassau county is located in north Florida. Fernandina Beach is located on Amelia Island, the county's one inhabited island.
Bordering counties are as follows: