Duval County

Duval County, Florida
Seal of Duval County, Florida
Map of Florida highlighting Duval County
Location in the state of Florida
Map of the U.S. highlighting Florida
Florida's location in the U.S.
Seat Jacksonville
Area
 - Total
 - Land
 - Water

918 sq mi (2,378 km²)
774 sq mi (2,005 km²)
145 sq mi (376 km²), 15.74%
PopulationEst.
 - (2008)
 - Density

850,962
1,028/sq mi (397/km²)
Founded August 12, 1822
Website coj.net