Hillsborough County, Florida, USA - 1,266 square miles.
There are two counties in the United States known as Hillsborough. Hillsborough County, Florida covers a total area of 1,266.22 square miles (3,279 square kilometers); and Hillsborough County, New Hampshire covers a total area of 892 square miles (2,310 square kilometers).
Hillsborough County, FL is 1,266 sq miles (3,279 km²).
Putnam County, Florida has a total area of 827 square miles.
The largest county in Florida by area is Palm Beach County, at 2,578 square miles.
Miami-Dade County, Florida is Florida's third largest county in terms of land area, with 1,946 square miles.
Orange County, California, USA - 948 square miles.
Palm Beach County is the largest county in Florida and, according the U.S. Census Bureau, measures 2,386 square miles (6,181 km²).
32 square miles.
Jacksonville is 885 square miles.
Palm Beach County: 2,034 square miles.
Palm Beach, Florida, USA - 10.4 square miles.
Palm Beach County is the largest county in the state of Florida. It is 2,034 square miles in area. Miami Dade county has the largest population for a county in Florida.