According to census.gov, the total area in square miles of Hampshire County, West Virginia, is 644.62.
Coos County which occupies all of the northern New Hamshire Panhandle and is the largest County in area has a total area of 1,831 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).
New Hampshire is 9,350 square miles.
New Hampshire's area is 9,349.1 square miles.
The 45th US State in size, it covers 9,351 square miles.
Lycoming County with an area of 1,244 square miles.
It is Ware County with 903 square miles.
Shelby County with 755 square miles.
Jackson county is 100.6 square miles
Worcester County with 1,513 square miles.
Keweenaw County - 5,966 square miles.