Garret County, MD: 656 sq miles (1,699 km²)
Garrett County is approximately 656 square miles in size.
There are 2,569 square miles in Lincoln County, Nevada.
The smallest county in Texas is Rockwall County, which is about 147 square miles in size.
Jackson County in Florida covers approximately 917 square miles.
Loudoun County, Virginia has a land area of approximately 520 square miles.
Travis County, Texas covers approximately 1,023 square miles.
Jackson County in Florida covers approximately 917 square miles.
Onondaga County, NY is 806 square miles.
Marquette County, Michigan is 3,425 square miles.
Darlington County, SC is 567 square miles.
Hennepin County, Minnesota is 606 square miles.
The smallest county in Texas is Rockwall County, which is about 147 square miles in size.
There are 2,569 square miles in Lincoln County, Nevada.
Tillamook County, Oregon is 1,133 square miles.
Fulton County, GA's area is 534.75 square miles.
Baldwin County, AL's area is 2,027 square miles.
Loudoun County, Virginia has a land area of approximately 520 square miles.
Fayette County, Tennessee is 706 square miles.