The United States is 2,800 miles across from its eastern seaboard to its western coast. However, if the U.S. is measured from eastern Maine to Hawaii, it is a distance 5,100 miles.
The U.S. is home to 12,383 miles of coastline, with 6,640 miles of coastline in Alaska alone. In terms of size, the U.S. ranks number four in the world. The geographic center of the country is located in Butte County, South Dakota.
The U.S. and Canadian border stretches for 5,527 miles, while the U.S. and Mexican border is 2,013 miles long. The northernmost point in the U.S. is located 1,300 miles from the North Pole at Point Barrow, Alaska.