Lenght of the United States is 2,800 miles wide when measured horizontally from the eastern seaboard to the west coast (West Quoddy Head in the east to Point Arena in West) and 1,582 miles from north to south. Only Russia, Canada, and China are wider than the United States.

How wide is the US in miles?

From the west coast to the east coast of the United States, it is approximately 3,000 miles across.

How far is it from coast to coast in the United States?

Depending on your route, the coast-to-coast drive across America ranges in distance from approximately 2,500 to 3,500 miles. If you're prepared to clock eight-plus hours behind the wheel per day, the shortest route should takes four days and the longest six.