The largest state in the United States, in terms of area, is Alaska. It has an area of 1,717,854 km2 (663,267 mi2). Alaska is also the least densely populated state in the US, with an estimated population of 731,545 as of 2020.
The largest state in terms of area in the United States is Alaska. It is around 17 times bigger than Virginia, the state with the smallest land area. Alaska has a total area of 663,267 square miles.