What is the fifth largest city in the US by land mass?

Land mass is defined as the geographical area of a region, so in this sense, land mass is just a synonym for area. The fifth largest city by land mass (area) in the United States is Jacksonville, Florida. Jacksonville has an area of 874.3 sq mi or 2264.5 km2. Jacksonville is also the largest American city by land mass that is not in Alaska. The four larger cities are (from 1st to 4th) Yakutat City, Sitka, Juneau and Anchorage, all four in Alaska.