What is the largest U.S. city in land area? October 6, 2011 by Pamela Landy · Filed Under: Statistics It is not New York, Chicago, or Los Angeles. It is Juneau, Alaska, which covers 3,108 square miles. Los Angeles, in contrast, covers only 458.2 square miles. Related PostsWho first sighted the land that became New York City?What part of the brain is Broca’s area?What is the highest natural elevation in the New York metropolitan area?What was the first spacecraft to land on the moon?Which U.S. state is known as the Land of Steady Habits?