Lookout Mountain is a city entirely within Walker County, Georgia, United States.

[4] According to the United States Census Bureau, the city has a total area of 2.7 square miles (6.9 km2), all of it land.

As of the 2020 United States census, there were 1,641 people, 612 households, and 465 families residing in the city.

24.8% of all households were made up of individuals, and 11.8% had someone living alone who was 65 years of age or older.

The college became infamous for Mark David Chapman, the assassin of John Lennon, who briefly attended in the early 1970s.