New Franklin is a city in Howard County, Missouri, United States. The population was 1,145 at the 2000 census. It is part of the Columbia, Missouri Metropolitan Statistical Area. New Franklin is located at 39°0′58″N 92°44′18″W (39.016071, -92.738308). According to the United States Census Bureau, the city has a total area of 1.3 square miles (3.4 km²), all of it land.