About This Place
New London is a city in Ralls County, Missouri, United States located at the intersection of US Route 61 and Missouri Route 19. The population was 1,001 at the 2000 census. It is the county seat of Ralls County.
New London is part of the Hannibal Micropolitan Statistical Area.
New London is located at 39°35′7″N 91°23′57″W / 39.58528°N 91.39917°W / 39.58528; -91.39917 (39.585206, -91.399143). According to the United States Census Bureau, the city has a total area of 0.7 square miles (1.8 km²), all of it land.