Ralls County Courthouse and Jail-Sheriff's House

Ralls County Courthouse and Jail-Sheriff's House is a historic courthouse, jail and sheriff's residence located at New London, Ralls County, Missouri. The courthouse was built in 1858 and is a two-story, T-shaped, Greek Revival style limestone building. An addition was constructed in 1936. It has a two-story, tetrastyle full-width portico topped by an unusually tall cupola. The Jail-Sheriff's House is a two-story, T-shaped limestone building with a one-story frame addition.

It was listed on the National Register of Historic Places in 1972.