Center is a city in Ralls County, Missouri, United States.

[5] The community was so named on account of its location near the county's geographical center.

[5] St. Paul Catholic Church was listed on the National Register of Historic Places in 1979.

[6] Center is located on Missouri Route 19 approximately six miles east of the Clarence Cannon Dam on the Salt River and Mark Twain Lake.

[7] The stream, Jug Run, flows past just south of the city.

[8] According to the United States Census Bureau, the city has a total area of 0.40 square miles (1.04 km2), all land.

30.6% of all households were made up of individuals, and 20.5% had someone living alone who was 65 years of age or older.

29.5% of all households were made up of individuals, and 16.3% had someone living alone who was 65 years of age or older.