Caruthersville Traffic Court is Division II of the circuit court of Pemiscot County in the Thirty-Fourth Judicial Circuit of the Missouri Circuit court system. Misdemeanor, felony and traffic cases are heard in this court.

The Diane Sayre Recreation center is close to 38,000 square feet in size and houses within it an indoor Olympic size swimming pool, gymnasium, two racquetball courts, four tennis courts, weight room, indoor track, locker rooms, sauna, activity room, meeting room and kitchen. The historic Caruthersville Water tower was built around 1903 and is sometimes called the Lighthouse by residents because of its unusual shape for a water tower, a straight column. It is listed on the National Register of Historic Places. Although no longer in use it still is a symbol of the city.