There are 279 Jails & Prisons in Missouri, serving a population of 6,075,300 people in an area of 68,729 square miles. There is 1 Jail & Prison per 21,775 people, and 1 Jail & Prison per 246 square miles.
The state of Missouri is ranked 18th in Jails & Prisons per capita, and 24th in Jails & Prisons per square mile.