Jackson’s Relocation Services calls Sedalia, Missouri, home. We’re in good company, too. Sedalia also is the site of the Missouri State Fair and Scott Joplin Ragtime Festival. Our population of 21,400 occupies roughly 13 square miles, but we sure know how to have big-sized fun here. By comparison, St. Louis, Missouri, houses 311,400 people on 66 square miles. Kansas City, Missouri, sprawls across 319 square miles and has 481,420 inhabitants. When your interstate move brings you to the Show Me State, you’ll find plenty of family-focused fun to enjoy in and around Sedalia. Jackson’s Relocation Services has been in business for nearly.