A city and the county-seat of Livingston county, Missouri, U.S.A., situated in the N. part of the state, on the Grand river, about So m. N.E. of Kansas City. Pop. (1890) 5717; (1900) 6905, of whom 538 were negroes. It is served by the Chicago, Milwaukee & St Paul, the Wabash, and the Chicago, Burlington & Quincy railways. There are various manufactures. Coal and limestone are found in the vicinity, and much live stock is raised, wool and hides being shipped from Chillicothe. Chillicothe was settled about 1830, and the town was laid out in 1837 on land granted directly by the Federal government; it was incorporated in 1855