Trenton, a city and the county-seat of Grundy county, Missouri, U.S.A., on the E. fork of the Grand River, in the north central part of the state, about loo m. N.E. of Leavenworth. Pop. (1890), 5 0 39; (1900),5396, including 192 foreign-born and 200 negroes; (1910), 5656. It is served by the Chicago, Rock Island & Pacific (which has repair shops here) and the Quincy, Omaha & Kansas City railways. It has a picturesque situation, and is laid out over a high uneven bluff. The city is a trading centre for a prosperous farming region, and coal is mined in the vicinity. Trenton was platted in 1841, became the county-seat in the same year, and was incorporated as a town in 1857. In 1893 it received a city charter under a general state law. In1900-1903it was the seat of Ruskin College, an institution founded by Walter Vrooman (b. 1869), a native of Missouri, and the organizer of the Ruskin Hall Workingmen's College, Oxford, England. The college was removed to Glen Ellyn, Illinois, in 1903 and after 1906 to Ruskin, Florida.