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County Information



Some of the cities, towns, and places in De Kalb County are Alta Vista, Amity, Cameron, Clarksdale, Fairport, Fordham, Maysville, Oak, Orchid, Osborn, Santa Rosa, Stewartsville, Union Star, Weatherby, Wood

De Kalb County  Image

DeKalb County is a county located in the northwest portion of the U.S. state of Missouri. As of the 2020 census, the population was 11,029. Its county seat is Maysville. The county was organized February 25, 1845 and named for General Johann de Kalb, Baron de Kalb, of the Revolutionary War. DeKalb County is part of the St. Joseph, MO-KS Metropolitan Statistical Area, which is also included in the Kansas City-Overland Park-Kansas City, MO-KS Combined Statistical Area.