Warrenton, the county seat of Warren County, was incorporated as a town in 1810. The town is listed on the Register of Historic Districts with many historic structures, including the entire downtown district and homes along Main Street. The town square is filled with antique shops, gift shops and restaurants. Warrenton is home to the Annual Sportsman's Festival and other special events held throughout the year.

Warren County is full of history with a number of historic homes and places of interest. The Warren County Chamber of Commerce/Welcome Center is located in the historic East Warrenton Depot. The Museum of Cultural History, located in the same facility, includes items significant to Warren County history. Adjacent to the Chamber of Commerce is the historic Knox Theater, which is currently being restored.