Several famous people are associated with these Marion County historic places including Warren G. Harding, Warren Gamaliel Harding and George W. King.
Some of the country's most noteable architects helped create the Marion County places including Henry Horbostel, John Eberson, Wrought Iron Bridge Co., D.W. Gibbs, W.C. Whitehead, Joseph Carabelli, Wilson Eyre, William Earl Russ, D.W. & Co. Gibbs and John W. Uncafer. Prominent architectural styles found in Marion Country are Classical Revival, Gothic and Italian Villa.