The famous person Johann Frederick Leyendecker is associated with one of more of the Colorado County historic places.
Some of the country's most noteable architects helped create the Colorado County places including Mosher Steel & Machinery, Nicholas J. Clayton, et al. Austin Bridge Co., C. L. Miller, Eugene T. Heiner, Albert Dietrich Heitman, T.W. Folts, Andrew and Sons Wirtz and Charles H. Page. Prominent architectural styles found in Colorado Country are Greek Revival, Late Victorian and Classical Revival.