The famous person James Newell is associated with one of more of the Black Hawk County historic places.
Some of the country's most noteable architects helped create the Black Hawk County places including John Solomon Jr. Bartley, John G. Ralston, Tom McDonald, W. A. Fulkerson, James Newell, J. E. Robinson, Cedar Falls Construction Co. and Hallett & Rawson. Prominent architectural styles found in Black Hawk Country are Classical Revival, Early Commercial and Late Gothic Revival.