Prehistoric cultural affiliation(s) include Late Archaic dating back to 4999 BC.
Many famous people are associated with these De Kalb County historic places including Dr. Thornwall Jacobs, Asa G. Candler Jr., Robert A. Alston, Charles W. et al Smith, William T. Gentry and Mary Gay.
Some of the country's most noteable architects helped create the De Kalb County places including Roy Blass, Morris Beckman, Frederick Law Olmsted, Neel Reid, Morgan and Dillon, Henry Hornbostel, Arthur Neal Robinson, Charles W. Jr. Leavitt, Farnell Blair Co. and Wilson A. Gosnell. Prominent architectural styles found in De Kalb Country are Colonial Revival, Bungalow/Craftsman and Late 19th And 20th Century Revivals.