Seminole County Florida (Historic Districts) has 5 places on the National Register of Historic Places including 1 place of Statewide significance. Significant places include Sanford Commercial District, Estes, R.W. Celery Company Precooler Historic District, Longwood Historic District, Nelson and Company Historic District and Sanford Residential Historic District.
The famous person Wheeler, Benjamin Franklin and Sr. is associated with one of more of the Seminole County historic places.
Some of the country's most noteable architects helped create the Seminole County places including Josiah B. Clouser. Prominent architectural styles found in Seminole Country are Bungalow/Craftsman, Classical Revival and Romanesque.