Prehistoric cultural affiliation(s) include Paleo-Indian, Archaic and Austin & Toyah dating back to 6999 BC.
The famous person N.J. Badu is associated with one of more of the Llano County historic places.
Some of the country's most noteable architects helped create the Llano County places including F.B. & W.S. Hull, A.O. Watson C.H. and John Goodman. Prominent architectural styles found in Llano Country are Italianate, Mission/Spanish Revival and Moderne.