Vandalia State House State Historic Site
315 West Gallatin Street
Vandalia, IL 62471
+1 618 283 1161
Established in 1836, the Vandalia State House was one of the four capitol buildings of Illinois. Drawing inspiration from Federal style of architecture. Stretching to almost an acre (0.4 hectare) of landscaped area, the Vandalia State House is located in Fayette County. The historic building was deemed a part of the US National Register of Historic Places.