Vandalia, Illinois

Vandalia
Motto: 
"Oldest Existing Illinois Capital City"
Location of Vandalia in Fayette County, Illinois.
Location of Vandalia in Fayette County, Illinois.
Location of Illinois in the United States
Location of Illinois in the United States
Coordinates: 38°58′31″N 89°06′42″W / 38.97528°N 89.11167°W / 38.97528; -89.11167[1]
Country United States
State Illinois
CountyFayette
TownshipsVandalia, Bear Grove, Sharon
Founded1819
Government
 • MayorRicky J. Gottman
Area
 • Total
8.16 sq mi (21.14 km2)
 • Land8.15 sq mi (21.10 km2)
 • Water0.02 sq mi (0.04 km2)
Elevation518 ft (158 m)
Population
 (2020)
 • Total
7,458
 • Density915.43/sq mi (353.46/km2)
Time zoneUTC−6 (CST)
 • Summer (DST)UTC−5 (CDT)
ZIP Code
62471
Area code618
FIPS code17-77317
GNIS feature ID2397119[1]
Websitevandaliaillinois.com

Vandalia is a city in and the county seat of Fayette County, Illinois, United States.[3] At the 2020 Census, the population was 7,458. Vandalia is on the Kaskaskia River, and 60 miles (97 km) northeast of the St. Louis area. The city served as the state capital of Illinois from 1819 until 1839, when the seat of state government moved closer to the center of the state in Springfield. In the early 19th century, Vandalia became the western terminus of the National Road from the East Coast. Since 1933, the Vandalia State House State Historic Site preserves and interprets the State House capital building and grounds, originally constructed in 1836.

  1. ^ a b c U.S. Geological Survey Geographic Names Information System: Vandalia, Illinois
  2. ^ "2020 U.S. Gazetteer Files". United States Census Bureau. Retrieved March 15, 2022.
  3. ^ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.