Vandalia, Illinois
Vandalia | |
|---|---|
| Motto: "Oldest Existing Illinois Capital City" | |
Location of Vandalia in Fayette County, Illinois. | |
Location of Illinois in the United States | |
| Coordinates: 38°58′31″N 89°06′42″W / 38.97528°N 89.11167°W | |
| Country | United States |
| State | Illinois |
| County | Fayette |
| Townships | Vandalia, Bear Grove, Sharon |
| Founded | 1819 |
| Government | |
| • Mayor | Ricky J. Gottman |
| Area | |
• Total | 8.16 sq mi (21.14 km2) |
| • Land | 8.15 sq mi (21.10 km2) |
| • Water | 0.02 sq mi (0.04 km2) |
| Elevation | 518 ft (158 m) |
| Population (2020) | |
• Total | 7,458 |
| • Density | 915.43/sq mi (353.46/km2) |
| Time zone | UTC−6 (CST) |
| • Summer (DST) | UTC−5 (CDT) |
| ZIP Code | 62471 |
| Area code | 618 |
| FIPS code | 17-77317 |
| GNIS feature ID | 2397119 |
| Website | vandaliaillinois |
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Vandalia is a city in and the county seat of Fayette County, Illinois, United States. At the 2020 Census, the population was 7,458. The city is on the Kaskaskia River and in the early 19th century, Vandalia became the western terminus of the National Road (the first federal road) from the East Coast. The city is 60 miles (97 km) northeast of the Greater St. Louis area. Vandalia 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. Since 1933, the Vandalia State House State Historic Site preserves and interprets the State House capital building and grounds, originally constructed in 1836.