Vandalia
A city in Fayette County, Illinois — population 6,662 as of 2020.
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Today
84°F
Chance Showers And Thunderstorms then Sunny16% precip
Tonight
60°F
Mostly Clear1% precip
Sunday
82°F
Sunny
Sunday Night
58°F
Partly Cloudy
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Vandalia by the numbers
Population
6,662Population figure, 2020
Households & income
- Area
- 8.15 sq mi (21.1 km²), 0.02 sq mi water
- Median age
- 43.9
- Households
- 2,094
- Persons per household
- 2.3
- Median household income
- $45,469
- Median house value
- $98,500
Municipal office
- Office
- CITY CLERK
- Address
- 431 W GALLATIN ST, VANDALIA, IL 62471