Vandalia Flag

Vandalia

County Seat:
No
Area (mi²):
12.341
State:
Ohio

Vandalia is a city located in Montgomery County, Ohio. Vandalia has a 2026 population of 15,013. Vandalia is currently growing at a rate of 0.2% annually but its population has decreased by -1.18% since the most recent census, which recorded a population of 15,193 in 2020.

15K
Total Population
1,216
Density (mi²)
30 0.2%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)