Vandalia, Ohio Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates
The population of Vandalia, Ohio is 15,100 as of the 2023 American Community Survey, making it the 119th-largest city in Ohio. The median household income is $76,290, the median home value is $186,500, and the median age is 40.9.
The population has declined 1.6% since 2010 (15,260 → 15,013).
15,100
Population
1224
People / sq mi
$76,290
Median Income
$186,500
Median Home Value
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Vandalia covers 12.3 sq mi of land at 1224 people per square mile.
About Vandalia, OH
Vandalia stands apart on settlement density — it is among the most sparsely settled of US cities, at roughly 1,224 people per square mile. With 15,100 residents, Vandalia is a city in Ohio.
Household earnings are middling, with a median of $76,290 — near the US median of $78,538. Poverty runs at 7.5%, below the national 12.4%. Homes are comparatively cheap — a median value of $186,500, with typical rent around $863.
Degree attainment is mid-range for US cities: 26.3% of adults hold a four-year degree, below the national 35.0%. Remote work is on the lower side here, at 8.1%, below the national 14.0%, and the average commute runs about 21 minutes each way.
Vandalia city Population History (2010-2024)
The city of Vandalia city had a population of 15,260 in 2010 and 15,013 in 2024, a -1.6% growth over 14 years. The peak was 15,260 in 2010. Average annual growth rate: -0.12%.
15,013
Population (2024)
15,260
Population (2010)
15,260
Peak (2010)
-0.12%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 15,260 |
| 2011 | 15,222 |
| 2012 | 15,198 |
| 2013 | 15,170 |
| 2014 | 15,120 |
| 2015 | 15,087 |
| 2016 | 15,065 |
| 2017 | 15,042 |
| 2018 | 15,026 |
| 2019 | 14,997 |
| 2020 | 15,193 |
| 2021 | 15,130 |
| 2022 | 15,015 |
| 2023 | 14,983 |
| 2024 | 15,013 |
Race & Ethnicity
| White | 85.0% |
| Black or African American | 5.8% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.0% |
| Two or More Races | 0.0% |
Economy & Income
$76,290
Median Household Income
$42,747
Per Capita Income
7.5%
Poverty Rate
2.6%
Unemployment Rate
Housing
$186,500
Median Home Value
$863
Median Rent
61.9%
Owner-Occupied
Education
94.3%
High School+
26.3%
Bachelor's+
Commute
0.0%
Drive Alone
82.0%
Public Transit
8.1%
Work From Home
21.1 min
Avg Commute
Community Profile
17.6%
Foreign Born
96.1%
Non-English at Home
7.8%
Veterans
13.9%
With Disability
94.3%
Health Insurance
95.0%
Internet Access
Employment by Industry
| Professional, Scientific & Management | 21.0% |
| Manufacturing | 13.6% |
| Finance, Insurance & Real Estate | 12.3% |
| Education, Health Care & Social Services | 11.0% |
| Retail Trade | 7.5% |
| Construction | 7.0% |
| Public Administration | 4.7% |
| Information | 4.4% |
| Arts, Entertainment & Food Services | 4.1% |
| Transportation & Warehousing | 0.5% |
Largest cities in Ohio
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City rankings
Frequently Asked Questions
Vandalia, Ohio has a population of 15,100 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 119th-largest city in Ohio.
The median household income in Vandalia, Ohio is $76,290, with 7.5% of residents living below the federal poverty level.
The median home value in Vandalia, Ohio is $186,500, with median monthly rent at $863 and a homeownership rate of 61.9%.
The median age in Vandalia, Ohio is 40.9 years. The population is 48.9% male and 51.1% female.
The population has declined 1.6% since 2010 (15,260 → 15,013).
Vandalia city, OH Climate
Vandalia city, OH has an average annual temperature of 11°C (52°F) and receives about 986 mm of precipitation per year. The warmest month is July and the coldest is January. Figures are 1970–2000 climate normals.
11°C
Avg Temp
986
Precip (mm/yr)
Jul
Hottest Month
Jan
Coldest Month
| Month | Avg (°C/°F) | Precip |
|---|---|---|
| January | -3° / 26° | 60 mm |
| February | -1° / 30° | 56 mm |
| March | 5° / 40° | 84 mm |
| April | 10° / 51° | 99 mm |
| May | 16° / 62° | 107 mm |
| June | 21° / 70° | 98 mm |
| July | 24° / 74° | 99 mm |
| August | 23° / 73° | 88 mm |
| September | 19° / 66° | 69 mm |
| October | 12° / 54° | 69 mm |
| November | 6° / 43° | 82 mm |
| December | 0° / 32° | 75 mm |
1970–2000 normals from WorldClim 2.1 (~9 km grid). Precipitation can be less precise near mountains or coastlines, where rainfall varies sharply over short distances.
Best time to visit Vandalia city, OH
The most comfortable months to visit Vandalia city, OH are typically June, September and August, when temperatures are mildest and rainfall is relatively low. The hottest month is July (around 30°C high). The coldest is January (near -7°C low). May is usually the wettest month.
Where to stay near Vandalia
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Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.