Cities / Missouri / O'Fallon

O'Fallon, MO

93,801 people

Right Now

Weather

77°F

Clear

Today: Mostly Sunny, high 82°F

Air Quality (PM2.5, Saint Louis)

Good

Nearest reporting area, 12.3 mi away. Preliminary and may be revised. Source: EPA AirNow.

Active Weather Alerts

Nearest Major Airport

STL

18 mi — St. Louis Lambert International Airport

Population & People

Population

93,801

Median age

38.4

Median household income

$110,443

Poverty rate

5.4%

Unemployment rate

2.7%

Bachelor's degree+

43.3%

Avg. commute

21 min

Hispanic or Latino

5.5%

Source: U.S. Census Bureau, American Community Survey.

Housing & Rent

Median home value

$326,200

Median gross rent

$1,443/mo

Homeownership rate

81.02%

HUD FMR — 2 bedroom

$1,218

HUD Fair Market Rent (Lincoln County, 22 mi from O'Fallon), 2026. Efficiency $955, 1BR $995, 2BR $1218, 3BR $1568, 4BR $1812. This is a different official figure from Census median gross rent above.

Energy

Missouri commercial electricity

10.63¢/kWh

Missouri industrial electricity

8.38¢/kWh

Missouri residential electricity

13.49¢/kWh

Economy

Gross Domestic Product: All Industry Total

468469.7

Real Gross Domestic Product: All Industry Total

357965.8

All-Transactions House Price Index for Missouri

567.45

Unemployment Rate

3.7%

Source: FRED, Missouri-specific series.

Nearby Airports

STL

St. Louis Lambert International Airport

18 mi away

MCI

Kansas City International Airport

218 mi away

IND

Indianapolis International Airport

244 mi away

Sources & Data: National Weather Service (weather, alerts), EPA AirNow (air quality), U.S. Census Bureau (population, housing), HUD (Fair Market Rent), U.S. Energy Information Administration (Missouri energy prices), Federal Reserve Bank of St. Louis (Missouri economic indicators), OurAirports (airport directory).