Illinois
St. Louis Metro East
St. Clair

O’Fallon

O'Fallon is a city in , United States. The 2020 census listed the population at 32,289. The city is the second largest city in the region and .
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Photo: Rklawton, CC BY-SA 2.5.
  • Type: Town with 32,300 residents
  • Description: city in St. Clair County, Illinois, United States
  • Also known as: “O’Fallon, IL” and “O’Fallon, Illinois”

Places in the Area

Nearby places include Shiloh.

Town
is a in , , . The 2010 census recorded a population of 12,651. is located within the St. Louis metropolitan area… is situated 2½ miles south of O’Fallon.

O’Fallon

Latitude
38.5923° or 38° 35′ 32″ north
Longitude
-89.9112° or 89° 54′ 40″ west
Population
32,300
Elevation
548 feet (167 metres)
United Nations Location Code
US OFA
Open location code
86CGH3RQ+WG
Open­Street­Map ID
node 153617323
Open­Street­Map feature
place=­town
Geo­Names ID
4245926
Wiki­data ID
Q577960
This page is based on OpenStreetMap, GeoNames, Wikidata, Wikimedia Commons, and Wikipedia.
We’d love your help improving our open data sources. Thank you for contributing.

Satellite Map

Discover O’Fallon from above in high-definition satellite imagery.
© Stadia Maps, Airbus DS, CNES, PlanetObserver, and Copernicus

In Other Languages

From Afrikaans to Welsh—“O’Fallon” goes by many names.
  • Afrikaans: “O’Fallon”
  • Arabic: “أوفالون”
  • Basque: “O’Fallon”
  • Belarusian: “О’Фэлан”
  • Bengali: “ও’ফ্যালন”
  • Catalan: “O’Fallon”
  • Cebuano: “O’Fallon”
  • Chechen: “ОьФеллон”
  • Chinese: “O’Fallon”
  • Chinese: “奧法倫 (伊利諾伊州)”
  • Chinese: “奧法倫”
  • Croatian: “O’Fallon”
  • Danish: “O’Fallon”
  • Dutch: “O’Fallon”
  • French: “O’Fallon”
  • German: “O’Fallon”
  • Gilaki: “اوفالن (ايلينؤی)”
  • Gilaki: “اوفالن”
  • Haitian: “O’Fallon, Ilinwa”
  • Haitian: “O’Fallon”
  • Hebrew: “או’פאלון”
  • Ido: “O’Fallon, Illinois”
  • Ido: “O’Fallon”
  • Irish: “O’Fallon”
  • Italian: “O’Fallon”
  • Japanese: “オファロン”
  • Ladin: “O’Fallon”
  • Luxembourgish: “O’Fallon”
  • Mazanderani: “اوفالون (ایلینوی)”
  • Mazanderani: “اوفالون”
  • Min Nan Chinese: “O’Fallon”
  • Newari: “ओ’फलोन (इलियोनोई)”
  • Newari: “ओ’फलोन, इलियोनोई”
  • Newari: “ओ’फलोन”
  • Norwegian Bokmål: “O’Fallon”
  • Norwegian: “O’Fallon”
  • Persian: “اوفالون، ایلینوی”
  • Persian: “اوفالون”
  • Polish: “O’Fallon”
  • Portuguese: “O’Fallon”
  • Russian: “О’Фаллон”
  • Serbian: “О’Фалон”
  • Serbo-Croatian: “O’Fallon, Illinois”
  • Serbo-Croatian: “O’Fallon”
  • South Azerbaijani: “اوفالون، ایلینوی”
  • Spanish: “O’Fallon, Illinois”
  • Spanish: “O’Fallon”
  • Swedish: “O’Fallon, Illinois”
  • Swedish: “O’Fallon”
  • Tatar: “ОьФеллон”
  • Turkish: “O’Fallon, Illinois”
  • Turkish: “O’Fallon”
  • Ukrainian: “О’Феллон”
  • Urdu: “او فالن، الینوائے”
  • Urdu: “او فالن”
  • Uzbek: “O’Fallon”
  • Uzbek: “О’Фаллон”
  • Vietnamese: “O’Fallon, Illinois”
  • Vietnamese: “O’Fallon”
  • Volapük: “O’Fallon”
  • Waray (Philippines): “O’Fallon, Illinois”
  • Waray (Philippines): “O’Fallon”
  • Welsh: “O’Fallon, Illinois”
  • Welsh: “O’Fallon”

Places with the Same Name

Discover other places named “O’Fallon”.

Localities in the Area

Explore places such as Petersburg and Glenview.

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About Mapcarta. Data © OpenStreetMap contributors and available under the Open Database License". Text is available under the CC BY-SA 4.0 license, except for photos, directions, and the map. Description text is based on the Wikipedia page “O’Fallon”. Photo: Rklawton, CC BY-SA 2.5.