Mexican Restaurants in O'Fallon, MO

Mexican in O'Fallon at a glance

• Mexican is the 5th largest food category in O'Fallon, after pizza and bars.
• Its 6.1% share compares with 7.6% across the 506 cities in this guide, close to the national pattern.
• Of the 18 listed below, 10 are independent and 8 belong to chains; 17 list a website.

Mexican Restaurants in O'Fallon

• Casa Tequila Cantina & Grill
  Restaurant · Mexican · Chain · 905 Caledonia Dr
• Chipotle Mexican Grill
  Restaurant · Mexican · Chain · 112 Laura K Dr
• Dos Primos Mexican Restaurant
  Restaurant · Mexican · 624 N Main St
• El Azteca
  Restaurant · Mexican · Chain · 4265 Keaton Crossing Blvd
• El Maguey
  Restaurant · Mexican · Chain · 2737 State Hwy K
• El Mezon
  Restaurant · Mexican · 2175 W Terra Ln
• El Tio Pepe Mexican Restaurant
  Restaurant · Mexican · 315 W Terra Ln
• Las Margaritas
  Restaurant · Mexican · 1165 Technology Dr
• Qdoba Mexican Grill
  Restaurant · Mexican · Chain · 1290 State Hwy K O' Fallon
• Tacos 4 Life
  Restaurant · Mexican · Chain · 2998 Highway K
• Jose'peños Mexican Restaurant
  Restaurant · Mexican · 973 Waterbury Falls Dr
• Street Tacos Los Cuñados
  Restaurant · Mexican · 2412 Highway K
• Jack in the Box
  Restaurant · Mexican · Chain · 910 Bryan Rd
• Apostle Street Tacos & Brewery
  Restaurant · Mexican · 111 N Main St.
• La Chata
  Restaurant · Mexican · 2027 Highway K
• Mi Mexico lindo
  Restaurant · Mexican · 2449 State Hwy K
• Qdoba Mexican Grill
  Restaurant · Mexican · Chain
• Las Maria’s
  Restaurant · Mexican · 8600 Veterans Memorial Pkwy

Mexican elsewhere in Missouri

Among the Missouri cities in this guide, the most mexican listings are in Kansas City (157), St. Louis (86), Springfield (81), Columbia (43), Independence (36) and Lee's Summit (28).

Run a mexican spot in O'Fallon?

You share this list with 17 other mexican listings. The ones guests reorder from are the ones that are easy to order from directly. Servestack gives you your own ordering site with zero commission, and Studio designs the menu, flyers and posts to go with it. Run your numbers with the commission savings calculator.

Place data from the Overture Maps Foundation (overturemaps.org), which includes data from Meta, Microsoft and Foursquare, used under the CDLA Permissive 2.0 and Apache 2.0 licenses. Restaurants open, close and move; check with the restaurant before you go. Data refreshed 2026-10-11.