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  • I purchased a 2015 mazda 6 with Alex wildste. He is a great person and very enthusiastic. Not only did he help me make the purchase he also bought us pizza. Great guy and great place to purchase your first car. Thank you Alex.
    -Cullen Jarvis on Auffenberg Mazda Facebook
  • I have been with the Auffenberg Mazda family since 1999 & couldn't be happier with the service I receive each time I have my car serviced. Dave Alvarez & his team are very knowledgeable & attentive to my car's service. I highly recommend Mazda's Service Department & trust them completely with my car!
  • Just purchased the 2015 Mazda 3. Alex Wiltse was an amazing sales person! He was very helpful and explained everything thoroughly. Thanks!!
    -Brandy Kassa on Auffenberg Mazda Facebook
  • I just bought a Mazda CX-5 the other night from Jason Hall. The service my husband and I received far exceeded the service I have received else where. The car was flawless and everything was done quickly and professionally. Will be going back in the future.
    -Jessicka Miller on Auffenberg Mazda Facebook
  • Jon Ballas did a wonderful job getting us the price we wanted on our new Mazda CX-5. Thank you!
    -Sherry Wibben on Auffenberg Mazda Facebook
  • I always get great service at Auffenberg Mazda. Dave, the service manager, takes great care to ensure my Mazda is well taken care of.
  • Exceptional service. Customers are treated very well. I would recommend this dealership to anyone! See sales representative Jason Hall - fair and professional!
    -Jennifer Benz-Jankowski on Auffenberg Mazda Facebook
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Used Car / Truck: 2008 Ford Explorer
2008 Ford Explorer


Used Car / Truck: 2014 Ford F-150
2014 Ford F-150


Used Car / Truck: 2013 Kia Soul
2013 Kia Soul


Used Car / Truck: 2012 Kia Forte
2012 Kia Forte


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For many years, Auffenberg Mazda has been a trusted member of the O'Fallon community. We strive to provide a fast, attentive, and honest experience to every customer, every time. We also serve neighboring areas with great Mazda deals, including Belleville IL and St. Louis MO. “If you are in O’Fallon or St. Louis, come by and check out the new 2016 Mazda6. Our well laid-out lot includes dozens of new Mazda vehicles in many colors, trims, and body styles. Auffenberg Mazda's knowledgeable staff can answer your questions, or you can browse our online inventory of new Mazda models including:

2014 Models: 2015 Models:
2014 Mazda3 2015 Mazda6
2015 Mazda CX-5

Auffenberg Mazda is proud to have a huge selection of used and pre-owned vehicles for O'Fallon customers to test drive. Even a used Mazda offers high-tech innovations, top safety features, and available amenities jam-packed into the luxury the Mazda nameplate holds. Mazda's lineup has something for everyone, from performance to affordability to fuel efficiency. For buyers looking for true value, a used Mazda is a perfect choice. Take a look at our pre-owned Mazda specials to find the right Mazda to fit your needs. Whether you are looking for a used car under $10,000 or a certified pre-owned vehicle that looks and feels like new, Auffenberg Mazda is the place to find it.

Auffenberg Mazda offers other services to O'Fallon, as well. We have some of the most experienced Mazda auto service technicians in the O'Fallon area. Our technicians take the time to offer customer service that is unmatched and we take great pride in knowing that our Auffenberg Mazda customers will be safe and back on the road fast. In addition, our on-site car financing department offers personal service to meet the needs of our O'Fallon Mazda drivers. Call or visit us today and have all of your automotive needs met. Ask your O'Fallon friends and neighbors and they will tell you, Auffenberg Mazda is the friendly Mazda dealer for your next car buying experience.

At Auffenberg Mazda, it is easy to drive better for less!

Thanks for visiting our web page and please don't hesitate to visit our showroom located at

1690 New Car Drive, O'Fallon, IL

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O'Fallon IL, Belleville IL, St. Louis, MO.
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Phone: 618-589-2476
Dealer Information

Auffenberg Mazda
1690 New Car Drive, O'Fallon, IL