Neighborhood

Everything You Need, Right Outside Your Doorstep in O'Fallon, MO

Discover the Best of O'Fallon Right Outside Your Door


Experience the perfect balance of convenience, recreation, and modern living at Altair at the Preserve. Ideally located on Mastercard Boulevard, our community offers quick access to Highway 40/64 and I-70, making commuting throughout the St. Louis metro area simple and efficient.


Enjoy being just minutes from premier shopping destinations, local restaurants, grocery stores, and everyday conveniences. Spend your weekends exploring nearby parks, walking trails, golf courses, and beautiful green spaces, or take advantage of the area's growing entertainment scene with breweries, family attractions, and community events just around the corner.


For professionals, Altair at the Preserve is proud to be a Preferred Employer Community for Mastercard, offering an unbeatable location just moments from campus and exclusive benefits for eligible employees.


Whether you're commuting to work, enjoying the outdoors, or discovering everything O'Fallon has to offer, you'll love calling Altair at the Preserve home.