Our Spacious
Floor Plans

Bedroom with bright windows at Altair At The Preserve in O'Fallon, Missouri
Kitchen with stylish hanging light with hardwood flooring at Altair At The Preserve in O'Fallon, Missouri
Living room with open view of kitchen at Altair At The Preserve in O'Fallon, Missouri

1, 2 & 3
Bedroom Apartments in O'Fallon

Thoughtfully designed floor plans sync with a cozy interior in every 1, 2 & 3 bedroom apartments at Altair At The Preserve. From the moment you open your front door, you’ll feel a sense of belonging. Regardless of your routine, this is a place that offers a comfy retreat from the busyness of your day-to-day life. Click through our collection of floor plans to find one that’s just right for you and your lifestyle.

Meaningful Moments
Made Here

Our smartly designed one, two, and three-bedroom apartment homes feature large kitchens and spacious living spaces. Altair at the Preserve gives you more than just space, it gives you premium interior finishes with quartz counters in kitchens and on oversized vanities, tile backsplashes brought to life with the undercabinet lighting, luxurious soaking tubs and double sized showers. Our pet-friendly community has everything you need to feel right at home.

Furnished living room at Altair At The Preserve in O'Fallon, Missouri

You Can Have It All
at Altair At The Preserve

Get in Touch
Resident couple drinking wine at O'Fallon, Missouri near Altair At The Preserve
Clubhouse with lavish hardwood flooring at Altair At The Preserve in O'Fallon, Missouri
Pet-friendly at Altair At The Preserve in O'Fallon, Missouri
Resident couple giving a pose near Altair At The Preserve in O'Fallon, Missouri