The Mansion Steakhouse in O'fallon IL, 62269 Logo

New Website Coming Soon!

The Mansion is having a special Mother's Day brunch.

Please contact the restaurant for reservations and more information

1680 Mansion Way

O'fallon, IL 62269



New Dining Hours!

Tuesday - Thursday 5pm - 9pm

Friday - Saturday 5pm - 10pm


The Mansion is located just minutes from downtown St Louis, in historic O'Fallon, IL


For information or reservations please contact us at (618) 624-0629