Residences designed to make the everyday extraordinary.


Since 1988, Bax Custom Homes has been providing high value homes to the discerning buyer in the greater St. Louis area. Bax homes can be found in Whitmoor, The Bluffs, Lake St. Louis, Bear Creek, and West County. The current subdivision being developed by Bax Custom Homes is Castle Rock in the St. Paul/O'Fallon area.


St. Paul's Premier Subdivision


Castle Rock has a minimum of 2,600 sq. feet ranch on the main floor
and 3,400 sq. feet on 1.5 story homes.



  • 3+ Acre Homesites

  • Bluff Views, Woods, Ponds

  • Walkout + Level Available

  • Future County Park across road


Castle Rock Covenants

Download Castle Rock Subdivision Map & Info

Underground utilities to include

  • Cuivre River Electric

  • Spire Natural Gas

  • Charter Spectrum

  • CenturyLink

Living it up in Castle Rock.


You can see our homes in Stone Castle, Whitmoor, Bear Creek, The Bluffs and Lake St. Louis. At Castle Rock, we believe in cutting no corners while creating a discrete neighborhood – it should seamlessly meld into its surroundings. That's why we chose this location in St. Paul, MO just off Highway 79 with easy access to Highway 70.