For Sale By Owner Homes in O Fallon, MO

2 for-sale-by-owner (FSBO) homes listed directly by owners in O Fallon, MO.

• $339,900
  12 S Kern Dr
  3 bd · 4 ba · 1,226 sqft
• $415,000
  556 Boulder River Dr
  3 bd · 2 ba · 1,761 sqft