Homes under $500K in O Fallon, IL

52 for sale · 155 homes listed · Updated September 25, 2026 · Page 2 of 4

• 305 spruce street, O Fallon 62269 $239,900 · 4 bd · 2 ba · 1,619 sqft
• 485 bandmour place, O Fallon 62269 $339,000 · 3 bd · 3 ba · 2,480 sqft
• 914 reiss road, O Fallon 62269 Pending $334,900 · 4 bd · 3 ba · 2,520 sqft
• 319 south cherry street, O Fallon 62269 Pending $175,000 · 4 bd · 3 ba · 1,804 sqft
• 745 erika street, O Fallon 62269 Pending $229,900 · 3 bd · 4 ba · 2,106 sqft
• 1253 tanglewood trace, O Fallon 62269 Pending $409,000 · 4 bd · 3 ba · 3,797 sqft
• 1224 clarendon drive, O Fallon 62269 Pending $419,900 · 4 bd · 4 ba · 2,880 sqft
• 807 estate drive, O Fallon 62269 Pending $140,000 · 3 bd · 1 ba · 936 sqft
• 717 st nicholas drive, O Fallon 62269 Pending $385,000 · 4 bd · 4 ba · 2,786 sqft
• 204 west state street, O Fallon 62269 Pending $332,500 · 3 bd · 3 ba · 1,600 sqft
• 1516 english pine, O Fallon 62269 Pending $205,000 · 2 bd · 2 ba · 1,000 sqft
• 715 north lincoln avenue, O Fallon 62269 Pending $330,000 · 3 bd · 2 ba · 1,929 sqft
• 809 reiss road, O Fallon 62269 Pending $325,000 · 4 bd · 3 ba · 2,407 sqft
• 608 south augusta street, O Fallon 62269 Pending $225,000 · 3 bd · 2 ba · 1,224 sqft
• 519 east washington street, O Fallon 62269 Pending $150,000 · 3 bd · 1 ba · 1,014 sqft
• 205 wellesley drive, O Fallon 62269 Pending $209,900 · 3 bd · 2 ba · 1,189 sqft
• 616 dustin lane, O Fallon 62269 Pending $498,800 · 4 bd · 4 ba · 4,013 sqft
• 1006 coachlight road, O Fallon 62269 Pending $499,000 · 4 bd · 4 ba · 3,920 sqft
• 213 evergreen drive, O Fallon 62269 Pending $295,000 · 3 bd · 2 ba · 1,832 sqft
• 407 fontainebleau, O Fallon 62269 Pending $328,800 · 3 bd · 2 ba · 2,320 sqft
• 114 central avenue, O Fallon 62269 Pending $265,000 · 3 bd · 2 ba · 1,502 sqft
• 1584 sinking springs drive, O Fallon 62269 Pending $440,000 · 3 bd · 3 ba · 1,976 sqft
• 1319 illini drive, O Fallon 62269 Pending $325,000 · 4 bd · 4 ba · 3,212 sqft
• 1441 arley hill drive, O Fallon 62269 Pending $399,900 · 3 bd · 3 ba · 2,363 sqft
• 1444 victoria square court, O Fallon 62269 Pending $399,900 · 3 bd · 2 ba · 2,086 sqft
• 928 brookdale court, O Fallon 62269 Pending $340,000 · 4 bd · 3 ba · 2,458 sqft
• 419 north cedar street, O Fallon 62269 Pending $155,000 · 2 bd · 1 ba · 956 sqft
• 939 dunberry drive, O Fallon 62269 Pending $349,900 · 4 bd · 3 ba · 2,840 sqft
• 401 wiegerstown road, O Fallon 62269 Pending $475,000 · 4 bd · 4 ba · 3,050 sqft
• 166 hodgens mill lane, O Fallon 62269 Pending $384,000 · 3 bd · 3 ba · 2,483 sqft
• 1465 schwarz meadow drive, O Fallon 62269 Pending $355,000 · 3 bd · 4 ba · 2,132 sqft
• 646 rain hollow drive, O Fallon 62269 Pending $90,000 · 3 bd · 2 ba · 1,204 sqft
• 604 west jefferson street, O Fallon 62269 Pending $54,000 · 3 bd · 2 ba · 975 sqft
• 209 east 3rd street, O Fallon 62269 Pending $199,900 · 2 bd · 1 ba · 1,485 sqft
• 625 monarch drive, O Fallon 62269 Pending $465,000 · 4 bd · 3 ba · 2,795 sqft
• 222 shoreline drive 1, O Fallon 62269 Pending $122,500 · 2 bd · 1 ba · 1,240 sqft
• 108 west brittany lane, O Fallon 62269 Pending $429,000 · 4 bd · 3 ba · 5,392 sqft
• 309 joy drive, O Fallon 62269 Pending $105,500 · 3 bd · 2 ba · 1,048 sqft
• 505 north lincoln avenue, O Fallon 62269 Pending $235,000 · 2 bd · 1 ba · 1,336 sqft
• 415 west 3rd street, O Fallon 62269 Active Under Contract $320,000 · 4 bd · 2 ba · 2,200 sqft
• 109 sherryl court, O Fallon 62269 Active Under Contract $415,000 · 4 bd · 3 ba · 3,048 sqft
• 1223 ole town bridge drive, O Fallon 62269 Active Under Contract $495,000 · 5 bd · 3 ba · 2,930 sqft
• 932 carr street, O Fallon 62269 Active Under Contract $265,000 · 4 bd · 3 ba · 1,838 sqft
• 1675 lakepointe estates drive, O Fallon 62269 Active Under Contract $365,000 · 3 bd · 3 ba · 2,646 sqft
• 22 brandonwood drive, O Fallon 62269 Active Under Contract $389,900 · 5 bd · 3 ba · 2,970 sqft
• 1120 red hawk ridge lane, O Fallon 62269 Active Under Contract $458,900 · 4 bd · 3 ba · 2,801 sqft
• 418 east adams street, O Fallon 62269 Active Under Contract $174,600 · 2 bd · 1 ba · 1,036 sqft
• 512 mercer court, O Fallon 62269 Active Under Contract $400,000 · 5 bd · 4 ba · 3,300 sqft
• 813 meadowlark drive, O Fallon 62269 Active Under Contract $400,000 · 4 bd · 3 ba · 2,950 sqft
• 608 willowbrook way, O Fallon 62269 Active Under Contract $447,900 · 4 bd · 3 ba · 2,699 sqft