Homes under $500K in O Fallon, IL

53 for sale · 208 homes listed · Updated September 27, 2026 · Page 4 of 5

• 212 ashurst lane, O Fallon 62269 Off market since Sep 2026 $459,000 · 3 bd · 2 ba · 1,755 sqft
• 6992 milburn estates drive, O Fallon 62269 Off market since Sep 2026 $485,000 · 4 bd · 3 ba · 2,624 sqft
• 1805 creekview drive, O Fallon 62269 Off market since Sep 2026 $92,000 · 2 bd · 2 ba · 1,056 sqft
• 506 east washington street, O Fallon 62269 Off market since Sep 2026 $289,900 · 4 bd · 3 ba · 1,569 sqft
• 442 schwarz road, O Fallon 62269 Off market since Sep 2026 $410,000 · 4 bd · 3 ba · 4,086 sqft
• 401 ponderosa 2, O Fallon 62269 Off market since Sep 2026 $134,900 · 2 bd · 2 ba · 1,100 sqft
• 728 longfellow drive, O Fallon 62269 Off market since Jul 2026 $460,000 · 4 bd · 4 ba · 2,705 sqft
• 304 eagle ridge, O Fallon 62269 Off market since Sep 2026 $105,000 · 2 bd · 1 ba · 868 sqft
• 1019 north smiley street, O Fallon 62269 Off market since Sep 2026 $359,900 · 4 bd · 3 ba · 2,492 sqft
• 1117 woodleaf drive, O Fallon 62269 Off market since Sep 2026 $400,000 · 4 bd · 3 ba · 2,793 sqft
• 251 eagle ridge, O Fallon 62269 Off market since Aug 2026 $89,000 · 1 bd · 1 ba · 640 sqft
• 503 westfield drive, O Fallon 62269 Off market since Sep 2026 $305,000 · 3 bd · 3 ba · 2,385 sqft
• 107 brookside drive, O Fallon 62269 Off market since Sep 2026 $197,000 · 3 bd · 1 ba · 768 sqft
• 1511 nottinghill drive, O Fallon 62269 Off market since Sep 2026 $430,000 · 4 bd · 4 ba · 3,190 sqft
• 520 longfellow drive, O Fallon 62269 Off market since Sep 2026 $425,000 · 4 bd · 3 ba · 2,464 sqft
• 13 timber oak drive, O Fallon 62269 Off market since Sep 2026 $499,975 · 4 bd · 3 ba · 3,929 sqft
• 1309 hollander court, O Fallon 62269 Off market since Sep 2026 $449,900 · 3 bd · 2 ba · 1,750 sqft
• 1020 north smiley street, O Fallon 62269 Off market since Sep 2026 $294,000 · 4 bd · 3 ba · 2,378 sqft
• 504 west fourth street, O Fallon 62269 Off market since Sep 2026 $209,900 · 3 bd · 1 ba · 1,320 sqft
• 1209 bayley drive, O Fallon 62269 Off market since Sep 2026 $497,000 · 3 bd · 2 ba · 2,200 sqft
• 612 monarch drive, O Fallon 62269 Off market since Sep 2026 $479,000 · 5 bd · 4 ba · 3,193 sqft
• 1513 royal oak court, O Fallon 62269 Off market since Sep 2026 $245,000 · 3 bd · 2 ba · 1,777 sqft
• 752 bassett street, O Fallon 62269 Off market since Sep 2026 $449,000 · 5 bd · 4 ba · 2,772 sqft
• 118 alice, O Fallon 62269 Off market since Sep 2026 $239,900 · 3 bd · 2 ba · 1,454 sqft
• 799 allenbrook avenue, O Fallon 62269 Off market since Sep 2026 $460,000 · 4 bd · 4 ba · 3,767 sqft
• 1406 blackberry lane, O Fallon 62269 Off market since Sep 2026 $299,000 · 3 bd · 2 ba · 1,591 sqft
• 207 marilyn drive, O Fallon 62269 Off market since Sep 2026 $239,900 · 3 bd · 3 ba · 1,755 sqft
• 1408 clifton way court, O Fallon 62269 Off market since Sep 2026 $475,000 · 6 bd · 4 ba · 3,565 sqft
• 732 seagate drive, O Fallon 62269 Off market since Sep 2026 $135,000 · 0 ba
• 1013 south walnut street, O Fallon 62269 Off market since Sep 2026 $315,000 · 3 bd · 3 ba · 2,050 sqft
• 109 atlantic street, O Fallon 62269 Off market since Sep 2026 $189,900 · 2 bd · 1 ba · 1,096 sqft
• 287 eagle ridge, O Fallon 62269 Off market since Sep 2026 $115,000 · 2 bd · 1 ba · 1,008 sqft
• 421 west highway 50, O Fallon 62269 Off market since Sep 2026 $299,900 · 3 bd · 2 ba · 1,500 sqft
• 713 hartman lane, O Fallon 62269 Off market since Sep 2026 $197,000 · 2 bd · 1 ba · 1,450 sqft
• 204 marilyn drive, O Fallon 62269 Off market since Sep 2026 $273,000 · 2 bd · 2 ba · 2,633 sqft
• 413 north vine street, O Fallon 62269 Off market since Sep 2026 $269,500 · 3 bd · 2 ba · 1,580 sqft
• 1227 ole town bridge drive, O Fallon 62269 Off market since Sep 2026 $488,000 · 5 bd · 3 ba · 2,664 sqft
• 810 meadowlark drive, O Fallon 62269 Off market since Sep 2026 $385,000 · 4 bd · 3 ba · 2,632 sqft
• 620 middletown court, O Fallon 62269 Off market since Sep 2026 $485,000 · 5 bd · 4 ba · 3,190 sqft
• 624 middletown court, O Fallon 62269 Off market since Sep 2026 $485,000 · 5 bd · 4 ba · 2,935 sqft
• 203 dartmouth drive, O Fallon 62269 Off market since Sep 2026 $225,000 · 3 bd · 2 ba · 1,213 sqft
• 961 sturbridge trail, O Fallon 62269 Off market since Sep 2026 $383,800 · 3 bd · 2 ba · 2,336 sqft
• 683 willowbrook way, O Fallon 62269 Off market since Sep 2026 $468,800 · 5 bd · 4 ba · 3,146 sqft
• 513 frost court, O Fallon 62269 Off market since Sep 2026 $448,000 · 4 bd · 3 ba · 2,450 sqft
• 113 white pine avenue, O Fallon 62269 Off market since Sep 2026 $279,900 · 4 bd · 2 ba · 1,580 sqft
• 920 reiss road, O Fallon 62269 Off market since Sep 2026 $299,000 · 3 bd · 3 ba · 1,887 sqft
• 513 emily drive, O Fallon 62269 Off market since Sep 2026 $345,000 · 5 bd · 3 ba · 2,274 sqft
• 912 reiss road, O Fallon 62269 Off market since Sep 2026 $319,975 · 4 bd · 3 ba · 2,800 sqft
• 165 liberty crossing, O Fallon 62269 Off market since Sep 2026 $375,000 · 4 bd · 3 ba · 3,032 sqft
• 326 fairwood hills road, O Fallon 62269 Off market since Sep 2026 $399,500 · 4 bd · 3 ba · 2,640 sqft