Homes under $400K in O Fallon, IL

36 for sale · 150 homes listed · Updated September 27, 2026 · Page 2 of 3

• 114 central avenue, O Fallon 62269 Pending $265,000 · 3 bd · 2 ba · 1,502 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
• 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
• 222 shoreline drive 1, O Fallon 62269 Pending $122,500 · 2 bd · 1 ba · 1,240 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
• 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
• 418 east adams street, O Fallon 62269 Active Under Contract $174,600 · 2 bd · 1 ba · 1,036 sqft
• 1328 three rivers drive, O Fallon 62269 Active Under Contract $289,900 · 3 bd · 3 ba · 1,975 sqft
• 423 highland peak court, O Fallon 62269 Active Under Contract $380,000 · 3 bd · 4 ba · 2,069 sqft
• 1334 pepperidge drive, O Fallon 62269 Active Under Contract $339,900 · 3 bd · 2 ba · 2,256 sqft
• 305 edward street, O Fallon 62269 Active Under Contract $254,900 · 3 bd · 2 ba · 2,064 sqft
• 410 east jefferson street, O Fallon 62269 Active Under Contract $315,000 · 3 bd · 3 ba · 1,850 sqft
• 102 east brittany lane, O Fallon 62269 Active Under Contract $377,900 · 4 bd · 3 ba · 2,729 sqft
• 1314 terrace green lane, O Fallon 62269 Active Under Contract $264,900 · 3 bd · 2 ba · 1,282 sqft
• 208 east madison street, O Fallon 62269 Active Under Contract $125,000 · 3 bd · 2 ba · 1,525 sqft
• 120 delmar avenue, O Fallon 62269 Active Under Contract $259,900 · 3 bd · 1 ba · 1,992 sqft
• 1513 keck ridge drive, O Fallon 62269 Active Under Contract $365,000 · 3 bd · 4 ba · 2,590 sqft
• 305 marilyn drive, O Fallon 62269 Active Under Contract $230,000 · 4 bd · 2 ba · 1,952 sqft
• 1250 elisabeth drive, O Fallon 62269 Active Under Contract $385,000 · 4 bd · 4 ba · 3,656 sqft
• 930 benjamin drive, O Fallon 62269 Active Under Contract $369,000 · 4 bd · 4 ba · 3,233 sqft
• 314 east 3rd street, O Fallon 62269 Active Under Contract $54,900 · 2 bd · 1 ba · 728 sqft
• 1112 danzig drive, O Fallon 62269 Active Under Contract $325,000 · 4 bd · 3 ba · 2,128 sqft
• 953 pacific crossing drive, O Fallon 62269 Active Under Contract $349,900 · 4 bd · 3 ba · 2,112 sqft
• 802 cypress court, O Fallon 62269 Active Under Contract $95,000 · 3 bd · 1 ba · 1,104 sqft
• 1221 illini drive, O Fallon 62269 Active Under Contract $389,900 · 4 bd · 4 ba · 3,199 sqft
• 310 emily drive, O Fallon 62269 Active Under Contract $329,900 · 4 bd · 3 ba · 2,680 sqft
• 900 belpre drive, O Fallon 62269 Active Under Contract $377,500 · 4 bd · 3 ba · 2,646 sqft
• 212 whitehall drive, O Fallon 62269 Active Under Contract $219,900 · 3 bd · 2 ba · 1,572 sqft
• 507 south smiley street, O Fallon 62269 Active Under Contract $235,000 · 3 bd · 2 ba · 1,826 sqft
• 923 victoria lane, O Fallon 62269 Active Under Contract $320,000 · 4 bd · 4 ba · 1,900 sqft
• 429 ponderosa avenue 7, O Fallon 62269 Active Under Contract $139,000 · 2 bd · 2 ba · 1,100 sqft
• 1232 hillock lane, O Fallon 62269 Active Under Contract $289,900 · 4 bd · 3 ba · 1,700 sqft
• 208 west state street, O Fallon 62269 Active Under Contract $355,000 · 3 bd · 3 ba · 1,600 sqft
• 1249 farmington drive, O Fallon 62269 Active Under Contract $389,000 · 4 bd · 4 ba · 3,133 sqft
• 1122 buran drive, O Fallon 62269 Active Under Contract $395,000 · 4 bd · 4 ba · 2,824 sqft
• 953 benjamin drive, O Fallon 62269 Active Under Contract $385,000 · 4 bd · 4 ba · 3,090 sqft
• 832 bridgeway drive, O Fallon 62269 Active Under Contract $389,900 · 4 bd · 3 ba · 2,451 sqft