
Residential Land for Sale in O'Fallon, Illinois
121 S Lawn Ave, O'Fallon, IL 62269
This lot offers excellent potential for a single-family home, with the city allowing up to a 1,500 sq ft main-floor footprint in O'Fallon District 90 schools. Just shy of a ¼ acre, it’s conveniently located near all that O’Fallon has to offer, with easy access to I-64 and St. Louis. The property features a large, mature pecan tree and utilities already in place on the lot. Standard site-built construction only; zoning does not permit mobile homes/campers. Modular home plans would need to be approved by the City Planning Committee.
Location
- Street address
- 121 S Lawn Ave
- County
- Saint Clair County
- Community
- Prairie Lawn
- School district
- O Fallon DIST 90
- Elevation
- 555 feet
Directions
Hwy 50 or State Street to Lawn Ave. Lot is next to a brown bungalow with a fence. There is a vacant lot to the left of it that has a separate owner and is not part of this sale.
Property details
- Lot size
- 0.23 acres10,019 sq ft
- Zoning
- Residential
- MLS #
- MARIS 25066348
- Posted
Property taxes
- 2024
- $395
Parcels
- 04-30.0-301-117
Legal description
PRAIRIE LAWN LOT/SEC-131 LOTS 130 131 & 132 A02708097
Details and features
Listing
- Type
- Land
Exterior
- Parking
- Off Street
Nearby schools
| Name | Type | District |
|---|---|---|
| Ofallon Dist 90 | Elementary | O Fallon DIST 90 |
| Ofallon Dist 90 | Middle | O Fallon DIST 90 |
| OFallon | High | O Fallon DIST 90 |
Listing history
| Date | Event | Price | Change | Source |
|---|---|---|---|---|
| Mar 23, 2026 | Price drop | $35,000 | $5,000 -12.5% | MARIS |
| Sept 29, 2025 | New listing | $40,000 | — | MARIS |