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Residential Land for Sale in O'Fallon, Illinois

121 S Lawn Ave, O'Fallon, IL 62269

$35,000
0.23 acres
Active sale
$5k drop
Est $269/mo

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
Community
Prairie Lawn
School district
O Fallon DIST 90
Elevation
555 feet
Coordinates
38.5901, -89.9219

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

Details and features

Listing

Type
Land

Exterior

Parking
Off Street

Nearby schools

NameTypeDistrict
Ofallon Dist 90ElementaryO Fallon DIST 90
Ofallon Dist 90MiddleO Fallon DIST 90
OFallonHighO Fallon DIST 90

Listing history

DateEventPriceChangeSource
Mar 23, 2026Price drop$35,000$5,000 -12.5%MARIS
Sept 29, 2025New listing$40,000MARIS
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This 0.23-acre property is located at 121 S Lawn Ave in O'Fallon, IL 62269. The property is available for sale for $35,000.

Checked 1 hour ago — Updated

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