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309 Thoreau Boulevard, O'Fallon, MO, 63366

Welcome to 309 Thoreau Boulevard! This spacious 5-bedroom home offers nearly 4,000 square feet of living space and an incredible backyard built for entertaining. Step inside to beautiful hardwood floors, an impressive two-story entry, formal dining room, and a light-filled great room with bay window and gas fireplace. The spacious kitchen features a center island, walk-in pantry, breakfast room, and plenty of cabinetry. Upstairs, you’ll find five bedrooms, including a generous primary suite with vaulted ceiling, sitting area, walk-in closet, and large ensuite bath. The partially finished walk-out lower level adds even more living and entertaining space with a recreation area and full bath. Outside is where this home really shines—enjoy your own private, fully fenced backyard retreat featuring an in-ground, HEATED saltwater pool, with covered patio. With a 3-car garage, sprinkler system, newer roof, siding, and plenty of space inside and out, this home is ready for its next chapter!

Subdivision: Vlgs At Waldon Pond #3A

List Price

$ 579,900

Status

Active

Days on market

0

MLS#

26056937

Bedrooms

6

Full baths

5

Sq. Ft. Above

3,969

Subdivision

Vlgs At Waldon Pond #3A

Municipality

O'Fallon

School District

Ft. Zumwalt R-II

County

St Charles

Property Type

Residential

Style

Traditional

Type

Residential

Additional Information

Property Tax (2025)

$6,265

Recent Nearby Sales in 63366

Last 6 closed homes in this zip.

Address Bd/Ba SqFt List Sold Closed
15 W Homefield Point Court, O'Fallon, MO 63366 2/3 1,368 $239,000 $245,000
102.5% of ask
Sep 18, 2026
301 Bridle Path Lane, Unincorporated, MO 63366 4/3 1,624 $380,000 $380,000
100% of ask
Sep 17, 2026
1135 Duxbury Lane, O'Fallon, MO 63366 4/4 2,326 $495,000 $495,000
100% of ask
Sep 17, 2026
532 Bramblett Hills, O'Fallon, MO 63366 2/2 1,139 $184,500 $180,900
98% of ask
Sep 17, 2026
2 Doe Valley Court, O'Fallon, MO 63366 4/4 2,426 $540,000 $525,000
97.2% of ask
Sep 17, 2026
11 S Meadow Drive, Unincorporated, MO 63366 3/2 1,736 $389,900 $375,000
96.2% of ask
Sep 16, 2026

Price & Listing History

Listed for sale
Sep 4, 2026 at $599,900
Price reduced by $20,000 (3.3%)
From $599,900 to $579,900
Current status: Active
As of Sep 18, 2026 · $579,900

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