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!
Active
Listed by: Ryse Realty Group • Ashley M Travers • 636-699-6575
Price cut: $15K (10/28)
$534,900
309 Thoreau Blvd, O'Fallon, MO 63366
6beds
3,969sqft
Single Family Residence
Built in 2003
0.25 Acres Lot
$-- Zestimate®
$135/sqft
$21/mo HOA
What's special
In-ground heated saltwater poolBeautiful hardwood floorsLarge ensuite bathNewer roofBreakfast roomFormal dining roomWalk-in pantry
- 66 days
- 1,137
- 81
Zillow last checked:
Listing updated:
Listed by:
Ashley M Travers 636-699-6575,
Ryse Realty Group
Source: MARIS,MLS#: 26056937
Originating MLS: St. Charles County Association of REALTORS
Originating MLS: St. Charles County Association of REALTORSFacts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 6
- Bathrooms: 5
- Full bathrooms: 4
- 1/2 bathrooms: 1
- Main level bathrooms: 1
Heating
- Dual Fuel/Off Peak, Forced Air, Natural Gas
Cooling
- Ceiling Fan(s), Central Air, Electric, Zoned
Appliances
- Included: Dishwasher, Disposal, Microwave, Electric Oven, Electric Range, Gas Water Heater
Features
- Breakfast Bar, Built-in Features, Ceiling Fan(s), Coffered Ceiling(s), Crown Molding, Granite Counters, High Speed Internet, Separate Shower, Walk-In Closet(s)
- Flooring: Carpet, Ceramic Tile, Wood
- Doors: Sliding Doors
- Windows: Bay Window(s)
- Basement: Concrete,Partially Finished,Sleeping Area,Walk-Out Access
- Number of fireplaces: 3
- Fireplace features: Family Room, Gas, Great Room, Living Room
Interior area
- Total structure area: 3,969
- Total interior livable area: 3,969 sqft
- Finished area above ground: 3,319
Property
Parking
- Total spaces: 3
- Parking features: Garage, Garage Door Opener
- Attached garage spaces: 3
Features
- Levels: Two
- Patio & porch: Patio
- Pool features: In Ground, Private, Salt Water
- Fencing: Fenced
- Has view: Yes
- View description: Pool
- Water view: Pool
Lot
- Size: 0.25 Acres
- Features: Level, Private
Details
- Parcel number: 200508662000053.0000000
- Special conditions: Standard
Construction
Type & style
- Home type: SingleFamily
- Architectural style: Traditional
- Property subtype: Single Family Residence
Materials
- Brick Veneer, Vinyl Siding
- Foundation: Concrete Perimeter
- Roof: Shingle
Condition
- Year built: 2003
Utilities & green energy
- Electric: Ameren
- Sewer: Public Sewer
- Water: Public
- Utilities for property: Natural Gas Available
Community & HOA
Community
- Security: Smoke Detector(s)
- Subdivision: Vlgs At Waldon Pond #3a
HOA
- Has HOA: Yes
- Amenities included: None
- Services included: Common Area Maintenance
- HOA fee: $250 annually
- HOA name: The Villages of Waldon Pond
Location
- Region: Ofallon
Financial & listing details
- Price per square foot: $135/sqft
- Tax assessed value: $515,211
- Annual tax amount: $6,265
- Date on market: 9/4/2026
- Cumulative days on market: 66 days
- Listing terms: Cash,Conventional,FHA,VA Loan
- Ownership: Private
Estimated market value
Not available
Estimated sales range
Not available
Not available
Price history
| Date | Event | Price |
|---|---|---|
| 10/28/2026 | Price change | $534,900-2.7%$135/sqft |
Source:  MARIS #26056937 Report a problem | ||
| 10/14/2026 | Price change | $549,900-2.7%$139/sqft |
Source: MARIS #26056937 Report a problem | ||
| 9/30/2026 | Price change | $564,900-2.6%$142/sqft |
Source: MARIS #26056937 Report a problem | ||
| 9/18/2026 | Price change | $579,900-3.3%$146/sqft |
Source: MARIS #26056937 Report a problem | ||
| 9/4/2026 | Listed for sale | $599,900+83.2%$151/sqft |
Source: MARIS #26056937 Report a problem | ||
| 11/17/2017 | Sold | -- |
Source: MARIS #17053260 Report a problem | ||
| 9/5/2017 | Pending sale | $327,500$83/sqft |
Source: Coldwell Banker Gundaker - Highway K & N / O'Fallon #17053260 Report a problem | ||
| 6/30/2017 | Price change | $327,500-2.2%$83/sqft |
Source: Coldwell Banker Gundaker - Highway K & N / O'Fallon #17053260 Report a problem | ||
| 5/24/2017 | Price change | $335,000-1.5%$84/sqft |
Source: Coldwell Banker Gundaker - Highway K & N / O'Fallon #17030925 Report a problem | ||
| 5/10/2017 | Price change | $340,000-1.4%$86/sqft |
Source: Coldwell Banker Gundaker - Highway K & N / O'Fallon #17030925 Report a problem | ||
| 4/20/2017 | Listed for sale | $345,000-1.4%$87/sqft |
Source: Coldwell Banker Gundaker - Highway K & N / O'Fallon #17030925 Report a problem | ||
| 1/3/2017 | Listing removed | $349,900$88/sqft |
Source: Coldwell Banker Gundaker - Highway K & N / O'Fallon #16077641 Report a problem | ||
| 11/22/2016 | Price change | $349,900-2.8%$88/sqft |
Source: Coldwell Banker Gundaker - Highway K & N / O'Fallon #16077641 Report a problem | ||
| 11/9/2016 | Listed for sale | $359,900$91/sqft |
Source: Coldwell Banker Gundaker - Highway K & N / O'Fallon #16077641 Report a problem | ||
| 3/25/2004 | Sold | -- |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $6,265 +2.5% | $97,890 +5.5% |
| 2024 | $6,115 0% | $92,794 |
| 2023 | $6,117 +12.6% | $92,794 +21.1% |
| 2022 | $5,432 | $76,645 |
| 2021 | -- | $76,645 +16.1% |
| 2020 | -- | $65,995 |
| 2019 | $4,529 | $65,995 +12.2% |
| 2018 | $4,529 +1.1% | $58,815 |
| 2017 | $4,481 +3.3% | $58,815 +3.7% |
| 2016 | $4,338 +7.6% | $56,724 |
| 2015 | $4,033 +16.5% | $56,724 +18.6% |
| 2014 | $3,461 | $47,846 |
| 2013 | -- | $47,846 -5.3% |
| 2012 | -- | $50,505 -8.2% |
| 2011 | -- | $55,000 |
| 2010 | -- | $55,000 |
| 2009 | -- | $55,000 -14.3% |
| 2008 | -- | $64,190 -79.4% |
| 2007 | -- | $311,260 |
| 2006 | -- | $311,260 |
| 2005 | -- | $311,260 +789.3% |
| 2004 | -- | $35,000 |
| 2003 | -- | $35,000 |
| 2002 | -- | -- |
Find assessor info on the county website
Monthly payment
Est. payment
Payment breakdown
Explore the cost of this home by adjusting the details. Changes won't be saved.Climate risks
Neighborhood: 63366
Nearby schools
Schools provided by the listing agent
- Elementary: J.L. Mudd/Forest Park
- Middle: Ft. Zumwalt North Middle
- High: Ft. Zumwalt North High
Source: MARIS. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
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