$555,000
- 6 Beds
- 4 Baths
- 3,586 sqft (on 0.28 acres)
3523 Post Valley Dr, O'Fallon, MO 63368
Est. Refi. Payment $3,412/mo*
Refinance Your HomeHome Value
Trulia Estimate
$555KSince last month
Increased$5K (+0.9%)Since last year
Increased$2K (+0.4%)Since last sale
Increased$94K (+20.5%)Learn more about this home's value by checking out its Trulia Estimate, the value of nearby homes, and how much similar homes have sold for.
Trulia Estimate
The of this home's value increased by +85% in the last 10 years
| Month | Estimated value |
|---|---|
2026 | |
| August 2026 | $554K |
| July 2026 | $549K |
| June 2026 | $557K |
| May 2026 | $560K |
| April 2026 | $557K |
| March 2026 | $549K |
| February 2026 | $544K |
| January 2026 | $536K |
2025 | |
2024 | |
2023 | |
2022 | |
2021 | |
2020 | |
2019 | |
2018 | |
2017 | |
2016 | |
Comparable sales
These are recently sold homes that have a similar location or other similar features to this home, like bedrooms, bathrooms, and square footage. Get a sense of the expected prices in the area by viewing these homes.Address | Distance | Property Type | Sold Price | Sold Date | Bed | Bath | Sqft |
|---|---|---|---|---|---|---|---|
0.10 | Single-Family Home | - | 06/26/26 | 4 | 3 | 3,370 | |
0.10 | Single-Family Home | - | 12/29/25 | 4 | 3.5 | 3,707 | |
0.04 | Single-Family Home | - | 11/24/25 | 4 | 4 | 4,050 | |
0.22 | Single-Family Home | - | 10/09/25 | 4 | 3.5 | 3,936 | |
0.16 | Single-Family Home | - | 05/20/26 | 4 | 3.5 | 3,562 | |
0.08 | Single-Family Home | - | 04/14/26 | 4 | 3.5 | 2,132 | |
0.24 | Single-Family Home | - | 08/18/26 | 5 | 2.5 | 3,419 | |
0.14 | Single-Family Home | - | 09/29/25 | 4 | 4.5 | 2,820 | |
0.29 | Single-Family Home | - | 06/18/26 | 5 | 3 | 3,546 | |
0.23 | Single-Family Home | - | 07/15/26 | 3 | 3.5 | 3,079 |
Nearby home prices
Get a sense of expected prices in the area by checking the value of nearby homes.Address | Distance | Price | Bed | Bath | Sqft | Status |
|---|---|---|---|---|---|---|
0.06 | - | 3 | 2 | 2,691 | Recently Sold | |
0.07 | $510,300 | 3 | 3 | 2,864 | Off Market | |
0.04 | - | 4 | 4 | 4,050 | Recently Sold | |
0.08 | - | 4 | 3.5 | 2,132 | Recently Sold | |
0.10 | - | 4 | 3 | 3,370 | Recently Sold | |
0.06 | $517,400 | 4 | 2 | 2,791 | Off Market | |
0.08 | $545,400 | 3 | 2.5 | 2,509 | Off Market | |
0.11 | $474,500 | 3 | 3.5 | 2,412 | Off Market | |
0.07 | $515,000 | 4 | 3.5 | 3,032 | Off Market | |
0.10 | - | 4 | 2.5 | 2,241 | Recently Sold | |
0.11 | $356,600 | 3 | 2 | 1,596 | Off Market | |
0.09 | $525,800 | 4 | 2.5 | 3,077 | Off Market |
Local Information
-- mins to
Home Highlights
Property Type
Single-Family Home
Year Built
1998
Lot Size
0.28 acres
Living Area
3,586 sqft
Price/Sqft
$155
Parking
Garage
About this House
Elegant 1.5 story w/ 3,586sf total living area backs to Winghaven! Covered front porch & grand entry. Dramatic 2-story great room w/ marble gas fireplace, large palladian windows w/ custom Hunter Douglas blinds. Luxury kitchen w/ quartz countertops, custom tile backsplash & walk-in pantry. Entertain in the formal dining room or the casual breakfast area with expanded Florida room with honey oak hardwood floors. High end lighting throughout. Main floor master suite w/ vaulted ceiling & walk-in closet. Master bath w/ dual vanities, sep. shower, roman tub w/ marble surround. Exposed treads on staircase lead to upper bedrooms w/ jack & jill bath. Indulgent finished basement w/ 5th and 6th bedrooms, egress window, & full bath. Deluxe entertainment room w/ fireplace. Custom home gym w/ glass wall entry and radiant sauna retreat. Expanded driveway, professional landscaping, BBall Court w/ extended flagstone patio. Rainbird Irrigation System, 30yr Arch. Roof 2014, AC 2012, Water Heater 2020.
3523 Post Valley Dr, O'Fallon, MO 63368 is a 6 bedroom, 4 bathroom, 3,586 sqft single-family home built in 1998. It last sold for $460,000 on Jun 17, 2021. This property is not currently displayed as for sale or rent on Trulia. The Trulia Estimate is $555,000, with a rent estimate of $3,461/month.
Home Details for 3523 Post Valley Dr
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Interior Details BasementNumber of Rooms: 6Types of Rooms: Dining Room |
Heating & Cooling Heating: Forced Air, GasHeating Fuel: Forced Air |
Levels, Entrance, & Accessibility Stories: 1 |
Appliances & Utilities DishwasherDisposalMicrowave |
Fireplace & Spa Fireplace |
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Year Built Year Built: 1998 |
Property Type / Style Property Type: Single Family HomeArchitecture: split level |
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Exterior Home Features Exterior: Other, StonePatio |
Parking & Garage GarageParking Spaces: 2Parking: Garage Attached |
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Units in Building: 1 |
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Lot Area: 0.28 acres |
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Pool Sauna |
Price and Tax history
| Date | Event | Price |
|---|---|---|
Jun 17, 2021 Source: MARIS #21013097 | Sold | -- |
May 4, 2021 Source: MARIS #21013097 | Pending | $459,900 |
Apr 23, 2021 Source: MARIS #21013097 | PriceChange | $459,900 Price decreased by 2% |
Apr 19, 2021 Source: MARIS #21013097 | PendingToActive | $468,999 |
Apr 19, 2021 Source: MARIS #21013097 | Contingent | $468,999 |
Apr 5, 2021 Source: MARIS #21013097 | Listed For Sale | $468,999 |
| Year | Property tax | Tax assessment |
|---|---|---|
| 2025 | $5,451 | $432,185 |
Home facts updated by county records
Market trends in O Fallon
Last updated July 2026
Avg. sale price
$376K
$6.55KMoM
Sale-to-List Price
100.4%
0.3%MoM
Price per sq ft
$181
$4MoM
Available listings
276
10MoM
Around this home
What Locals Say about O Fallon
At least 269 Trulia users voted on each feature.
91 % Say car is needed
90 % Say it's dog friendly
90 % Say parking is easy
83 % Say kids play outside
82 % Say yards are well-kept
79 % Say there are sidewalks
78 % Say people would walk alone at night
77 % Say there's holiday spirit
72 % Say streets are well-lit
67 % Say it's quiet
57 % Say neighbors are friendly
47 % Say there's wildlife
47 % Say they plan to stay for at least 5 years
36 % Say it's walkable to restaurants
36 % Say there are community events
31 % Say it's walkable to grocery stores
Sourced by Trulia users. Learn more about our methodology.
LGBTQ Local Legal Protections
LGBTQ Local Legal Protections
Frequently asked questions about 3523 Post Valley Dr
- What is 3523 Post Valley Dr estimated to be worth?Trulia's estimated value for 3523 Post Valley Dr in O'Fallon, MO is $555,000.
- What is the price history for 3523 Post Valley Dr?3523 Post Valley Dr in O'Fallon, MO last sold in June 2021.
- Is O'Fallon a buyer's or seller's market?O'Fallon is currently a seller's market, based on recent for-sale activity.
- What's the median sale price in O'Fallon?The median sale price in O'Fallon is $376K. That is up $6.55K from the prior month.
- How big is the lot at 3523 Post Valley Dr?The lot at 3523 Post Valley Dr in O'Fallon, MO is about 0.28 acres (12,197 sq ft).
- Does 3523 Post Valley Dr have a garage?Yes, 3523 Post Valley Dr in O'Fallon, MO has a garage.

