St. Charles County property record for 3520 Post Valley Dr, O Fallon, MO 63368 · Last verified August 2026
| Property Type | Residential > Single Family > Home |
|---|---|
| Bedrooms | 3 Beds |
| Bathrooms | 2 Baths |
| Year Built | Built 1999 |
| Square Footage | 2,039 sqft Living Area |
| Lot Size | 10,454 sqft (0.24 acres) |
| Occupancy | Owner Occupied |
| Last Sale | $219,346 (1999) |
| Tax Bill | $5,302.00 (2025) |
Source: St. Charles County records · APN T991700011
Assessment roll updated August 7, 2026 · Last verified August 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 3520 POST VALLEY DR, O FALLON, MO 63368-7062 |
| Occupancy | Owner Occupied |
| Owner Type | Owner is a Company |
| Vesting | Owner is a Trust, Living Trust |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Apr 19, 1999 · Amount on Record |
| Deed Sale | Apr 19, 1999 · Amount on Record |
| Deed Doc Number | 199933291 |
| Deed Book / Page | 2237 / 1722 |
| Record Refreshed | Sep 20, 2026 |
Source: St. Charles County records · Assessment roll updated August 7, 2026 · Last verified August 2026
| Type | Name |
|---|---|
| State | Missouri |
| County | St. Charles County |
| Municipality | O'Fallon City |
| Unified School District | Wentzville R-IV School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes, not market price estimates; both are a fraction of this property's market value.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $79,854 (-) | $420,282 (-) Land $75,000 Building $345,282 | |
| 2025 | $5,302.00 | $79,854 (+6.76%) | $420,282 (+6.76%) Land $75,000 Building $345,282 |
| 2023 | $74,800 | ||
| 2022 | $393,683 Land $50,000 Building $343,683 |
Source: FEMA National Flood Hazard Layer, St. Charles County (29183C), updated August 25, 2024 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified: October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Wildfire Risk | Low above 20% of the US · above 15% of Missouri |
|---|---|
| Wildfire Likelihood | About 1 in 4,762 per year |
| Exposure | Direct burnable vegetation at the parcel |
Values are read at the parcel center point; lenders make the official flood determination.
| Primary APN | T991700011 |
|---|---|
| Alternative APN |
|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 2 Baths |
| Total Rooms | 5 Rooms |
| Building Area | 2,039 sqft Living Area |
| Gross Area | 4,704 sqft Gross Area |
| 1st Floor | 2,039 sqft 1st Floor |
| Basement Area | 2,025 sqft Basement |
| Stories | 1 Stories |
| Fireplace | Fireplace |
| Fireplaces | 1 Fireplaces |
| Year Built | Built 1999 |
|---|---|
| Effective Year Built | Effective 1999 |
| Architectural Style | Ranch Style |
| Exterior Material | Brick/Stone (Brick and/or Stone) Exterior |
| Lot Area | 10,454 sqft (0.24 acres) |
| Parking Spaces | 3 Parking Spaces |
| Garage Type | Attached Garage |
| Garage Area | 640 sqft Garage |
| Patio Area | 729 sqft Patio |
| Porch | Open Porch |
| Porch Area | 404 sqft Porch |
| Heating Fuel | Gas Heating Fuel |
|---|---|
| Sewage | Sewage Connected |
| Water Source | Yes (Unknown Type) Water Source |
| Account Number | T991700011 |
|---|---|
| Street Address | 3520 POST VALLEY DR |
| City | O FALLON |
| State | MO |
| Zip | 63368-7062 |
| Property Usage | Residential Property Usage |
| Type | Residential > Single Family > Home |
| Legal Description | POST MEADOWS #2 LOT 138 |
| Legal Subdivision | POST MEADOWS #2 |
| Legal Lot Number | 138 |
| Jurisdiction | ST CHARLES MO |
| Minor Civil Division | BOONE |
| Census Blockgroup | 1 |
| Census Block | 1024 |
| Census Tract | 311153 |
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