St. Charles County property record for 509 Clarkston Dr, O Fallon, MO 63368
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 2,332 sqft · built 2024 |
| Lot Size | 0.141 acres (6,146 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $524,184 (May 2025) |
| Tax Bill | $4,233 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | T252000021 |
| Primary APN | T252000021 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 7 Rooms |
| Stories | 2 Stories |
| Building Area | 2,332 sqft Living Area |
| Gross Area | 3,498 sqft |
| Basement Area | 1,166 sqft |
| Year Built | Built 2024 |
|---|---|
| Effective Year Built | Effective 2024 |
| Architectural Style | Bi-Level |
| Exterior Material | Brick |
| Lot Area | 6,146 sqft (0.141 acres) |
| Account Number | T252000021 |
|---|---|
| Street Address | 509 CLARKSTON DR |
| City | O FALLON |
| State | MO |
| Zip | 63368-2011 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | STREETS OF CALEDONIA #9 LOT 532 |
| Legal Subdivision | STREETS OF CALEDONIA #9 |
| Legal Lot Number | 532 |
| Jurisdiction | ST CHARLES MO |
| Township / Civil Division | BOONE |
| Census Block Group | 2 |
| Census Block | 2010 |
| Census Tract | 312207 |
Source: St. Charles County records, as of September 10, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 509 CLARKSTON DR, O FALLON, MO 63368-2011 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Married Couple |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | May 12, 2025 · Amount on Record |
| Deed Sale | May 12, 2025 · Amount on Record |
| Deed Document Number | 202519381 |
| Record Updated | Oct 29, 2026 |
Source: St. Charles County assessment roll, as of August 7, 2026
| Type | Name |
|---|---|
| State | Missouri |
| County | St. Charles County |
| Municipality | O'Fallon City |
| Unified School District | Wentzville R-IV School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $99,595 | $524,184 Land $70,000 Building $454,184 | |
| 2025 | $4,233.00 |
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.
Source: FEMA National Flood Hazard Layer, effective August 25, 2024
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 80% of the US · lower than 84% of Missouri |
|---|---|
| Wildfire Likelihood | 0.01% annual chance |
| Exposure | None beyond ember reach |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | ST CHARLES COUNTY PWSD 2 serves 100,587 people · EPA ID MO6024530 |
|---|---|
| Water Source | Purchased surface water from ST LOUIS CITY PWS |
| Last State Inspection | Aug 2023 |
| Lead | 2 ppb (2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 157 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Fiber · Cable in parts of the area | 1,000 / 1,000 |
| Wisper ISP Fixed Wireless | 400 / 30 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Gateway Fiber, i3 Broadband, Sparklight, T-Mobile.
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