St. Charles County property record for 340 William Clark Dr, O Fallon, MO 63368
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2.5 ba · 3,246 sqft · built 2003 |
| Lot Size | 0.27 acres (11,761 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $658,350 (Aug 2025) |
| Tax Bill | $5,457 (2024) |
| Deeds & Mortgages | Aug 2021 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | T032400131 |
| Primary APN | T032400131 |
|---|---|
| Alternative APN |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2.5 Baths |
| Half Baths | 1 Half Bath |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 3,246 sqft Living Area |
| Gross Area | 5,294 sqft |
| 1st Floor Area | 1,798 sqft |
| Basement Area | 1,448 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2003 |
|---|---|
| Effective Year Built | Effective 2003 |
| Architectural Style | Bi-Level |
| Exterior Material | Brick/Stone |
| Lot Area | 11,761 sqft (0.27 acres) |
| Garage Type | Attached |
| Garage Area | 600 sqft |
| Parking Spaces | 3 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 40 sqft |
| Patio Area | 100 sqft |
| Heating Fuel | Gas |
|---|---|
| Sewer | Connected |
| Account Number | T032400131 |
|---|---|
| Street Address | 340 WILLIAM CLARK DR |
| City | O FALLON |
| State | MO |
| Zip | 63368-8395 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | VLGS AT DARDENNE LEWIS & CLARK VLG LOT 684 |
| Legal Subdivision | VLGS AT DARDENNE LEWIS & CLARK VLG |
| Legal Lot Number | 684 |
| Jurisdiction | ST CHARLES MO |
| Township / Civil Division | WELDON SPRING |
| Census Block Group | 5 |
| Census Block | 5024 |
| Census Tract | 311732 |
Source: St. Charles County records, as of September 18, 2025
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 | 340 WILLIAM CLARK DR, O FALLON, MO 63368-8395 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Married Couple |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 12, 2025 · Amount on Record |
| Deed Sale | Aug 12, 2025 · Amount on Record |
| Prior Sale | Jul 30, 2004 · Amount on Record |
| Prior Transfer Date | Aug 19, 2021 |
| Prior Transfer Doc | 2021R070681 |
| Record Updated | Jun 8, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | ST CHARLES MO |
| Recording Date | Aug 23, 2021 |
| Property Address | 340 WILLIAM CLARK DR, DARDENNE PRAIRIE, MO 63368-8395 |
| Document Number | 2021R070681 |
| Map Reference | MB 38 PG 378 |
| Instrument Date | Aug 19, 2021 |
| Instrument | 2021R-070681 |
| Transaction Type | Transfer |
| Record Updated | Sep 2, 2021 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Revocable Living Trust |
| Address | 340 WILLIAM CLARK DR, O FALLON, MO 63368-8395 |
Source: St. Charles County assessment roll, as of August 13, 2025
| Type | Name |
|---|---|
| State | Missouri |
| Municipality | Dardenne Prairie City |
| County | St. Charles County |
| Unified School District | Fort Zumwalt R-II School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $94,956 (+8.24%) | $499,770 (+8.24%) Land $75,000 Building $424,770 | |
| 2024 | $5,457.00 | ||
| 2023 | $87,725 | ||
| 2022 | $461,709 Land $50,000 Building $411,709 |
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 98% of the US · lower than 96% of Missouri |
|---|---|
| Wildfire Likelihood | Under 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 352 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Gateway Fiber Fiber | 2,000 / 2,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Wisper ISP Fixed Wireless | 400 / 30 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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