St. Louis County property record for 901 Mansionhill Dr, Ballwin, MO 63011
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,200 sqft · built 1969 |
| Lot Size | 0.341 acres (14,837 sqft) |
| Owner | Individual Name on File |
| Last Sale | $240,000 (Dec 2011) |
| Tax Bill | $4,469 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 21Q-43-0035 |
| Primary APN | 21Q-43-0035 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Plumbing Fixtures | 8 Plumbing Fixtures |
| Total Rooms | 8 Rooms |
| Stories | 1 Story |
| Building Area | 2,200 sqft Living Area |
| Gross Area | 2,684 sqft |
| 1st Floor Area | 2,200 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1969 |
|---|---|
| Effective Year Built | Effective 1969 |
| Architectural Style | Ranch |
| Exterior Material | Brick/Stone |
| Construction Type | Frame |
| Foundation Type | No Foundation |
| Lot Area | 14,837 sqft (0.341 acres) |
| Lot Dimensions | 81 ft deep x 142 ft wide |
| Terrain | Above Road/Slope |
| View / Lot | Cul-De-Sac |
| Garage Type | Attached |
| Garage Area | 484 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Porch |
| Patio Area | 56 sqft |
| Poultry House | 30 sqft |
| Cooling System | Central |
|---|---|
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 901 MANSIONHILL DR |
|---|---|
| City | BALLWIN |
| State | MO |
| Zip | 63011-2821 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-2 |
| Legal Description | WOODSMILL PLAT 4 LOT 165 |
| Legal Subdivision | WOODSMILL PLAT 4 |
| Legal Lot Number | 165 |
| Jurisdiction | ST LOUIS MO |
| Township / Civil Division | LAFAYETTE |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 217802 |
Source: St. Louis County records · APN 21Q-43-0035
Assessment roll updated September 29, 2025 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 901 MANSIONHILL DR, BALLWIN, MO 63011-2821 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Single |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Dec 09, 2011 · Amount on Record |
| Deed Sale | Dec 09, 2011 · Amount on Record |
| Prior Sale | Jun 02, 2008 · Amount on Record |
| Deed Document Number | 2011546 |
| Deed Book / Page | 19772 / 1543 |
| Last Transfer Date | May 21, 2025 |
| Transfer Doc | 0000000517 |
| Record Updated | Sep 20, 2026 |
Source: St. Louis County records · Assessment roll updated September 29, 2025 · Last verified July 2026
| Type | Name |
|---|---|
| State | Missouri |
| Municipality | Ballwin City |
| County | St. Louis County |
| Unified School District | Parkway C-2 School District (KG - 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 |
|---|---|---|---|
| 2025 | $78,250 (+13.7%) Land $30,270 Building $47,980 | $411,800 (+13.69%) Land $159,300 Building $252,500 | |
| 2024 | $4,469.00 (-0.91%) | ||
| 2023 | $4,510.00 (+2.73%) | $68,820 (+11.41%) Land $27,400 Building $41,420 | $362,200 (+11.41%) Land $144,200 Building $218,000 |
| 2022 | $4,390.00 | $61,770 Land $23,470 Building $38,300 | |
| 2021 | $325,100 Land $123,500 Building $201,600 |
Source: FEMA National Flood Hazard Layer as of August 10, 2025 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 1 in force |
| Wildfire Risk | Not rated no burnable land within ember reach |
|---|
Values are read at the parcel center point; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Verizon, WH i3B Bidco LLC/WH i3B Topco.
Based on FCC filings for 112 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | MO AMERICAN ST LOUIS ST CHARLES COUNTIES private · serves 1,111,000 people |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Feb 2024 |
| Lead | Under 1 ppb (2023–2025) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system as reported to EPA, not water tested at this address; lead at the tap also depends on the building's own pipes. The full violation and enforcement history is in the system's EPA record.
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