St. Louis County property record for 400 Andover Ln, Ballwin, MO 63011
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 1,887 sqft · built 1963 |
| Lot Size | 0.537 acres (23,392 sqft) |
| Owner | Trust Name on File |
| Tax Bill | $4,290 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 21S-32-0433 |
| Primary APN | 21S-32-0433 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Plumbing Fixtures | 8 Plumbing Fixtures |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,887 sqft Living Area |
| Gross Area | 2,370 sqft |
| 1st Floor Area | 1,887 sqft |
| Family Room | Family Room |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1963 |
|---|---|
| Effective Year Built | Effective 1963 |
| Architectural Style | Ranch |
| Exterior Material | Brick |
| Foundation Type | Raised |
| Lot Area | 23,392 sqft (0.537 acres) |
| Lot Dimensions | 151 ft deep x 145 ft wide |
| Garage Type | Attached |
| Garage Area | 483 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Frame Porch |
| Porch Area | 573 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 400 ANDOVER LN |
|---|---|
| City | BALLWIN |
| State | MO |
| Zip | 63011-2503 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | R-2 |
| Legal Description | CLAYMONT PLAT 5 LOT 353 |
| Legal Subdivision | CLAYMONT PLAT 5 |
| Legal Lot Number | 353 |
| Jurisdiction | ST LOUIS MO |
| Township / Civil Division | LAFAYETTE |
| Census Block Group | 1 |
| Census Block | 1007 |
| Census Tract | 217807 |
400 Andover Ln is owner-occupied and held in a trust since March 2014.
Source: St. Louis County records, as of September 29, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | Trust Name on File |
|---|---|
| Mailing Address | 400 ANDOVER LN, BALLWIN, MO 63011-2503 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Living Trust |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Mar 4, 2014 |
| Transfer Doc | 0209130709 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 400 Andover Ln was $4,290, up 0.1% from the year before.
Source: St. Louis County assessment roll, as of September 29, 2026
| Type | Name |
|---|---|
| State | Missouri |
| Municipality | Ballwin City |
| County | St. Louis County |
| Unified School District | Parkway C-2 School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $77,710 (-) Land $41,380 Building $36,330 | $409,000 (-) Land $217,800 Building $191,200 | |
| 2025 | $4,290.00 (+0.09%) | $77,710 Land $41,380 Building $36,330 | $409,000 Land $217,800 Building $191,200 |
| 2024 | $4,286.00 (+1.42%) | ||
| 2023 | $4,226.00 (+1.29%) | $66,160 (+10.69%) Land $25,500 Building $40,660 | $348,200 Land $134,200 Building $214,000 |
| 2022 | $4,172.00 | $59,770 Land $21,240 Building $38,530 | |
| 2021 | $314,600 Land $111,800 Building $202,800 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 400 Andover Ln in Zone X, an area of minimal flood risk, though there have been 1 flood claim nearby since 2015.
Source: FEMA National Flood Hazard Layer, effective August 10, 2025 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 1 (2015) |
| Claims Outside the SFHA | 1 of 1 |
| Most Recent Claim | Dec 2015 · Severe Storms, Tornadoes, Straight-line Winds, And Flooding |
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.
Wildfire risk around 400 Andover Ln is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.8% of the US · lower than 99.6% 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 | MO AMERICAN ST LOUIS ST CHARLES COUNTIES private · serves 1,111,000 people · EPA ID MO6010716 |
|---|---|
| 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, 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 328 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| i3 Broadband Fiber | 8,000 / 8,000 |
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
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