St. Louis County property record for 8739 Mavis Pl, Saint Louis, MO 63114
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 939 sqft · built 1920 |
| Lot Size | 0.26 acres (11,339 sqft) |
| Owner | Individual Name on File |
| Last Sale | $75,000 (May 2016) |
| Tax Bill | $2,007 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 14K-53-0421 |
| Primary APN | 14K-53-0421 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Plumbing Fixtures | 5 Plumbing Fixtures |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 939 sqft Living Area |
| Gross Area | 1,065 sqft |
| 1st Floor Area | 744 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1920 |
|---|---|
| Effective Year Built | Effective 1920 |
| Architectural Style | Cape Cod |
| Exterior Material | Aluminum/Vinyl |
| Foundation Type | Raised |
| Lot Area | 11,339 sqft (0.26 acres) |
| Lot Dimensions | 162 ft deep x 70 ft wide |
| Porch | Enclosed Frame Porch |
|---|---|
| Porch Area | 273 sqft |
| Balcony Area | 46 sqft |
| Canopy | 162 sqft |
| Cooling System | Central |
|---|---|
| Heating System | HVAC |
| Heating Fuel | Electric |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 8739 MAVIS PL |
|---|---|
| City | SAINT LOUIS |
| State | MO |
| Zip | 63114-4311 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | 51R-1 |
| Legal Description | WEST PLACE LOT PTS 1 & 2 W PART 2 & E PART 1 |
| Legal Subdivision | WEST PLACE |
| Legal Block | 5 |
| Legal Lot Number | 1,2 |
| Jurisdiction | ST LOUIS MO |
| Township / Civil Division | MIDLAND |
| Census Block Group | 3 |
| Census Block | 3007 |
| Census Tract | 213500 |
8739 Mavis Pl is owned and occupied by an individual who bought it in May 2016.
Source: St. Louis County records, as of September 29, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 8739 MAVIS PL, SAINT LOUIS, MO 63114-4311 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 9, 2016 · Amount on File |
| Deed Sale | May 9, 2016 · Amount on File |
| Prior Sale | Oct 2, 2015 · Amount on File |
| Deed Document Number | 2016528 |
| Deed Book / Page | 22006 / 2843 |
| Prior Transfer Date | Jul 8, 2015 |
| Prior Transfer Doc | 0215862953 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 8739 Mavis Pl was $2,007, up 30.9% from the year before.
Source: St. Louis County assessment roll, as of September 29, 2026
| Type | Name |
|---|---|
| State | Missouri |
| County | St. Louis County |
| Municipality | St. John City |
| Unified School District | Ritenour School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $25,960 (-) Land $7,490 Building $18,470 | $136,600 (-) Land $39,400 Building $97,200 | |
| 2025 | $2,007.00 (+30.92%) | $25,960 Land $7,490 Building $18,470 | $136,600 Land $39,400 Building $97,200 |
| 2024 | $1,533.00 (+2.06%) | ||
| 2023 | $1,502.00 (+11.76%) | $17,650 (+25.18%) Land $1,290 Building $16,360 | $92,900 Land $6,800 Building $86,100 |
| 2022 | $1,344.00 | $14,100 Land $3,000 Building $11,100 | |
| 2021 | $74,200 Land $15,800 Building $58,400 |
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.
FEMA maps place 8739 Mavis Pl in Zone X, an area of minimal flood risk, though there have been 5 flood claims nearby since 1979.
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 Claims | 5 (1979–1981) |
| Most Recent Claim | Jul 1981 · rainfall accumulation |
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 8739 Mavis Pl 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 95% of the US · lower than 93% of Missouri |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | Direct burnable vegetation |
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 540 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL in parts of the area | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
May also be available: T-Mobile, Verizon.
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