St. Louis County property record for 644 W Valley Dr, Ballwin, MO 63021
| Property Type | Vacant Land |
|---|---|
| Lot Size | 0.4 acres (17,424 sqft) |
| Owner | Company Name on File |
| Tax Bill | $188 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | 26S-53-0433 |
| Primary APN | 26S-53-0433 |
|---|
| Lot Area | 17,424 sqft (0.4 acres) |
|---|---|
| Lot Dimensions | 133 ft deep x 150 ft wide |
| Sewer | Municipal |
|---|---|
| Water Source | Commercial |
| Street Address | 644 W VALLEY DR |
|---|---|
| City | BALLWIN |
| State | MO |
| Zip | 63021-7249 |
| Property Category | Vacant Land |
| Property Type | Vacant Land > Uncategorized |
| Local Zoning Code | NU |
| Legal Description | CASTLEWOOD CAMP TRACT Q 3RD LOT 120 |
| Legal Subdivision | CASTLEWOOD CAMP TRACT Q 3RD |
| Legal Tract | Q |
| Legal Lot Number | 120 |
| Jurisdiction | ST LOUIS MO |
| Township / Civil Division | MERAMEC |
| Census Block Group | 3 |
| Census Block | 3010 |
| Census Tract | 217921 |
644 W Valley Dr, vacant land, is owned by a company.
Source: St. Louis County records, as of September 29, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 1102 WESTMONT DR, BALLWIN, MO 63021-7253 |
| Owner Type | Company |
| Vesting | Company |
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 |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 644 W Valley Dr was $188, down 34.3% from the year before.
Source: St. Louis County assessment roll, as of September 29, 2026
| Type | Name |
|---|---|
| State | Missouri |
| County | St. Louis County |
| Unified School District | Rockwood R-VI School District (KG - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $2,760 (-) Land $2,760 | $14,500 (-) Land $14,500 | |
| 2025 | $188.00 (-34.27%) | $2,760 Land $2,760 | $14,500 Land $14,500 |
| 2024 | $286.00 | ||
| 2023 | $286.00 | $4,120 Land $4,120 | $21,700 Land $21,700 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 644 W Valley Dr in Zone X, an area of minimal flood risk, though there have been 23 flood claims nearby since 1982.
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 | 1 in force |
| Nearby Flood Claims | 23 (1982–2017) |
| Claims Outside the SFHA | 9 of 23 |
| Most Recent Claim | May 2017 · Severe Storms, Tornadoes, Straight-line Winds And Flooding |
| Claims by Event |
|
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 644 W Valley Dr is low, with a 0.02% annual chance of wildfire.
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 | 0.02% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 82 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Wisper ISP.
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