Harris County property record for 6403 Thornwall St, Houston, TX 77092 · Last verified June 2026
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 1 ba · 1,360 sqft · built 1958 |
| Lot Size | 0.174 acres (7,590 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $4,456 (2025) |
| Flood Zone | Zone AE (high risk) |
| APN | 087-047-000-0008 |
| Primary APN | 087-047-000-0008 |
|---|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 1 Bath |
| Plumbing Fixtures | 5 Plumbing Fixtures |
| Total Rooms | 7 Rooms |
| Stories | 1 Story |
| Building Area | 1,360 sqft Living Area |
| 1st Floor Area | 1,360 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1958 |
|---|---|
| Effective Year Built | Effective 1958 |
| Architectural Style | Traditional |
| Exterior Material | Combination |
| Construction Type | Frame |
| Lot Area | 7,590 sqft (0.174 acres) |
| View / Lot | Neighborhood |
| Garage Type | Carport |
| Garage Area | 368 sqft |
| Carport | Carport |
| Carport Area | 368 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Frame Porch |
| Porch Area | 68 sqft |
| Shed | 1 Shed |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0870470000008 |
|---|---|
| Street Address | 6403 THORNWALL ST |
| City | HOUSTON |
| State | TX |
| Zip | 77092-6125 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LT 8 BLK 14 LANGWOOD SEC 3 |
| Legal Subdivision | LANGWOOD SEC 3 |
| Legal Block | 14 |
| Legal Lot Number | 8 |
| Jurisdiction | HARRIS TX |
| Township / Civil Division | HOUSTON |
| Census Block Group | 2 |
| Census Block | 2020 |
| Census Tract | 520501 |
Source: Harris County records · APN 087-047-000-0008
Assessment roll updated May 26, 2026 · Last verified June 2026
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 File |
|---|---|
| Mailing Address | 6403 THORNWALL ST, HOUSTON, TX 77092-6125 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | May 14, 2010 |
| Deed Sale | May 14, 2010 |
| Prior Sale | Mar 08, 2010 · Amount on Record |
| Deed Document Number | 2010200120 |
| Deed Book / Page | 7190 / 1527 |
| Record Updated | Sep 20, 2026 |
Source: Harris County records · Assessment roll updated May 26, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Harris County |
| Municipality | Houston City |
| Unified School District | Houston Independent School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $4,456.00 (+4.45%) | $209,712 (-3.65%) Land $98,890 Building $110,822 | $209,712 (-3.65%) Land $98,890 Building $110,822 |
| 2024 | $4,266.00 (-2.71%) | ||
| 2023 | $217,659 Land $90,024 Building $127,635 | $217,659 Land $90,024 Building $127,635 | |
| 2022 | $4,385.00 (+23%) | ||
| 2020 | $3,565.00 |
Source: FEMA National Flood Hazard Layer, Harris County (48201C), updated May 17, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 482015205012, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone AE |
|---|---|
| Special Flood Hazard Area | Yes |
| Flood Hazard | High |
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required (federally backed mortgages) |
| Flood Insurance Cost | Premium on Record median of 48 individual NFIP policies nearby |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 48 in force |
| Nearby Flood Claims | 2 (2016–2017) |
| Claims Outside the SFHA | 2 of 2 |
| Most Recent Claim | Aug 2017, rainfall accumulation, Hurricane Harvey |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| Exposure | None beyond 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, availability as of December 31, 2025 · Published October 2026 · based on 265 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| Xfinity | Cable | 2,000 / 2,000 |
| Verizon | Fixed Wireless | 300 / 20 |
May also be available at this address: AT&T, T-Mobile USA. Availability varies by address; speeds are provider-advertised maximums, not measured.
5G and 4G LTE
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