Harris County property record for 21811 Walnut Rd, Humble, TX 77339
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 1 ba · 1,221 sqft · built 1972 |
| Lot Size | 0.179 acres (7,800 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $43,000 (May 1999) |
| Tax Bill | $694 (2024) |
| Flood Zone | Zone AE (high risk) |
| APN | 086-148-000-0012 |
| Primary APN | 086-148-000-0012 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 1 Bath |
| Plumbing Fixtures | 5 Plumbing Fixtures |
| Total Rooms | 6 Rooms |
| Stories | 1 Story |
| Building Area | 1,221 sqft Living Area |
| 1st Floor Area | 1,221 sqft |
| Year Built | Built 1972 |
|---|---|
| Effective Year Built | Effective 2018 |
| Architectural Style | Traditional |
| Exterior Material | Combination |
| Construction Type | Frame |
| Foundation Type | Raised |
| Lot Area | 7,800 sqft (0.179 acres) |
| View / Lot | Flood Plain |
| Porch | Open Frame Porch |
|---|---|
| Porch Area | 32 sqft |
| Patio Area | 348 sqft |
| Shed | 1 Shed |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Connected |
| Account Number | 0861480000012 |
|---|---|
| Street Address | 21811 WALNUT RD |
| City | KINGWOOD |
| State | TX |
| Zip | 77339-4125 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LT 12 BLK 3 NORTHSHORE |
| Legal Subdivision | NORTHSHORE |
| Legal Block | 3 |
| Legal Lot Number | 12 |
| Jurisdiction | HARRIS TX |
| Township / Civil Division | HOUSTON |
| Census Block Group | 4 |
| Census Block | 4020 |
| Census Tract | 251100 |
Source: Harris County records, as of September 29, 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 Record |
|---|---|
| Mailing Address | 21811 WALNUT RD, KINGWOOD, TX 77339-4125 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | May 17, 1999 · Amount on Record |
| Deed Sale | May 17, 1999 · Amount on Record |
| Deed Document Number | 1999726302 |
| Deed Book / Page | 52565 / 2056 |
| Prior Transfer Date | May 14, 1999 |
| Prior Transfer Doc | 000T726302 |
| Record Updated | Oct 29, 2026 |
Source: Harris County assessment roll, as of September 29, 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Harris County |
| Municipality | Houston City |
| Unified School District | Humble Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $97,324 (+19.82%) Land $14,742 Building $82,582 | $97,324 (+19.82%) Land $14,742 Building $82,582 | |
| 2025 | $81,226 (-) Land $13,268 Building $67,958 | $81,226 (-) Land $13,268 Building $67,958 | |
| 2024 | $694.00 (+16.84%) | ||
| 2023 | $81,226 Land $13,268 Building $67,958 | $81,226 Land $13,268 Building $67,958 | |
| 2022 | $594.00 (+21.97%) | ||
| 2020 | $487.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
Source: FEMA National Flood Hazard Layer, effective May 17, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026
| FEMA Flood Zone | Zone AE high risk |
|---|---|
| 100-Year Floodplain | Yes 1% annual chance |
| Floodway | No |
| Base Flood Elevation | Varies along the reach; see FIRM |
| Flood Insurance Requirement | Required federally backed loans |
| Flood Insurance Cost | Premium on Record median of 75 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 75 in force |
| Nearby Flood Claims | 971 (1978–2024) |
| Claims Outside the SFHA | 128 of 971 |
| Most Recent Claim | May 2024 · Severe Storms, Straight-line Winds, Tornadoes, 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.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 93% of the US · lower than 96% of Texas |
|---|---|
| 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 | CITY OF HOUSTON UD 5 - KINGWOOD serves 80,073 people · EPA ID TX1010348 |
|---|---|
| Water Source | Groundwater |
| Last State Inspection | Feb 2024 |
| Also Mapped Here | CITY OF HOUSTON |
| Lead | Under 1 ppb (2024–2026) 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 87 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Xfinity Cable | 2,000 / 250 |
| Optimum Cable | 940 / 35 |
May also be available: Tachus Fiber Internet.
5G and 4G LTE (outdoors only)
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