Harris County property record for 10409 Onslow St, Houston, TX 77016
| Property Type | Single Family Home |
|---|---|
| Details | 2 bd · 1 ba · 1,122 sqft · built 1956 |
| Lot Size | 0.163 acres (7,080 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $1,717 (2023) |
| Flood Zone | Zone X (minimal risk) |
| APN | 077-050-015-0309 |
| Primary APN | 077-050-015-0309 |
|---|
| Bedrooms | 2 Beds |
|---|---|
| Full Baths | 1 Bath |
| Plumbing Fixtures | 5 Plumbing Fixtures |
| Total Rooms | 5 Rooms |
| Stories | 1 Story |
| Building Area | 1,122 sqft Living Area |
| 1st Floor Area | 1,122 sqft |
| Year Built | Built 1956 |
|---|---|
| Effective Year Built | Effective 1956 |
| Architectural Style | Traditional |
| Exterior Material | Combination |
| Construction Type | Frame |
| Foundation Type | Slab (Mat/Raft) |
| Lot Area | 7,080 sqft (0.163 acres) |
| View / Lot | Neighborhood |
| Garage Type | Detached |
| Garage Area | 400 sqft |
| Parking Spaces | 3 Parking Spaces |
| Porch | Open Frame Porch |
| Porch Area | 24 sqft |
| Shed | 1 Shed |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Municipal |
| Water Source | Commercial |
| Account Number | 0770500150309 |
|---|---|
| Street Address | 10409 ONSLOW ST |
| City | HOUSTON |
| State | TX |
| Zip | 77016-3119 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LT 309 BLK 10 FONTAINE PLACE SEC 3 |
| Legal Subdivision | FONTAINE PLACE SEC 3 |
| Legal Block | 10 |
| Legal Lot Number | 309 |
| Jurisdiction | HARRIS TX |
| Township / Civil Division | HOUSTON |
| Census Block Group | 1 |
| Census Block | 1015 |
| Census Tract | 231600 |
10409 Onslow St is owned and occupied by an individual.
Source: Harris County records, as of September 29, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 10409 ONSLOW ST, HOUSTON, TX 77016-3119 |
| 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 |
|---|---|
| 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 | Houston Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2026 | $121,720 (-3.78%) Land $60,180 Building $61,540 | $121,720 (-3.78%) Land $60,180 Building $61,540 | |
| 2025 | $126,507 Land $60,180 Building $66,327 | $126,507 Land $60,180 Building $66,327 | |
| 2023 | $1,717.00 Homeowner's exemption | $117,977 Land $37,170 Building $80,807 | $117,977 Land $37,170 Building $80,807 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 10409 Onslow St in Zone X, an area of minimal flood risk, though there have been 36 flood claims nearby since 1983.
Source: FEMA National Flood Hazard Layer, effective May 17, 2026 · 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 |
| Flood Insurance Cost | Premium on File median of 33 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 33 in force |
| Nearby Flood Claims | 36 (1983–2019) |
| Claims Outside the SFHA | 21 of 36 |
| Most Recent Claim | Sep 2019 · Tropical Storm Imelda |
| 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 10409 Onslow St 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 99.8% of Texas |
|---|---|
| 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 | CITY OF HOUSTON serves 2,970,543 people · EPA ID TX1010013 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Oct 2025 |
| Lead | 5 ppb (2024) action level 15 ppb |
| Water Quality | Turbidity resolved · May 2025 |
|---|---|
| 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 511 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Xfinity Cable | 2,000 / 2,000 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Verizon.
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