Williamson County property record for 10433 Firethorn Ln, Austin, TX 78750
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 1,385 sqft · built 1975 |
| Lot Size | 0.173 acres (7,550 sqft) |
| Owner | 2 Individual Names on Record |
| Tax Bill | $1,507 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-5640-000F-0016 |
| Primary APN | R-16-5640-000F-0016 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Stories | 1 Story |
| Building Area | 1,385 sqft Living Area |
| 1st Floor Area | 1,385 sqft |
| Flooring | Carpet |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1975 |
|---|---|
| Effective Year Built | Effective 1982 |
| Exterior Material | Wood |
| Roof Type | Gable |
| Lot Area | 7,550 sqft (0.173 acres) |
| Garage Area | 466 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 427 sqft |
| Patio Area | 96 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Connected |
| Account Number | R165640000F0016 |
|---|---|
| Street Address | 10433 FIRETHORN LN |
| City | AUSTIN |
| State | TX |
| Zip | 78750-1740 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | VILLAGE 1 AT ANDERSON MILL, BLOCK F, LOT 16 |
| Legal Subdivision | VILLAGE 1 AT ANDERSON MILL |
| Legal Block | F |
| Legal Lot Number | 16 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 2 |
| Census Block | 2007 |
| Census Tract | 20405 |
Source: Williamson County records, as of September 11, 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 Record |
|---|---|
| Mailing Address | 10433 FIRETHORN LN, AUSTIN, TX 78750-1740 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
Source: Williamson County assessment roll, as of September 11, 2026
| Type | Name |
|---|---|
| State | Texas |
| Municipality | Austin City |
| County | Williamson County |
| Unified School District | Round Rock Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $1,507.00 (-15.29%) Homeowner's exemption Senior Citizen's exemption | $359,576 (-0.13%) Land $87,500 Building $272,076 | $359,576 (-0.13%) Land $87,500 Building $272,076 |
| 2023 | $1,779.00 (-36.44%) Homeowner's exemption Senior Citizen's exemption | $360,040 Land $92,000 Building $268,040 | $360,040 Land $92,000 Building $268,040 |
| 2022 | $2,799.00 |
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 October 5, 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 |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 3 in force |
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 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 AUSTIN WATER & WASTEWATER serves 1,115,323 people · EPA ID TX2270001 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jul 2023 |
| Lead | Under 1 ppb (2022–2024) action level 15 ppb |
| Water Quality | Turbidity resolved · Feb 2022 |
|---|---|
| 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 618 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Google Fiber Fiber | 8,000 / 8,000 |
| 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: Western Broadband.
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