Williamson County property record for 9100 Brimstone Ln, Austin, TX 78717
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 2,031 sqft · built 1992 |
| Lot Size | 0.19 acres (8,297 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $489,440 (Jul 2025) |
| Tax Bill | $7,955 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-4495-000C-0022 |
| Primary APN | R-16-4495-000C-0022 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Stories | 1 Story |
| Building Area | 2,031 sqft Living Area |
| Gross Area | 2,291 sqft |
| 1st Floor Area | 2,031 sqft |
| Flooring | Carpet |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1992 |
|---|---|
| Effective Year Built | Effective 1997 |
| Exterior Material | Brick Veneer |
| Roof Material | Other |
| Lot Area | 8,297 sqft (0.19 acres) |
| Garage Area | 420 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 35 sqft |
| Patio Area | 260 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Account Number | R164495000C0022 |
|---|---|
| Street Address | 9100 BRIMSTONE LN |
| City | AUSTIN |
| State | TX |
| Zip | 78717-3019 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | MEADOWS OF BRUSHY CREEK, BLOCK C, LOT 22 |
| Legal Subdivision | MEADOWS OF BRUSHY CREEK |
| Legal Block | C |
| Legal Lot Number | 22 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 1 |
| Census Block | 1001 |
| Census Tract | 20517 |
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 | 9100 BRIMSTONE LN, AUSTIN, TX 78717-3019 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Husband and Wife |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Jul 25, 2025 · Amount on Record |
| Deed Sale | Jul 25, 2025 · Amount on Record |
| Prior Sale | Mar 19, 2012 · Amount on Record |
| Deed Document Number | 202557923 |
| Prior Transfer Date | Apr 30, 2007 |
| Prior Transfer Doc | 0000036812 |
| Record Updated | Oct 29, 2026 |
Source: Williamson County assessment roll, as of September 11, 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Williamson County |
| Unified School District | Round Rock Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $7,955.00 (+14.31%) Homeowner's exemption | $446,063 (-3.87%) Land $101,000 Building $345,063 | $446,063 (-3.87%) Land $101,000 Building $345,063 |
| 2023 | $6,959.00 (-5.55%) Homeowner's exemption | $464,038 Land $105,000 Building $359,038 | $464,038 Land $105,000 Building $359,038 |
| 2022 | $7,368.00 |
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 | 5 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 | BRUSHY CREEK MUD serves 18,314 people · EPA ID TX2460061 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | May 2025 |
| Lead | 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 574 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, Google Fiber, VTX Communications, Western Broadband.
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