Williamson County property record for 13166 Mill Stone Dr, Austin, TX 78729
| Property Type | Single Family Home |
|---|---|
| Details | 2.5 ba · 1,631 sqft · built 1982 |
| Lot Size | 0.148 acres (6,465 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $5,991 (2025) |
| Deeds & Mortgages | Apr 2026 Line of Credit Mar 2026 Mortgage + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-3110-000E-0009 |
| Primary APN | R-16-3110-000E-0009 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 1,631 sqft Living Area |
| 1st Floor Area | 1,232 sqft |
| 2nd Floor Area | 399 sqft |
| Flooring | Carpet |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1982 |
|---|---|
| Effective Year Built | Effective 1982 |
| Exterior Material | Wood |
| Roof Type | Gable |
| Lot Area | 6,465 sqft (0.148 acres) |
| Garage Area | 483 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 92 sqft |
| Patio Area | 120 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Connected |
| Account Number | R163110000E0009 |
|---|---|
| Street Address | 13166 MILL STONE DR |
| City | AUSTIN |
| State | TX |
| Zip | 78729-2727 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | S3052 - ANDERSON MILL VILLAGE, BLOCK E, LOT 9 |
| Legal Subdivision | ANDERSON MILL VILLAGE |
| Legal Block | E |
| Legal Lot Number | 9 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 1 |
| Census Block | 1018 |
| Census Tract | 20408 |
Source: Williamson County records · APN R-16-3110-000E-0009
Assessment roll updated January 5, 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 | Individual Name on File |
|---|---|
| Mailing Address | 13166 MILL STONE DR, AUSTIN, TX 78729-2727 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Apr 14, 2026 | Deed of Trust, Mortgage · Line of Credit RANDOLPH BROOKS FEDERAL CREDIT UNION |
| Mar 04, 2026 | Special Warranty Deed, Transfer · Conventional Mortgage RANDOLPH BROOKS FCU |
| Feb 26, 2026 | Special Warranty Deed, Transfer |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Mar 04, 2026 |
| Deed Sale | Mar 04, 2026 |
| Prior Sale | Feb 26, 2026 |
| Deed Document Number | 202617105 |
| Record Updated | Sep 20, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Recording Date | Apr 14, 2026 |
| Property Address | 13166 MILL STONE DR, AUSTIN, TX 78729-2727 |
| Document Number | 0000029435 |
| Instrument Date | Apr 09, 2026 |
| Instrument | 202629435 |
| Transaction Type | Mortgage |
| Record Updated | Jul 12, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Name | Verified Name |
|---|---|
| Address | 13166 MILL STONE DR, AUSTIN, TX 78729-2727 |
| Document Number | 0000029435, |
|---|---|
| Date | Apr 14, 2026 |
| Instrument | 202629435 |
| Name | RANDOLPH BROOKS FEDERAL CREDIT UNION |
|---|
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 300 Months |
| Due | Apr 01, 2051 |
| Rate | 6.11% |
|---|---|
| Max Rate | -1% |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Recording Date | Mar 04, 2026 |
| Property Address | 13166 MILL STONE DR, AUSTIN, TX 78729-2727 |
| Document Number | 0000017105 |
| Map Reference | CAB D SL 347 |
| Instrument Date | Feb 26, 2026 |
| Instrument | 2026017105 |
| Transaction Type | Transfer |
| Record Updated | Apr 01, 2026 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 13115 MILL STONE DR, AUSTIN, TX 78729-2753 |
| Name | Verified Name |
|---|---|
| Address | 13166 MILL STONE DR, AUSTIN, TX 78729-2727 |
| Document Number | 0000021307 |
|---|---|
| Date | Mar 04, 2026 |
| Instrument | 2026021307 |
| Name | RANDOLPH BROOKS FCU |
|---|---|
| Type | Credit Union |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 181 Months |
| Due | Apr 01, 2041 |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Recording Date | Feb 26, 2026 |
| Property Address | 13166 MILL STONE DR, AUSTIN, TX 78729-2727 |
| Document Number | 0000015071 |
| Map Reference | CAB D SL 347 |
| Instrument Date | Feb 26, 2026 |
| Instrument | 2026015071 |
| Transaction Type | Transfer |
| Record Updated | Apr 01, 2026 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 13115 MILL STONE DR, AUSTIN, TX 78729-2753 |
| Name | Verified Name |
|---|---|
| Address | 13166 MILL STONE DR, AUSTIN, TX 78729-2727 |
Source: Williamson County records · Assessment roll updated January 5, 2026 · Last verified June 2026
| Type | Name |
|---|---|
| State | Texas |
| Municipality | Austin City |
| County | Williamson County |
| Unified School District | Round Rock 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 | $5,991.00 (-2.74%) Homeowner's exemption | $376,099 (+2.01%) Land $82,500 Building $293,599 | $376,099 (+2.01%) Land $82,500 Building $293,599 |
| 2024 | $6,160.00 (+10.24%) | ||
| 2023 | $5,588.00 (-6.99%) Homeowner's exemption | $368,696 Land $84,000 Building $284,696 | $368,696 Land $84,000 Building $284,696 |
| 2022 | $6,008.00 |
Source: FEMA National Flood Hazard Layer as of October 5, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 17 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 17 in force |
| Nearby Flood Claims | 7 (1984–2010) |
| Claims Outside the SFHA | 2 of 7 |
| Most Recent Claim | Sep 2010 · other causes |
| Wildfire Risk | Low lower than 98% of the US · lower than 98.8% of Texas |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| 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 as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Google Fiber Fiber | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Electronic Corporate Pages Fixed Wireless | 200 / 40 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber, Fixed Wireless in parts of the area | 100 / 20 |
May also be available: Radiate Holdings.
Based on FCC filings for 437 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF AUSTIN WATER & WASTEWATER serves 1,115,323 people |
|---|---|
| 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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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