Williamson County property record for 15521 Gustine Cv, Austin, TX 78717 · Last verified October 2025
| Property Type | Single Family Home |
|---|---|
| Details | 3 ba · 3,061 sqft · built 1999 |
| Lot Size | 0.157 acres (6,877 sqft) |
| Owner | Owner Name on File |
| Tax Bill | $8,722 (2025) |
| Deeds & Mortgages | Sep 2019 Line of Credit |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-5979-000E-0014 |
| Primary APN | R-16-5979-000E-0014 |
|---|---|
| Alternative APNs |
|
| Full Baths | 3 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 3,061 sqft Living Area |
| 1st Floor Area | 1,321 sqft |
| 2nd Floor Area | 1,740 sqft |
| Flooring | Carpet |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1999 |
|---|---|
| Effective Year Built | Effective 2003 |
| Exterior Material | Brick Veneer |
| Foundation Type | Slab (Mat/Raft) |
| Roof Type | Hip |
| Lot Area | 6,877 sqft |
| Garage Area | 399 sqft |
| Parking Spaces | 1 Parking Space |
| Pool Area | 404 sqft |
|---|---|
| Porch | Open Porch |
| Porch Area | 55 sqft |
| Patio Area | 60 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | R343201 |
|---|---|
| Street Address | 15521 GUSTINE CV |
| City | AUSTIN |
| State | TX |
| Zip | 78717-5424 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | S5960 - WOODS OF BRUSHY CREEK SEC 2 PH 4, BLOCK E, LOT 14 |
| Legal Subdivision | WOODS OF BRUSHY CREEK |
| Legal Phase | 4 |
| Legal Block | E |
| Legal Lot Number | 14 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 1 |
| Census Block | 1004 |
| Census Tract | 20517 |
Source: Williamson County records · APN R-16-5979-000E-0014
Assessment roll updated August 1, 2025 · Last verified October 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Owner Name on File |
|---|---|
| Mailing Address | 15521 GUSTINE CV, AUSTIN, TX 78717-5424 |
| Occupancy | Owner Occupied |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Sep 15, 2014 |
| Deed Sale | Sep 15, 2014 |
| Deed Document Number | 2014073687 |
| Record Updated | Jun 07, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Property Address | 15521 GUSTINE CV, AUSTIN, TX 78717-5424 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Name | Verified Name |
|---|
| Document Number | 0000088587 |
|---|---|
| Date | Sep 19, 2019 |
| Instrument | 2019088587 |
| Name | AUSTIN TELCO FCU |
|---|---|
| Type | Credit Union |
| Address | AUSTIN, TX 78757 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 180 Months |
| Due | Sep 16, 2034 |
Source: Williamson County records · Assessment roll updated August 1, 2025 · Last verified October 2025
| Type | Name |
|---|---|
| State | Texas |
| 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 | $8,722.00 (+10.59%) Homeowner's exemption | $666,941 (+15.59%) Land $115,000 Building $551,941 | $666,941 (+15.59%) Land $115,000 Building $551,941 |
| 2023 | $7,887.00 (-4.82%) Homeowner's exemption | $577,006 Land $105,000 Building $472,006 | $577,006 Land $105,000 Building $472,006 |
| 2022 | $8,286.00 |
Source: FEMA National Flood Hazard Layer, Williamson County (48491C), updated October 5, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 484910205171, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 5 in force |
| Wildfire Risk | Not rated no burnable land in reach |
|---|---|
| Wildfire Likelihood | Negligible |
| 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, availability as of December 31, 2025 · Published October 2026 · based on 242 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| AT&T | Fiber | 5,000 / 5,000 |
| Spectrum | Cable | 1,000 / 1,000 |
| Verizon | Fixed Wireless | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| AT&T | DSL | 100 / 20 |
May also be available at this address: AT&T, Electronic Corporate Pages, Spectrum. Availability varies by address; speeds are provider-advertised maximums, not measured.
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