Travis County property record for 3409 Windy Harbor Dr, Austin, TX 78734
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 6 ba · 5,323 sqft · built 2011 |
| Lot Size | 2.64 acres (114,998 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $1,067,000 (Nov 2017) |
| Tax Bill | $22,274 (2025) |
| Deeds & Mortgages | Dec 2021 Mortgage Nov 2017 Mortgage + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 0150550136 |
| Primary APN | 0150550136 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 6 Baths |
| Stories | 2 Stories |
| Building Area | 5,323 sqft Living Area |
| Gross Area | 6,251 sqft |
| 1st Floor Area | 4,591 sqft |
| 2nd Floor Area | 732 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2011 |
|---|---|
| Effective Year Built | Effective 2011 |
| Construction Type | Wood |
| Roof Type | Hip |
| Roof Material | Metal |
| Lot Area | 114,998 sqft (2.64 acres) |
| Garage Type | Attached |
| Garage Area | 928 sqft |
| Parking Spaces | 4 Parking Spaces |
| Porch | Open Porch |
|---|---|
| Porch Area | 1,518 sqft |
| Deck Area | 72 sqft |
| Patio Area | 602 sqft |
| Total Buildings | 2 Buildings |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | 151965 |
|---|---|
| Street Address | 3409 WINDY HARBOR DR |
| City | AUSTIN |
| State | TX |
| Zip | 78734-2025 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 15 BLK B WINDMILL BLUFF ESTATES |
| Legal Subdivision | WINDMILL BLUFF ESTATES |
| Legal Block | B |
| Legal Lot Number | 15 |
| Jurisdiction | TRAVIS TX |
| Township / Civil Division | SOUTHWEST TRAVIS |
| Census Block Group | 3 |
| Census Block | 3034 |
| Census Tract | 31500 |
3409 Windy Harbor Dr is owned and occupied by two individuals who bought it in November 2017.
Source: Travis County records, as of March 16, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 3409 WINDY HARBOR DR, AUSTIN, TX 78734-2025 |
| 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.
| Date | Document |
|---|---|
| Dec 29, 2021 | Deed of Trust, Mortgage · Conventional Mortgage AMPLIFY CU |
| Nov 1, 2017 | Vendor's Lien, Transfer · Conventional Mortgage SECURITY NATIONAL MORTGAGE CO |
| Oct 3, 2017 | Affidavit of Death, Transfer INDEPENDENCE TITLE |
| Oct 3, 2017 | Warranty Deed, Transfer GRACY TITLE COMPANY |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Nov 1, 2017 · Amount on File |
| Deed Sale | Nov 1, 2017 · Amount on File |
| Prior Sale | Oct 3, 2017 |
| Deed Document Number | 2017174784 |
| Prior Transfer Date | Mar 19, 2003 |
| Prior Transfer Doc | 0000065363 |
| Record Updated | Oct 29, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | TRAVIS TX |
| Property Address | 3409 WINDY HARBOR DR, AUSTIN, TX 78734-2025 |
| Transaction Type | Mortgage |
| Record Updated | Jan 21, 2022 |
| Name | Verified Name |
|---|
| Document Number | 0000283049 |
|---|---|
| Date | Dec 29, 2021 |
| Instrument | 2021283049 |
| Name | AMPLIFY CU |
|---|---|
| Type | Credit Union |
| Address | AUSTIN, TX 78727 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Jan 1, 2052 |
| Document Type | Vendor's Lien |
|---|---|
| Jurisdiction | TRAVIS TX |
| Recording Date | Nov 1, 2017 |
| Property Address | 3409 WINDY HARBOR DR, AUSTIN, TX 78734-2025 |
| Document Number | 0000174784 |
| Map Reference | VOL78 PG151 |
| Instrument Date | Oct 30, 2017 |
| Instrument | 2017174784 |
| Transaction Type | Transfer |
| Record Updated | Nov 11, 2021 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | PO BOX 342724, AUSTIN, TX 78734-0046 |
| Name | Verified Name |
|---|---|
| Address | 3409 WINDY HARBOR DR, AUSTIN, TX 78734-2025 |
| Document Number | 0000174785 |
|---|---|
| Date | Nov 1, 2017 |
| Instrument | 2017174785 |
| Name | SECURITY NATIONAL MORTGAGE CO |
|---|---|
| Type | Mortgage Company |
| Special Notes | Seller Financed |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Nov 1, 2047 |
| Document Type | Affidavit of Death |
|---|---|
| Jurisdiction | TRAVIS TX |
| Recording Date | Oct 3, 2017 |
| Property Address | 3409 WINDY HARBOR DR, AUSTIN, TX 78734-2025 |
| Document Number | 0000158850 |
| Instrument Date | Sep 9, 2017 |
| Instrument | 158850 |
| Transaction Type | Transfer |
| Record Updated | Oct 25, 2017 |
| Title Company | INDEPENDENCE TITLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 100 E WHITESTONE BLVD #148-124 CEDAR PARK TX 786131904, 148-12, CEDAR PARK, TX 78613-1904 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | TRAVIS TX |
| Recording Date | Oct 3, 2017 |
| Property Address | 3409 WINDY HARBOR DR, AUSTIN, TX 78734-2025 |
| Document Number | 0000158852 |
| Instrument Date | Sep 8, 2017 |
| Instrument | 158852 |
| Transaction Type | Transfer |
| Record Updated | Oct 25, 2017 |
| Title Company | GRACY TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Husband and Wife |
| Address | 3409 WINDY HARBOR DR AUSTIN TX 787342025, AUSTIN, TX 78734-2025 |
The 2025 property tax bill for 3409 Windy Harbor Dr was $22,274 with a homeowner's exemption, up 10.3% from the year before.
Source: Travis County assessment roll, as of March 16, 2026
| Type | Name |
|---|---|
| State | Texas |
| Municipality | Austin City |
| County | Travis County |
| Unified School District | Lake Travis Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $22,274.00 (+10.29%) Homeowner's exemption | $1,718,415 | $2,259,254 Land $892,584 Building $1,366,670 |
| 2024 | $20,196.00 | ||
| 2023 | $1,591,283 Land $853,776 Building $737,507 | $1,591,283 Land $853,776 Building $737,507 | |
| 2022 | $18,269.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3409 Windy Harbor Dr in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 7 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.
Wildfire risk around 3409 Windy Harbor Dr is moderate, ranking above 42% of the US, with a 0.03% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 42% of the US · lower than 84% of Texas |
|---|---|
| Wildfire Likelihood | 0.03% annual chance |
| Exposure | Direct burnable vegetation |
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 | TRAVIS COUNTY WCID 17 serves 45,165 people · EPA ID TX2270027 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Mar 2023 |
| Lead | 3 ppb (2024–2026) 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 56 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
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