Williamson County property record for 16503 Lounsbury Pl, Austin, TX 78717
| Property Type | Single Family Home |
|---|---|
| Details | 2.5 ba · 3,891 sqft · built 1999 |
| Lot Size | 0.219 acres (9,557 sqft) |
| Owner | 2 Trust Names on File |
| Last Sale | $567,910 (Aug 2025) |
| Tax Bill | $14,097 (2025) |
| Deeds & Mortgages | Feb 2026 Transfer Aug 2025 Mortgage + 2 more |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-4497-000A-0015 |
| Primary APN | R-16-4497-000A-0015 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 3,891 sqft Living Area |
| 1st Floor Area | 1,835 sqft |
| 2nd Floor Area | 2,056 sqft |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1999 |
|---|---|
| Effective Year Built | Effective 2000 |
| Exterior Material | Brick Veneer |
| Roof Type | Hip |
| Lot Area | 9,557 sqft (0.219 acres) |
| Garage Area | 546 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 94 sqft |
| Patio Area | 144 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | R164497000A0015 |
|---|---|
| Street Address | 16503 LOUNSBURY PL |
| City | AUSTIN |
| State | TX |
| Zip | 78717-3015 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | S6348 - MEADOWS OF BRUSHY CREEK PH 5, BLOCK A, LOT 15 |
| Legal Subdivision | MEADOWS OF BRUSHY CREEK PH 5 |
| Legal Block | A |
| Legal Lot Number | 15 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 20517 |
16503 Lounsbury Pl is held in a trust since August 2025.
Source: Williamson County records, as of September 11, 2026
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Owner of Record | 2 Trust Names on File |
|---|---|
| Mailing Address | 16503 LOUNSBURY PL, AUSTIN, TX 78717-3015 |
| Owner Type | Company |
| Vesting | Trust, Revocable Living Trust |
| Date | Document |
|---|---|
| Feb 13, 2026 | Intrafamily Transfer, Transfer |
| Aug 29, 2025 | Vendor's Lien, Transfer · Conventional Mortgage NATIONSTAR MORTGAGE LLC |
| Jun 17, 2022 | Deed of Trust, Mortgage · Conventional Mortgage FLAGSTAR BANK FSB |
| Mar 26, 2019 | Deed of Trust, Mortgage AUSTIN TELCO FCU |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Aug 29, 2025 · Amount on File |
| Deed Sale | Aug 29, 2025 · Amount on File |
| Prior Sale | Sep 16, 2014 · Amount on File |
| Deed Document Number | 202568279 |
| Prior Transfer Date | Sep 15, 2014 |
| Prior Transfer Doc | 0000074188 |
| Record Updated | Oct 29, 2026 |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Recording Date | Feb 13, 2026 |
| Property Address | 16503 LOUNSBURY PL, AUSTIN, TX 78717-3015 |
| Document Number | 0000011623 |
| Map Reference | CAB N SL 76-79 |
| Instrument Date | Jan 19, 2026 |
| Instrument | 2026011623 |
| Transaction Type | Transfer |
| Record Updated | Feb 26, 2026 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|---|
| Address | 16503 LOUNSBURY PL, AUSTIN, TX 78717-3015 |
| Name | Verified Name |
|---|---|
| Relationship | Revocable Living Trust |
| Address | 16503 LOUNSBURY PL, AUSTIN, TX 78717-3015 |
| Document Type | Vendor's Lien |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Recording Date | Aug 29, 2025 |
| Property Address | 16503 LOUNSBURY PL, AUSTIN, TX 78717-3015 |
| Document Number | 0000068279 |
| Map Reference | CAB N SL 76-79 |
| Instrument Date | Aug 26, 2025 |
| Instrument | 2025068279 |
| Transaction Type | Transfer |
| Record Updated | Oct 3, 2025 |
| Title Company | TITLE FORWARD |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 16503 LOUNSBURY PL, AUSTIN, TX 78717-3015 |
| Document Number | 0000068280 |
|---|---|
| Date | Aug 29, 2025 |
| Instrument | 2025068280 |
| Name | NATIONSTAR MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Special Notes | Seller Financed |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 361 Months |
| Due | Sep 1, 2055 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Property Address | 16503 LOUNSBURY PL, AUSTIN, TX 78717-3015 |
| Transaction Type | Mortgage |
| Record Updated | Jun 30, 2022 |
| Name | Verified Name |
|---|
| Document Number | 0000074333 |
|---|---|
| Date | Jun 17, 2022 |
| Instrument | 2022074333 |
| Name | FLAGSTAR BANK FSB |
|---|---|
| Type | Bank |
| Address | TROY, MI 48098 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 157 Months |
| Due | Jul 1, 2035 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Property Address | 16503 LOUNSBURY PL, AUSTIN, TX 78717-3015 |
| Transaction Type | Mortgage |
| Record Updated | Dec 16, 2021 |
| Title Company | TEXAS NATIONAL TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000024532 |
|---|---|
| Date | Mar 26, 2019 |
| Instrument | 2019024532 |
| Name | AUSTIN TELCO FCU |
|---|---|
| Type | Credit Union |
| Address | AUSTIN, TX 78757 |
| Amount | Amount on Record |
|---|---|
| Term | 241 Months |
| Due | Apr 9, 2039 |
The 2025 property tax bill for 16503 Lounsbury Pl was $14,097.
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 | $14,097.00 | $680,000 Land $101,000 Building $579,000 | $680,000 Land $101,000 Building $579,000 |
| 2023 | $10,455.00 (-3.43%) Homeowner's exemption | $623,336 Land $105,000 Building $518,336 | $623,336 Land $105,000 Building $518,336 |
| 2022 | $10,826.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 16503 Lounsbury Pl in Zone X, an area of minimal flood risk.
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 |
| Nearby Flood Policies | 4 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 16503 Lounsbury Pl is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 99.1% of the US · lower than 99.3% 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 618 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, Google Fiber, SOS Communications, VTX Communications, Western Broadband.
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