Travis County property record for 3909 Tranquil Ln, Austin, TX 78728
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 2,267 sqft · built 2015 |
| Lot Size | 0.101 acres (4,408 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $8,170 (2024) |
| Flood Zone | Zone X (minimal risk) |
| APN | 0282200606 |
| Primary APN | 0282200606 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Stories | 2 Stories |
| Building Area | 2,267 sqft Living Area |
| Gross Area | 2,646 sqft |
| 1st Floor Area | 1,165 sqft |
| 2nd Floor Area | 1,103 sqft |
| Year Built | Built 2015 |
|---|---|
| Foundation Type | Slab (Mat/Raft) |
| Roof Type | Hip |
| Roof Material | Composition Shingle |
| Lot Area | 4,408 sqft (0.101 acres) |
| Garage Type | Attached |
| Garage Area | 378 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Open Porch |
| Porch Area | 66 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | HVAC |
| Account Number | 841513 |
|---|---|
| Street Address | 3909 TRANQUIL LN |
| City | AUSTIN |
| State | TX |
| Zip | 78728-1332 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 3 BLK J RACEWAY SINGLE FAMILY SUBD SEC 4 |
| Legal Subdivision | RACEWAY SINGLE FAMILY SUBD SEC 4 |
| Legal Block | J |
| Legal Lot Number | 3 |
| Jurisdiction | TRAVIS TX |
| Township / Civil Division | AUSTIN |
| Census Block Group | 2 |
| Census Block | 2014 |
| Census Tract | 45600 |
Source: Travis County assessment roll, APN 0282200606, as of August 1, 2025 · Last verified November 2025
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 File |
|---|---|
| Mailing Address | 3909 TRANQUIL LN, AUSTIN, TX 78728-1332 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | May 12, 2015 |
| Deed Sale | May 12, 2015 |
| Deed Document Number | 2015073316 |
| Record Updated | Jun 08, 2026 |
Source: Travis County assessment roll as of August 1, 2025 · Last verified November 2025
| Type | Name |
|---|---|
| State | Texas |
| County | Travis 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 | $437,803 (-19.42%) Land $75,000 Building $362,803 | $437,803 (-19.42%) Land $75,000 Building $362,803 | |
| 2024 | $8,170.00 (-4.22%) | ||
| 2023 | $543,297 Land $75,000 Building $468,297 | $543,297 Land $75,000 Building $468,297 | |
| 2022 | $8,530.00 |
Source: FEMA National Flood Hazard Layer, Travis County (48453C), as of May 17, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 484530456002, as of September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition, as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 5 in force |
| Wildfire Risk | Not rated no burnable land within 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, 413 locations within half a mile, as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Google Fiber Fiber | 8,000 / 8,000 |
| AT&T Fiber · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| T-Mobile USA Fixed Wireless | 100 / 20 |
May also be available: Electronic Corporate Pages, Radiate Holdings.
Source: EPA Safe Drinking Water Information System, water system TX2270001, 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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