Williamson County property record for 12403 Tree Line Dr, Austin, TX 78729 · Last verified May 2026
| Property Type | Duplex |
|---|---|
| Details | 4 ba · 2,185 sqft · built 1981 |
| Lot Size | 0.257 acres (11,181 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $192,200 (Nov 2012) |
| Tax Bill | $9,197 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-5471-000H-0042 |
| Primary APN | R-16-5471-000H-0042 |
|---|---|
| Alternative APNs |
|
| Full Baths | 4 Baths |
|---|---|
| Units | 2 Units |
| Stories | 1 Story |
| Building Area | 2,185 sqft Living Area |
| 1st Floor Area | 2,185 sqft |
| Flooring | Carpet |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 1981 |
|---|---|
| Effective Year Built | Effective 1981 |
| Architectural Style | Duplex Single |
| Exterior Material | Stone |
| Roof Type | Hip |
| Lot Area | 11,181 sqft (0.257 acres) |
| Garage Area | 441 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 44 sqft |
| Patio Area | 100 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Connected |
| Account Number | R165471000H0042 |
|---|---|
| Street Address | 12403 TREE LINE DR |
| City | AUSTIN |
| State | TX |
| Zip | 78729-5429 |
| Property Category | Residential |
| Property Type | Residential > Multi-Unit > Duplex |
| Legal Description | SPRINGWOODS SEC 1A AMENDED 1981, BLOCK H, LOT 42 |
| Legal Subdivision | SPRINGWOODS SEC 1A AMENDED 1981 |
| Legal Block | H |
| Legal Lot Number | 42 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 1 |
| Census Block | 1002 |
| Census Tract | 20406 |
Source: Williamson County records · APN R-16-5471-000H-0042
Assessment roll updated September 15, 2025 · Last verified May 2026
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 | 8127 MESA DR, B206, AUSTIN, TX 78759-8632 |
| Owner Type | Individual |
| Deed Names | 2 Verified Names on Deed |
|---|---|
| Last Sale | Nov 05, 2012 · Amount on Record |
| Deed Sale | Nov 05, 2012 · Amount on Record |
| Deed Document Number | 201292083 |
| Record Updated | Jun 08, 2026 |
Source: Williamson County records · Assessment roll updated September 15, 2025 · Last verified May 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 | $9,197.00 | $439,130 (-15.55%) Land $96,300 Building $342,830 | $439,130 (-15.55%) Land $96,300 Building $342,830 |
| 2024 | $9,197.00 (-4.79%) | ||
| 2023 | $9,660.00 (-6.77%) | $519,977 Land $120,000 Building $399,977 | $519,977 Land $120,000 Building $399,977 |
| 2022 | $10,362.00 |
Source: FEMA National Flood Hazard Layer, Williamson County (48491C), updated October 5, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| 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; lenders make the official flood determination.
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