Williamson County property record for 12403 Split Rail Pkwy, Austin, TX 78750
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 1,534 sqft · built 1976 |
| Lot Size | 0.231 acres (10,071 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $5,961 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-5650-000R-0016 |
| Primary APN | R-16-5650-000R-0016 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Stories | 1 Story |
| Building Area | 1,534 sqft Living Area |
| 1st Floor Area | 1,534 sqft |
| Flooring | Carpet |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1976 |
|---|---|
| Effective Year Built | Effective 1982 |
| Exterior Material | Brick Veneer |
| Roof Type | Gable |
| Lot Area | 10,071 sqft (0.231 acres) |
| Garage Area | 400 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 12 sqft |
| Patio Area | 96 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Connected |
| Account Number | R165650000R0016 |
|---|---|
| Street Address | 12403 SPLIT RAIL PKWY |
| City | AUSTIN |
| State | TX |
| Zip | 78750-1146 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | VILLAGE 2 AT ANDERSON MILL, BLOCK R, LOT 16 |
| Legal Subdivision | VILLAGE 2 AT ANDERSON MILL |
| Legal Block | R |
| Legal Lot Number | 16 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 2 |
| Census Block | 2003 |
| Census Tract | 20403 |
12403 Split Rail Pkwy is owned and occupied by two individuals.
Source: Williamson County records, as of September 11, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 12403 SPLIT RAIL PKWY, AUSTIN, TX 78750-1146 |
| 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.
| Deed Names | 2 Names on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 12403 Split Rail Pkwy was $5,961 with a homeowner's exemption.
Source: Williamson County assessment roll, as of September 11, 2026
| Type | Name |
|---|---|
| State | Texas |
| Municipality | Austin City |
| County | Williamson County |
| Unified School District | Round Rock Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $5,961.00 Homeowner's exemption | $364,485 Land $87,500 Building $276,985 | $364,485 Land $87,500 Building $276,985 |
| 2023 | $5,513.00 (-12.14%) Homeowner's exemption | $348,082 Land $92,000 Building $256,082 | $348,082 Land $92,000 Building $256,082 |
| 2022 | $6,275.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 12403 Split Rail Pkwy 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 October 5, 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 | 43 units insured incl. 36 condo units |
| Nearby Flood Claims | 8 (1979–1984) |
| Most Recent Claim | Oct 1984 · river or lake flooding |
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 12403 Split Rail Pkwy 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 99.8% of the US · lower than 99.8% 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 | CITY OF AUSTIN WATER & WASTEWATER serves 1,115,323 people · EPA ID TX2270001 |
|---|---|
| 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, 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 555 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Google Fiber Fiber | 8,000 / 8,000 |
| Spectrum Cable | 1,000 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL | 100 / 20 |
May also be available: Western Broadband.
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