Williamson County property record for 402 E Austin Ave, Round Rock, TX 78664 · Last verified July 2026
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 1,542 sqft · built 1940 |
| Lot Size | 0.12 acres (5,227 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $1,857 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R165120046C0013A |
| Primary APN | R165120046C0013A |
|---|---|
| Alternative APNs |
|
| Full Baths | 1 Bath |
|---|---|
| Stories | 1 Story |
| Building Area | 1,542 sqft Living Area |
| 1st Floor Area | 1,542 sqft |
| Flooring | Carpet |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1988 |
| Exterior Material | Wood |
| Roof Type | Gable |
| Lot Area | 5,227 sqft (0.12 acres) |
| Garage Type | Detached |
| Garage Area | 300 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Open Porch |
| Porch Area | 240 sqft |
| Patio Area | 180 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Connected |
| Account Number | R165120046C0013 |
|---|---|
| Street Address | 402 E AUSTIN AVE |
| City | ROUND ROCK |
| State | TX |
| Zip | 78664-5304 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | S4493 - ROUND ROCK CITY OF, BLOCK 46, LOT 12 E 34 & |
| Legal Subdivision | ROUND ROCK CITY OF |
| Legal Block | 46 |
| Legal Lot Number | 12 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 1 |
| Census Block | 1020 |
| Census Tract | 20701 |
Source: Williamson County records · APN R165120046C0013A
Assessment roll updated September 15, 2025 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 402 E AUSTIN AVE, ROUND ROCK, TX 78664-5304 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jul 08, 2025 |
| Deed Sale | Jul 08, 2025 |
| Deed Document Number | 202552653 |
| Prior Transfer Date | Jul 03, 2025 |
| Prior Transfer Doc | 0000052593 |
| Record Updated | Sep 20, 2026 |
Source: Williamson County records · Assessment roll updated September 15, 2025 · Last verified July 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Williamson County |
| Municipality | Round Rock City |
| 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 | $1,857.00 | $341,732 (+10.82%) | $374,098 (+21.31%) Land $149,126 Building $224,972 |
| 2024 | $1,857.00 (+9.3%) | ||
| 2023 | $1,699.00 (-41.66%) Homeowner's exemption Senior Citizen's exemption | $308,379 Land $153,674 Building $154,705 | $308,379 Land $153,674 Building $154,705 |
| 2022 | $2,912.00 |
Source: FEMA National Flood Hazard Layer, Williamson County (48491C), updated October 5, 2026 · FEMA OpenFEMA NFIP redacted claims and policies, census block group 484910207011, refreshed September 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Special Flood Hazard Area | No |
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Nearby Flood Policies | 2 in force |
| Nearby Flood Claims | 8 (1984–1991) |
| Most Recent Claim | Jan 1991, river or lake flooding |
| 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; flood claims are located to the census block group, not this parcel; lenders make the official flood determination.
Source: FCC Broadband Data Collection, availability as of December 31, 2025 · Published October 2026 · based on 289 locations within about half a mile of this property
| Provider | Technology | Download / Upload (Mbps) |
|---|---|---|
| AT&T | Fiber | 5,000 / 5,000 |
| Spectrum | Cable | 1,000 / 1,000 |
| Verizon | Fixed Wireless | 300 / 20 |
| T-Mobile USA | Fixed Wireless | 100 / 20 |
| Starlink | Satellite (low-earth orbit) | 280 / 30 |
May also be available at this address: Google Fiber, AT&T, SOS Communications, Spectrum, Radiate Holdings. Availability varies by address; speeds are provider-advertised maximums, not measured.
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