Williamson County property record for 812 S Interstate 35, Round Rock, TX 78681
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 724 sqft · built 1930 |
| Lot Size | 0.11 acres (4,792 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $243 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-0284-0000-0049 |
| Primary APN | R-16-0284-0000-0049 |
|---|---|
| Alternative APNs |
|
| Full Baths | 1 Bath |
|---|---|
| Stories | 1 Story |
| Building Area | 724 sqft Living Area |
| 1st Floor Area | 724 sqft |
| Year Built | Built 1930 |
|---|---|
| Effective Year Built | Effective 1978 |
| Exterior Material | Wood |
| Roof Type | Gable |
| Lot Area | 4,792 sqft (0.11 acres) |
| Porch | Open Porch |
| Porch Area | 84 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | R16028400000049 |
|---|---|
| Street Address | 812 IH 35 S |
| City | ROUND ROCK |
| State | TX |
| Zip | 78664 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | AW0284 HARRELL, J.M. SUR., ACRES .11 |
| Legal Subdivision | HARRELL, J.M. SUR. |
| Legal Block | 1 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 1 |
| Census Block | 1000 |
| Census Tract | 20511 |
812 S Interstate 35 is owned and occupied by an individual.
Source: Williamson County records, as of September 11, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | PO BOX 322, ROUND ROCK, TX 78680-0322 |
| 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 | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 812 S Interstate 35 was $243 with exemptions applied.
Source: Williamson County assessment roll, as of September 11, 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Williamson County |
| Municipality | Round Rock City |
| Unified School District | Round Rock Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $243.00 Homeowner's exemption Disabled Person's exemption | $72,965 | $161,664 Land $66,000 Building $95,664 |
| 2023 | $185.00 (+10.12%) Homeowner's exemption Disabled Person's exemption | $118,397 Land $48,180 Building $70,217 | $118,397 Land $48,180 Building $70,217 |
| 2022 | $168.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 812 S Interstate 35 in Zone X, an area of minimal flood risk.
Source: FEMA National Flood Hazard Layer, effective October 5, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 812 S Interstate 35 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 98% of the US · lower than 98.8% 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 ROUND ROCK serves 130,662 people · EPA ID TX2460003 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Sep 2023 |
| Lead | 5 ppb (2021–2023) 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 66 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, Google Fiber, SOS Communications.
Search by:
By searching, you agree to: Terms • Privacy • Disclosures