Williamson County property record for 508 Fort Thomas Pl, Round Rock, TX 78664
| Property Type | Single Family Home |
|---|---|
| Details | 2.5 ba · 1,640 sqft · built 2004 |
| Lot Size | 0.131 acres (5,712 sqft) |
| Owner | Company Name on File |
| Tax Bill | $6,136 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-4147-000B-0019 |
| Primary APN | R-16-4147-000B-0019 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 1,640 sqft Living Area |
| 1st Floor Area | 700 sqft |
| 2nd Floor Area | 940 sqft |
| Flooring | Carpet |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 2004 |
|---|---|
| Effective Year Built | Effective 2004 |
| Exterior Material | Stone |
| Roof Type | Hip |
| Lot Area | 5,712 sqft (0.131 acres) |
| Garage Area | 420 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 160 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | R164147000B0019 |
|---|---|
| Street Address | 508 FORT THOMAS PL |
| City | ROUND ROCK |
| State | TX |
| Zip | 78664-7438 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | SF2 |
| Legal Description | S8443 - ROUND ROCK RANCH PH 1 SEC 3-C-I, BLOCK B, LOT 19 |
| Legal Subdivision | ROUND ROCK RANCH PH 1 SEC 3-C-I |
| Legal Phase | 1 |
| Legal Block | B |
| Legal Lot Number | 19 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 1 |
| Census Block | 1010 |
| Census Tract | 20712 |
508 Fort Thomas Pl is owned by a company that acquired it in May 2013.
Source: Williamson County records, as of September 11, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | PO BOX 170547, AUSTIN, TX 78717-0031 |
| Owner Type | Company |
| Vesting | Company |
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 |
|---|---|
| Last Sale | May 29, 2013 |
| Deed Sale | May 29, 2013 |
| Prior Sale | Feb 14, 2013 · Amount on File |
| Deed Document Number | 201348685 |
| Prior Transfer Date | May 14, 2013 |
| Prior Transfer Doc | 0000044638 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 508 Fort Thomas Pl was $6,136.
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 | $6,136.00 | $318,615 Land $83,000 Building $235,615 | $318,615 Land $83,000 Building $235,615 |
| 2023 | $6,255.00 (-21.07%) | $356,622 Land $91,000 Building $265,622 | $356,622 Land $91,000 Building $265,622 |
| 2022 | $7,925.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 508 Fort Thomas Pl 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 |
| Nearby Flood Policies | 9 in force |
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 508 Fort Thomas Pl 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 97% of the US · lower than 98.3% 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 614 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Google Fiber Fiber | 8,000 / 8,000 |
| AT&T Fiber | 5,000 / 5,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: SOS Communications.
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