Williamson County property record for 1100 Castle Path, Round Rock, TX 78681
| Property Type | Single Family Home |
|---|---|
| Details | 3.5 ba · 4,085 sqft · built 2008 |
| Lot Size | 0.224 acres (9,744 sqft) |
| Owner | 2 Individual Names on File |
| Last Sale | $393,100 (Sep 2008) |
| Tax Bill | $13,593 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-4049-000H-0012 |
| Primary APN | R-16-4049-000H-0012 |
|---|---|
| Alternative APNs |
|
| Full Baths | 3.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 4,085 sqft Living Area |
| 1st Floor Area | 2,419 sqft |
| 2nd Floor Area | 1,666 sqft |
| Flooring | Carpet |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2008 |
|---|---|
| Effective Year Built | Effective 2008 |
| Exterior Material | Brick Veneer |
| Roof Type | Hip |
| Lot Area | 9,744 sqft (0.224 acres) |
| Garage Area | 630 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 257 sqft |
| Patio Area | 60 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | R164049000H0012 |
|---|---|
| Street Address | 1100 CASTLE PATH |
| City | ROUND ROCK |
| State | TX |
| Zip | 78681-2378 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | SF2 |
| Legal Description | S8746 - HIDDEN GLEN PH 6A, BLOCK H, LOT 12 |
| Legal Subdivision | HIDDEN GLEN PH 6A |
| Legal Phase | 6A |
| Legal Block | H |
| Legal Lot Number | 12 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 2 |
| Census Block | 2010 |
| Census Tract | 20607 |
1100 Castle Path is owned and occupied by two individuals who bought it in September 2008.
Source: Williamson County records, as of September 11, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 1100 CASTLE PATH, ROUND ROCK, TX 78681-2378 |
| 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 |
|---|---|
| Last Sale | Sep 15, 2008 · Amount on File |
| Deed Sale | Sep 15, 2008 · Amount on File |
| Prior Sale | Dec 3, 2007 |
| Deed Document Number | 200870844 |
| Prior Transfer Date | Sep 10, 2008 |
| Prior Transfer Doc | 0000070844 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 1100 Castle Path was $13,593 with a homeowner's exemption.
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 | $13,593.00 Homeowner's exemption | $840,088 Land $156,000 Building $684,088 | $840,088 Land $156,000 Building $684,088 |
| 2023 | $11,049.00 (-2.61%) Homeowner's exemption | $833,156 Land $175,000 Building $658,156 | $833,156 Land $175,000 Building $658,156 |
| 2022 | $11,345.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 1100 Castle Path in Zone X, an area of minimal flood risk.
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 |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 6 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 1100 Castle Path is moderate, ranking above 43% of the US, with a 0.06% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 43% of the US · lower than 83% of Texas |
|---|---|
| Wildfire Likelihood | 0.06% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 110 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 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
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