Williamson County property record for 3648 Windhill Loop, Round Rock, TX 78681 · Last verified October 2025
| Property Type | Single Family Home |
|---|---|
| Details | 3 ba · 1,841 sqft · built 1999 |
| Lot Size | 0.146 acres (6,381 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $5,534 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-5554-000A-0027 |
| Primary APN | R-16-5554-000A-0027 |
|---|---|
| Alternative APNs |
|
| Full Baths | 3 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 1,841 sqft Living Area |
| 1st Floor Area | 721 sqft |
| 2nd Floor Area | 1,120 sqft |
| Flooring | Carpet |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1999 |
|---|---|
| Effective Year Built | Effective 2000 |
| Exterior Material | Brick Veneer |
| Foundation Type | Slab (Mat/Raft) |
| Roof Type | Hip |
| Lot Area | 6,381 sqft |
| Garage Area | 399 sqft |
| Parking Spaces | 1 Parking Space |
| Porch | Open Porch |
| Porch Area | 80 sqft |
| Patio Area | 25 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | R383988 |
|---|---|
| Street Address | 3648 WINDHILL LOOP |
| City | ROUND ROCK |
| State | TX |
| Zip | 78681-1082 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | S7037 - STONE OAK AT ROUND ROCK SEC 4, BLOCK A, LOT 27 |
| Legal Subdivision | STONE OAK AT ROUND ROCK SEC 4 |
| Legal Block | A |
| Legal Lot Number | 27 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 3 |
| Census Block | 3002 |
| Census Tract | 20608 |
Source: Williamson County records · APN R-16-5554-000A-0027
Assessment roll updated August 1, 2025 · Last verified October 2025
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 | ROUND ROCK, TX |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Sep 28, 1999 |
| Deed Sale | Sep 28, 1999 |
| Deed Document Number | 199966723 |
| Record Updated | Jun 08, 2026 |
Source: Williamson County records · Assessment roll updated August 1, 2025 · Last verified October 2025
| 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 | $5,534.00 (+11.78%) Homeowner's exemption | $394,153 (+4.94%) Land $84,000 Building $310,153 | $394,153 (+4.94%) Land $84,000 Building $310,153 |
| 2023 | $4,951.00 (-7.42%) | $375,603 Land $86,000 Building $289,603 | $375,603 Land $86,000 Building $289,603 |
| 2022 | $5,348.00 |
Source: FEMA National Flood Hazard Layer, Williamson County (48491C), updated October 5, 2026 · USDA Forest Service Wildfire Risk to Communities, 2nd edition (2024), fuels as of 2020 · Last verified October 2026
| FEMA Flood Zone | Zone X |
|---|---|
| Flood Hazard | Minimal |
| 500-Year Floodplain | No |
| Special Flood Hazard Area | No |
| Wildfire Risk | Low above 34% of the US · above 9% of Texas |
|---|---|
| Wildfire Likelihood | About 1 in 3,571 per year |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
Values are read at the parcel center point; lenders make the official flood determination.
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