Williamson County property record for 3604 Sandy Brook Dr, Round Rock, TX 78665
| Property Type | Single Family Home |
|---|---|
| Details | 2.5 ba · 2,526 sqft · built 2006 |
| Lot Size | 0.158 acres (6,895 sqft) |
| Owner | Individual Name on File |
| Last Sale | $168,200 (Jan 2007) |
| Tax Bill | $6,797 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-5611-000G-0018 |
| Primary APN | R-16-5611-000G-0018 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 2,526 sqft Living Area |
| 1st Floor Area | 1,050 sqft |
| 2nd Floor Area | 1,476 sqft |
| Flooring | Carpet |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2006 |
|---|---|
| Effective Year Built | Effective 2006 |
| Exterior Material | Brick Veneer |
| Roof Type | Hip |
| Lot Area | 6,895 sqft (0.158 acres) |
| Garage Area | 426 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 180 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | R165611000G0018 |
|---|---|
| Street Address | 3604 SANDY BROOK DR |
| City | ROUND ROCK |
| State | TX |
| Zip | 78665-1218 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | SF2 |
| Legal Description | S8537 - STONEY BROOK SEC 6, BLOCK G, LOT 18 |
| Legal Subdivision | STONEY BROOK SEC 6 |
| Legal Block | G |
| Legal Lot Number | 18 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 1 |
| Census Block | 1019 |
| Census Tract | 21515 |
3604 Sandy Brook Dr is owned by an individual who bought it in January 2007.
Source: Williamson County records, as of September 11, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 10209 FOX SPRINGS DR, FORT WORTH, TX 76131-4359 |
| 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 |
|---|---|
| Last Sale | Jan 8, 2007 · Amount on File |
| Deed Sale | Jan 8, 2007 · Amount on File |
| Deed Document Number | 20072252 |
| Prior Transfer Date | Dec 27, 2006 |
| Prior Transfer Doc | 0000002252 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 3604 Sandy Brook Dr was $6,797.
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 | $6,797.00 | $352,744 Land $82,000 Building $270,744 | $352,744 Land $82,000 Building $270,744 |
| 2023 | $6,499.00 (-25.4%) | $370,535 Land $84,000 Building $286,535 | $370,535 Land $84,000 Building $286,535 |
| 2022 | $8,712.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 3604 Sandy Brook Dr 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 | 1 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 3604 Sandy Brook Dr is low, with 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 94% of the US · lower than 97.4% of Texas |
|---|---|
| Wildfire Likelihood | 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 558 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 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Optimum, SOS Communications.
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