Williamson County property record for 512 Hidden Brook Ln, Round Rock, TX 78665
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 1,568 sqft · built 2005 |
| Lot Size | 0.156 acres (6,805 sqft) |
| Owner | Individual Name on File |
| Last Sale | $150,900 (Jun 2005) |
| Tax Bill | $5,616 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-5661-000A-0017 |
| Primary APN | R-16-5661-000A-0017 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Stories | 1 Story |
| Building Area | 1,568 sqft Living Area |
| 1st Floor Area | 1,568 sqft |
| Flooring | Tile |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2005 |
|---|---|
| Effective Year Built | Effective 2005 |
| Exterior Material | Brick Veneer |
| Roof Material | Other |
| Lot Area | 6,805 sqft (0.156 acres) |
| Garage Area | 528 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 152 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | R165661000A0017 |
|---|---|
| Street Address | 512 HIDDEN BROOK LN |
| City | ROUND ROCK |
| State | TX |
| Zip | 78665-1449 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | S8725 - TERAVISTA SEC 26B, BLOCK A, LOT 17 |
| Legal Subdivision | TERAVISTA SEC 26B |
| Legal Block | A |
| Legal Lot Number | 17 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 4 |
| Census Block | 4000 |
| Census Tract | 21510 |
512 Hidden Brook Ln is owned and occupied by an individual who bought it in June 2005.
Source: Williamson County records, as of September 11, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | 512 HIDDEN BROOK LN, ROUND ROCK, TX 78665-1449 |
| 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 |
|---|---|
| Last Sale | Jun 29, 2005 · Amount on File |
| Deed Sale | Jun 29, 2005 · Amount on File |
| Deed Document Number | 200549203 |
| Prior Transfer Date | Jun 23, 2005 |
| Prior Transfer Doc | 0000049203 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 512 Hidden Brook Ln was $5,616 with a homeowner's exemption.
Source: Williamson County assessment roll, as of September 11, 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Williamson County |
| Unified School District | Round Rock Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $5,616.00 Homeowner's exemption | $326,532 Land $87,000 Building $239,532 | $326,532 Land $87,000 Building $239,532 |
| 2023 | $5,256.00 (-8.43%) Homeowner's exemption | $368,383 Land $92,000 Building $276,383 | $368,383 Land $92,000 Building $276,383 |
| 2022 | $5,740.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 512 Hidden Brook Ln 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 512 Hidden Brook Ln 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 80% of the US · lower than 94% 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 | WILLIAMSON COUNTY MUD 10 serves 3,513 people · EPA ID TX2460145 |
|---|---|
| Water Source | Purchased surface water from CITY OF ROUND ROCK |
| Last State Inspection | Oct 2024 |
| Lead | 2 ppb (2024–2026) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 1 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.
Source: FCC Broadband Data Collection, based on 244 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Astound Broadband Cable · Fiber in parts of the area | 1,500 / 50 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: VTX Communications.
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