Williamson County property record for 513 Hidden Brook Ln, Round Rock, TX 78665
| Property Type | Single Family Home |
|---|---|
| Details | 2.5 ba · 3,152 sqft · built 2006 |
| Lot Size | 0.213 acres (9,268 sqft) |
| Owner | 2 Individual Names on Record |
| Last Sale | $167,500 (Feb 2016) |
| Tax Bill | $8,570 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-5661-000B-0007 |
| Primary APN | R-16-5661-000B-0007 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Total Rooms | 2 Rooms |
| Stories | 2 Stories |
| Building Area | 3,152 sqft Living Area |
| 1st Floor Area | 1,792 sqft |
| 2nd Floor Area | 1,360 sqft |
| Flooring | Tile |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2006 |
|---|---|
| Effective Year Built | Effective 2006 |
| Exterior Material | Brick Veneer |
| Roof Material | Other |
| Lot Area | 9,268 sqft (0.213 acres) |
| Garage Area | 630 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 220 sqft |
| Patio Area | 250 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | R165661000B0007 |
|---|---|
| Street Address | 513 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 B, LOT 7 |
| Legal Subdivision | TERAVISTA SEC 26B |
| Legal Block | B |
| Legal Lot Number | 7 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 4 |
| Census Block | 4004 |
| Census Tract | 21510 |
Source: Williamson County records, as of September 11, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | 2 Individual Names on Record |
|---|---|
| Mailing Address | 513 HIDDEN BROOK LN, ROUND ROCK, TX 78665-1449 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Feb 2, 2016 · Amount on Record |
| Deed Sale | Feb 2, 2016 · Amount on Record |
| Prior Sale | Jul 12, 2006 · Amount on Record |
| Deed Document Number | 20169197 |
| Prior Transfer Date | Feb 1, 2016 |
| Prior Transfer Doc | 0000009197 |
| Record Updated | Oct 29, 2026 |
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 | $8,570.00 (+18.73%) Homeowner's exemption | $494,857 (-3.43%) Land $87,000 Building $407,857 | $494,857 (-3.43%) Land $87,000 Building $407,857 |
| 2023 | $7,218.00 (-6.24%) Homeowner's exemption | $512,407 Land $92,000 Building $420,407 | $512,407 Land $92,000 Building $420,407 |
| 2022 | $7,698.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
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.
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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