Williamson County property record for 4005 Chert Dr, Round Rock, TX 78681
| Property Type | Single Family Home |
|---|---|
| Details | 2.5 ba · 2,990 sqft · built 1979 |
| Lot Size | 0.514 acres (22,373 sqft) |
| Owner | 2 Individual Names on File |
| Tax Bill | $4,056 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-3472-0005-0005 |
| Primary APN | R-16-3472-0005-0005 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2.5 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 2,990 sqft Living Area |
| 1st Floor Area | 2,093 sqft |
| 2nd Floor Area | 897 sqft |
| Flooring | Carpet |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1979 |
|---|---|
| Effective Year Built | Effective 1979 |
| Exterior Material | Stone |
| Roof Type | Gable |
| Lot Area | 22,373 sqft (0.514 acres) |
| Garage Area | 640 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 484 sqft |
| Patio Area | 54 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Connected |
| Account Number | R16347200050005 |
|---|---|
| Street Address | 4005 CHERT DR |
| City | ROUND ROCK |
| State | TX |
| Zip | 78681-1607 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | S3265 - BRUSHY CREEK NORTH SEC 1, BLOCK 5, LOT 5 |
| Legal Subdivision | BRUSHY CREEK NORTH SEC 1 |
| Legal Block | 5 |
| Legal Lot Number | 5 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 1 |
| Census Block | 1003 |
| Census Tract | 20606 |
4005 Chert Dr is owned and occupied by two individuals who acquired it in September 2007.
Source: Williamson County records, as of September 11, 2026
| Owner of Record | 2 Individual Names on File |
|---|---|
| Mailing Address | 4005 CHERT DR, ROUND ROCK, TX 78681-1607 |
| 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 Transfer Date | Sep 21, 2007 |
| Transfer Doc | 0000081099 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 4005 Chert Dr was $4,056 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 | $4,056.00 Homeowner's exemption Senior Citizen's exemption | $678,833 Land $149,000 Building $529,833 | $678,833 Land $149,000 Building $529,833 |
| 2023 | $3,765.00 (-35.03%) Homeowner's exemption Senior Citizen's exemption | $564,477 Land $127,000 Building $437,477 | $564,477 Land $127,000 Building $437,477 |
| 2022 | $5,795.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 4005 Chert 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 | 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 4005 Chert Dr is low, with a 0.02% 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 | 0.02% 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 | BRUSHY CREEK MUD serves 18,314 people · EPA ID TX2460061 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | May 2025 |
| Lead | 1 ppb (2023–2025) 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 172 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T DSL · Fiber in parts of the area | 100 / 20 |
May also be available: SOS Communications, Western Broadband.
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