Williamson County property record for 4384 Mayfield Ranch Blvd, Round Rock, TX 78681
| Property Type | Vacant Land |
|---|---|
| Lot Size | 2.87 acres (125,279 sqft) |
| Owner | Company Name on File |
| Tax Bill | $19 (2022) |
| Flood Zone | Zone X (minimal risk) |
| APN | R600384 |
| Primary APN | R600384 |
|---|---|
| Alternative APNs |
|
| Lot Area | 125,279 sqft (2.87 acres) |
|---|
| Account Number | R600384 |
|---|---|
| Street Address | 4384 MAYFIELD RANCH BLVD |
| City | ROUND ROCK |
| State | TX |
| Zip | 78681-2093 |
| Property Category | Vacant Land |
| Property Type | Vacant Land > Uncategorized |
| Legal Description | S12403 - HIGHLANDS AT MAYFIELD RANCH SEC 11, BLOCK G, LOT 157 (PT), ACRES 2.876, (OPEN SPACE) |
| Legal Block | G |
| Legal Lot Number | 157 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 2 |
| Census Block | 2000 |
| Census Tract | 20609 |
Source: Williamson County records · APN R600384
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 | Company Name on File |
|---|---|
| Mailing Address | 100 CONGRESS AVE # STE1300, STE1300, AUSTIN, TX 78701-4072 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Nov 18, 2020 |
| Deed Sale | Nov 18, 2020 |
| Deed Document Number | 2020144990 |
| 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 |
| Unified School District | Georgetown 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 | Additional exemption filed | $863 (-) Land $863 | $863 (-) Land $863 |
| 2023 | Additional exemption filed | $863 Land $863 | $863 Land $863 |
| 2022 | $19.00 |
Source: FEMA National Flood Hazard Layer as of October 5, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 2 in force |
| Wildfire Risk | Moderate above 47% of the US · lower than 79% of Texas |
|---|---|
| Wildfire Likelihood | 0.08% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber | 5,000 / 5,000 |
| Spectrum Fiber · Cable in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Electronic Corporate Pages Fixed Wireless | 200 / 40 |
May also be available: SOS Communications, Valley Telephone Cooperative, Inc. (TX).
Based on FCC filings for 134 locations within half a mile of this property.
5G (outdoors only) and 4G LTE
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF GEORGETOWN serves 191,639 people |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jul 2025 |
| Lead | 5 ppb (2024–2026) action level 15 ppb |
| Water Quality | Total trihalomethanes not recorded as resolved · Apr 2026 |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | 2 last 3 years |
Results are for the whole water system as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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