Williamson County property record for 4008 Sapphire Loop, Round Rock, TX 78681
| Property Type | Single Family Home |
|---|---|
| Details | 3 ba · 3,466 sqft · built 2009 |
| Owner | Individual on Record |
| Tax Bill | $10,162 (2025) |
| Deeds & Mortgages | Jul 2022 Line of Credit May 2021 Transfer + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | R475474 |
| Primary APN | R475474 |
|---|---|
| Alternative APNs |
|
| Full Baths | 3 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Total Rooms | 2 Rooms |
| Stories | 2 Stories |
| Building Area | 3,466 sqft Living Area |
| 1st Floor Area | 1,880 sqft |
| 2nd Floor Area | 1,586 sqft |
| Flooring | Carpet |
| Interior Walls | Wallboard/Drywall |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 2009 |
|---|---|
| Effective Year Built | Effective 2010 |
| Exterior Material | Combination |
| Foundation Type | Slab (Mat/Raft) |
| Roof Type | Hip |
| Garage Area | 566 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 232 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | R475474 |
|---|---|
| Street Address | 4008 SAPPHIRE LOOP |
| City | ROUND ROCK |
| State | TX |
| Zip | 78681-2430 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | S9099 - MAYFIELD RANCH SEC 9, BLOCK A, LOT 49 |
| Legal Subdivision | MAYFIELD RANCH |
| Legal Block | A |
| Legal Lot Number | 49 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 1 |
| Census Block | 1015 |
| Census Tract | 20609 |
Source: Williamson County assessment roll, as of August 1, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual on Record |
|---|---|
| Mailing Address | 4008 SAPPHIRE LOOP, ROUND ROCK, TX 78681-2430 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Jul 29, 2022 | Deed of Trust, Mortgage · Line of Credit BANK OF AMERICA NA |
| May 25, 2021 | Intrafamily Transfer, Transfer |
| Sep 15, 2020 | Vendor's Lien, Transfer · Conventional Mortgage UNIVERSITY FCU |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Sep 15, 2020 |
| Deed Sale | Sep 15, 2020 |
| Prior Sale | Aug 8, 2016 |
| Deed Document Number | 2020110414 |
| Record Updated | Jun 7, 2026 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Property Address | 4008 SAPPHIRE LOOP, ROUND ROCK, TX 78681-2430 |
| Transaction Type | Mortgage |
| Record Updated | Sep 5, 2022 |
| Title Company | WFG LENDER SERVICES |
| Name | Verified Name |
|---|
| Document Number | 0000090670 |
|---|---|
| Date | Jul 29, 2022 |
| Instrument | 2022090670 |
| Name | BANK OF AMERICA NA |
|---|---|
| Type | Bank |
| Address | CHARLOTTE, NC 28255 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 356 Months |
| Due | Mar 30, 2052 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Recording Date | May 25, 2021 |
| Property Address | 4008 SAPPHIRE LOOP, ROUND ROCK, TX 78681-2430 |
| Document Number | 0000078010 |
| Instrument Date | Nov 6, 2020 |
| Instrument | 2021078010 |
| Transaction Type | Transfer |
| Record Updated | Jun 7, 2023 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Living Trust |
| Address | 3941 SANSOME LN, ROUND ROCK, TX 78681-2481 |
| Document Type | Vendor's Lien |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Recording Date | Sep 15, 2020 |
| Property Address | 4008 SAPPHIRE LOOP, ROUND ROCK, TX 78681-2430 |
| Document Number | 0000110414 |
| Map Reference | CAB BB SL 213 |
| Instrument Date | Sep 14, 2020 |
| Instrument | 2020110414 |
| Transaction Type | Transfer |
| Record Updated | Sep 5, 2022 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 4008 SAPPHIRE LOOP, ROUND ROCK, TX 78681-2430 |
| Document Number | 0000110415 |
|---|---|
| Date | Sep 15, 2020 |
| Instrument | 2020110415 |
| Name | UNIVERSITY FCU |
|---|---|
| Type | Credit Union |
| Special Notes | Seller Financed |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Oct 1, 2050 |
Source: Williamson County assessment roll, as of August 1, 2025
| Type | Name |
|---|---|
| State | Texas |
| County | Williamson County |
| Municipality | Round Rock City |
| Unified School District | Leander Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $10,162.00 (+12.79%) Homeowner's exemption | $693,241 (+2.18%) Land $128,000 Building $565,241 | $693,241 (+2.18%) Land $128,000 Building $565,241 |
| 2023 | $9,010.00 (-4.9%) Homeowner's exemption | $678,461 Land $132,000 Building $546,461 | $678,461 Land $132,000 Building $546,461 |
| 2022 | $9,474.00 |
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 | 3 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 67% of the US · lower than 91% of Texas |
|---|---|
| Wildfire Likelihood | 0.03% annual chance |
| Exposure | Indirect within ember reach |
| Adjoins Burnable Land | Yes |
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 537 locations within half a mile, as of December 31, 2025
| 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 |
| Western Broadband Fixed Wireless | 200 / 40 |
| T-Mobile Fixed Wireless | 100 / 20 |
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