Williamson County property record for 3921 Riardo Dr, Round Rock, TX 78665
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 3 ba · 3,900 sqft · built 2022 |
| Lot Size | 0.231 acres (10,080 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $14,213 (2025) |
| Deeds & Mortgages | Mar 2023 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | R-14-2360-030Q-0005 |
| Primary APN | R-14-2360-030Q-0005 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 3 Baths |
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 3,900 sqft Living Area |
| 1st Floor Area | 2,218 sqft |
| 2nd Floor Area | 1,682 sqft |
| Flooring | Vinyl/Resilient |
| Interior Walls | Wallboard/Drywall |
| Year Built | Built 2022 |
|---|---|
| Effective Year Built | Effective 2024 |
| Exterior Material | Combination |
| Foundation Type | Slab (Mat/Raft) |
| Lot Area | 10,080 sqft (0.231 acres) |
| Garage Area | 672 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 408 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | R622698 |
|---|---|
| Street Address | 3921 RIARDO DR |
| City | ROUND ROCK |
| State | TX |
| Zip | 78665-2908 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | S13028 - SALERNO PH 3 (2ND AMD), BLOCK Q, LOT 5, ACRES 0.2314 |
| Legal Phase | 3 |
| Legal Block | Q |
| Legal Lot Number | 5 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | TAYLOR |
| Census Block Group | 1 |
| Census Block | 1012 |
| Census Tract | 20812 |
Source: Williamson County records, as of October 2, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 3921 RIARDO DR, ROUND ROCK, TX 78665-2908 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Mar 28, 2023 |
| Deed Sale | Mar 28, 2023 |
| Deed Document Number | 2023023988 |
| Record Updated | Jun 8, 2026 |
| Document Type | Vendor's Lien |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Recording Date | Mar 28, 2023 |
| Property Address | 3921 RIARDO DR, ROUND ROCK, TX 78665-2908 |
| Document Number | 0000023988 |
| Map Reference | DOC 2022097202 |
| Instrument Date | Mar 27, 2023 |
| Instrument | 2023023988 |
| Transaction Type | Transfer |
| Record Updated | Oct 26, 2023 |
| Title Company | AUSTIN TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 3921 RIARDO DR, ROUND ROCK, TX 78665-2908 |
| Document Number | 0000023989 |
|---|---|
| Date | Mar 28, 2023 |
| Instrument | 2023023989 |
| Name | KBHS HOME LOANS LLC |
|---|---|
| Type | Mortgage Company |
| Special Notes | Seller Financed |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Apr 1, 2053 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 5.37% |
| Type Change Date | Apr 1, 2028 |
| Change Frequency | 6 Months |
| Min Rate At Change | 3.37% |
| Max Rate At Change | 7.37% |
| Index | Other |
| Margin | 3 |
| Max Rate | 10.3% |
Source: Williamson County assessment roll, as of August 1, 2025
| Type | Name |
|---|---|
| State | Texas |
| County | Williamson County |
| Municipality | Round Rock City |
| Unified School District | Hutto Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $14,213.00 (+61.35%) Homeowner's exemption | $622,881 (+43.07%) Land $90,000 Building $532,881 | $622,881 (+43.07%) Land $90,000 Building $532,881 |
| 2023 | $8,809.00 | $435,381 Land $90,000 Building $345,381 | $435,381 Land $90,000 Building $345,381 |
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 |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 500 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Nearby Flood Policies | 7 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 | Moderate above 59% of the US · above 42% of Texas |
|---|---|
| Wildfire Likelihood | 0.1% annual chance |
| Exposure | Direct burnable vegetation |
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 | JONAH WATER SUD serves 29,861 people · EPA ID TX2460022 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Sep 2025 |
| Lead | 2 ppb (2024–2026) action level 15 ppb |
| Water Quality | Total trihalomethanes resolved · Apr 2019 |
|---|---|
| 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. This system sells water to local utilities; the supplier billing this address may be one of them.
Source: FCC Broadband Data Collection, based on 143 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Fiber | 1,000 / 1,000 |
| Optimum Cable · Fiber in parts of the area | 940 / 35 |
| Verizon Fixed Wireless | 300 / 20 |
May also be available: Rise Broadband, SOS Communications, VTX Communications, Western Broadband.
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