Williamson County property record for 5821 Bianca Dr, Round Rock, TX 78665
| Property Type | Single Family Home |
|---|---|
| Details | 4 bd · 2 ba · 2,011 sqft · built 2021 |
| Owner | Company Name on File |
| Last Sale | $429,975 (Apr 2022) |
| Tax Bill | $9,220 (2025) |
| Deeds & Mortgages | Apr 2022 Sale Apr 2022 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | R-14-2480-140B-0006 |
| Primary APN | R-14-2480-140B-0006 |
|---|---|
| Alternative APNs |
|
| Bedrooms | 4 Beds |
|---|---|
| Full Baths | 2 Baths |
| Stories | 1 Story |
| Building Area | 2,011 sqft Living Area |
| 1st Floor Area | 2,011 sqft |
| Year Built | Built 2021 |
|---|---|
| Effective Year Built | Effective 2021 |
| Garage Area | 419 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | R142480140B0006 |
|---|---|
| Street Address | 5821 BIANCA DR |
| City | ROUND ROCK |
| State | TX |
| Zip | 78665-2349 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | S12256 - SIENA SEC 14, BLOCK B, LOT 6 |
| Legal Subdivision | SIENA SEC 14 |
| Legal Block | B |
| Legal Lot Number | 6 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | TAYLOR |
| Census Block Group | 1 |
| Census Block | 1016 |
| Census Tract | 20812 |
5821 Bianca Dr is owned by a company that bought it in April 2022.
Source: Williamson County records, as of September 11, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 9342 221ST PL NE, REDMOND, WA 98053-2048 |
| Owner Type | Company |
| Vesting | Limited Liability Partnership |
Owner names and exact recorded amounts are on file and can be viewed instantly on this page with a free 10-day trial.
| Date | Document |
|---|---|
| Apr 20, 2022 | Special Warranty Deed, Transfer |
| Apr 4, 2022 | Vendor's Lien, Subdivision Related Transfer · Conventional Mortgage LENNAR MORTGAGE LLC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Apr 4, 2022 · Amount on File |
| Deed Sale | Apr 4, 2022 · Amount on File |
| Prior Sale | Apr 4, 2022 |
| Deed Document Number | 202241833 |
| Record Updated | Oct 29, 2026 |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Recording Date | Apr 20, 2022 |
| Property Address | 5821 BIANCA DR, ROUND ROCK, TX 78665-2349 |
| Document Number | 0000049217 |
| Map Reference | FILE 2020023552 |
| Instrument Date | Apr 19, 2022 |
| Instrument | 2022049217 |
| Transaction Type | Transfer |
| Record Updated | Oct 26, 2023 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 9342 221ST PL NE, REDMOND, WA 98053-2048 |
| Document Type | Vendor's Lien |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Recording Date | Apr 4, 2022 |
| Property Address | 5821 BIANCA DR, ROUND ROCK, TX 78665-2349 |
| Document Number | 0000041833 |
| Map Reference | FILE 2020023552 |
| Instrument Date | Mar 31, 2022 |
| Instrument | 2022041833 |
| Transaction Type | Subdivision Related Transfer |
| Record Updated | Oct 26, 2023 |
| Title Company | NOT AVAILABLE, LTC |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 9342 221ST PL NE, REDMOND, WA 98053-2048 |
| Document Number | 0000041834 |
|---|---|
| Date | Apr 4, 2022 |
| Instrument | 2022041834 |
| Name | LENNAR MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Special Notes | Seller Financed |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount on Record |
| Term | 360 Months |
| Due | Apr 1, 2052 |
The 2025 property tax bill for 5821 Bianca Dr was $9,220.
Source: Williamson County assessment roll, as of September 11, 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Williamson County |
| Unified School District | Hutto Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $9,220.00 | $389,471 Land $83,500 Building $305,971 | $389,471 Land $83,500 Building $305,971 |
| 2023 | $9,953.00 (+71.96%) | $419,922 Land $90,000 Building $329,922 | $419,922 Land $90,000 Building $329,922 |
| 2022 | $5,788.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 5821 Bianca 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 | 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.
Wildfire risk around 5821 Bianca Dr is moderate, ranking above 52% of the US, with a 0.08% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Moderate above 52% of the US · lower than 71% of Texas |
|---|---|
| Wildfire Likelihood | 0.08% 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 576 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| VTX Communications Fixed Wireless | 400 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| SOS Communications Fixed Wireless | 100 / 20 |
May also be available: Brightspeed, Optimum, Western Broadband.
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