Williamson County property record for 904 Lasso Dr, Round Rock, TX 78681
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 1,309 sqft · built 1984 |
| Lot Size | 0.137 acres (5,978 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $3,871 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-3598-000L-0015 |
| Primary APN | R-16-3598-000L-0015 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Stories | 1 Story |
| Building Area | 1,309 sqft Living Area |
| 1st Floor Area | 1,309 sqft |
| Flooring | Carpet |
| Interior Walls | Plaster |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1984 |
|---|---|
| Effective Year Built | Effective 1984 |
| Exterior Material | Combination |
| Roof Type | Gable |
| Lot Area | 5,978 sqft (0.137 acres) |
| Garage Area | 510 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 60 sqft |
| Deck Area | 121 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Connected |
| Account Number | R163598000L0015 |
|---|---|
| Street Address | 904 LASSO DR |
| City | ROUND ROCK |
| State | TX |
| Zip | 78681-7333 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | SF2 |
| Legal Description | CHISHOLM VALLEY WEST SEC 4, BLOCK L, LOT 15 |
| Legal Subdivision | CHISHOLM VALLEY WEST SEC 4 |
| Legal Block | L |
| Legal Lot Number | 15 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 2 |
| Census Block | 2006 |
| Census Tract | 20512 |
904 Lasso Dr is owned and occupied by an individual.
Source: Williamson County records, as of September 11, 2026
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | PO BOX 444, ROUND ROCK, TX 78680-0444 |
| 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 | Name on Deed |
|---|---|
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 904 Lasso Dr was $3,871 with a homeowner's exemption.
Source: Williamson County assessment roll, as of September 11, 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Williamson County |
| Municipality | Round Rock City |
| Unified School District | Round Rock Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $3,871.00 Homeowner's exemption | $281,912 Land $66,000 Building $215,912 | $281,912 Land $66,000 Building $215,912 |
| 2023 | $3,570.00 (-10.5%) Homeowner's exemption | $267,794 Land $77,000 Building $190,794 | $267,794 Land $77,000 Building $190,794 |
| 2022 | $3,989.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 904 Lasso Dr in Zone X, an area of minimal flood risk, within 100 ft of a high-risk flood zone.
Source: FEMA National Flood Hazard Layer, effective October 5, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Wildfire risk around 904 Lasso Dr is low, with less than a 0.01% annual chance of wildfire.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | Low lower than 96% of the US · lower than 97.9% of Texas |
|---|---|
| Wildfire Likelihood | Under 0.01% 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 | 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 377 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · Fixed Wireless, DSL in parts of the area | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, Google Fiber, SOS Communications, Western Broadband.
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