Williamson County property record for 603 Sunset Dr, Round Rock, TX 78681
| Property Type | Commercial |
|---|---|
| Details | 74,000 sqft · built 1994 |
| Lot Size | 1.7 acres (74,357 sqft) |
| Owner | Company Name on File |
| Tax Bill | $29,376 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-4928-0000-0001 |
| Primary APN | R-16-4928-0000-0001 |
|---|---|
| Alternative APNs |
|
| Building Area | 74,000 sqft Total Area |
|---|
| Year Built | Built 1994 |
|---|---|
| Effective Year Built | Effective 1994 |
| Lot Area | 74,357 sqft |
| Account Number | R16492800000001 |
|---|---|
| Street Address | 603 SUNSET DR |
| City | ROUND ROCK |
| State | TX |
| Zip | 78681 |
| Property Category | Commercial |
| Property Type | Commercial > Retail |
| Local Zoning Code | C1 |
| Legal Description | S5878 - OLD TOWN SQUARE ANNEX, LOT 1, ACRES 1.707 |
| Legal Subdivision | OLD TOWN SQUARE ANNEX |
| Legal Block | 2 |
| Legal Lot Number | 1 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 2 |
| Census Block | 2009 |
| Census Tract | 20602 |
603 Sunset Dr, a commercial property, is owned by a company that acquired it in March 2015.
Source: Williamson County records, as of September 11, 2026
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 1000 N INTERSTATE 35, ROUND ROCK, TX 78681-4212 |
| Owner Type | Company |
| Vesting | Company |
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 |
|---|---|
| Last Sale | Mar 4, 2015 |
| Deed Sale | Mar 4, 2015 |
| Deed Document Number | 201516102 |
| Record Updated | Oct 29, 2026 |
The 2025 property tax bill for 603 Sunset Dr was $29,376.
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 | $29,376.00 | $1,632,681 Land $1,499,037 Building $133,644 | $1,632,681 Land $1,499,037 Building $133,644 |
| 2023 | $28,682.00 (+25.31%) | $1,635,227 Land $1,499,037 Building $136,190 | $1,635,227 Land $1,499,037 Building $136,190 |
| 2022 | $22,888.00 |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
FEMA maps place 603 Sunset Dr in Zone X, an area of minimal flood risk, within 500 ft of a high-risk flood zone.
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 | 2 in force |
| Nearby Flood Claims | 1 (2010) |
| Most Recent Claim | Sep 2010 · rainfall accumulation |
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 603 Sunset 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 99.1% of the US · lower than 99.3% of Texas |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
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 88 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
May also be available: Google Fiber, SOS Communications, T-Mobile.
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