Williamson County property record for 604 Rubio Ave, Round Rock, TX 78664
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 936 sqft · built 1940 |
| Lot Size | 0.202 acres (8,799 sqft) |
| Owner | Individual Name on Record |
| Tax Bill | $2,254 (2025) |
| Deeds & Mortgages | Aug 2017 Transfer |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-5360-0002-0003 |
| Primary APN | R-16-5360-0002-0003 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Stories | 1 Story |
| Building Area | 936 sqft Living Area |
| 1st Floor Area | 936 sqft |
| Flooring | Tile |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1970 |
| Exterior Material | Wood |
| Roof Type | Gable |
| Lot Area | 8,799 sqft (0.202 acres) |
| Porch | Open Porch |
| Porch Area | 84 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Connected |
| Account Number | R16536000020003 |
|---|---|
| Street Address | 604 RUBIO AVE |
| City | ROUND ROCK |
| State | TX |
| Zip | 78664-5867 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | SF2 |
| Legal Description | SOUTHSIDE ACRES, BLOCK 2, LOT 3, 16, ACRES .202 |
| Legal Subdivision | SOUTHSIDE ACRES |
| Legal Block | 2 |
| Legal Lot Number | 3,16 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 1 |
| Census Block | 1058 |
| Census Tract | 20701 |
Source: Williamson County records, as of September 11, 2026
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 | 601 RUBIO AVE, ROUND ROCK, TX 78664-5866 |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Transfer Date | Aug 7, 2017 |
| Transfer Doc | 0000072691 |
| Record Updated | Oct 29, 2026 |
| Document Type | Quit Claim Deed |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Recording Date | Aug 7, 2017 |
| Property Address | 604 RUBIO AVE, ROUND ROCK, TX 78664-5867 |
| Document Number | 0000072691 |
| Instrument Date | Aug 7, 2017 |
| Instrument | 72691 |
| Transaction Type | Transfer |
| Record Updated | Sep 7, 2017 |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 601 RUBIO AVE ROUND ROCK TX 786645866, ROUND ROCK, TX 78664-5866 |
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 | $2,254.00 (+22.43%) | $134,312 (+27.95%) Land $88,695 Building $45,617 | $134,312 (+27.95%) Land $88,695 Building $45,617 |
| 2023 | $1,841.00 (+14.14%) | $104,973 Land $88,695 Building $16,278 | $104,973 Land $88,695 Building $16,278 |
| 2022 | $1,613.00 |
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 |
|---|---|
| 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 | 8 (1984–1991) |
| Most Recent Claim | Jan 1991 · river or lake flooding |
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 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 66 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| AT&T Fiber · DSL · Fixed Wireless in parts of the area | 5,000 / 5,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 50 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Astound Broadband, Google Fiber, SOS Communications.
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