Williamson County property record for 606 Circle Ave, Round Rock, TX 78664
| Property Type | Single Family Home |
|---|---|
| Details | 1 ba · 1,312 sqft · built 1940 |
| Lot Size | 0.293 acres (12,740 sqft) |
| Owner | Individual on Record |
| Last Sale | $183,500 (Dec 2018) |
| Tax Bill | $4,855 (2025) |
| Deeds & Mortgages | Dec 2018 Mortgage |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-5500-0001-0035 |
| Primary APN | R-16-5500-0001-0035 |
|---|---|
| Alternative APNs |
|
| Full Baths | 1 Bath |
|---|---|
| Stories | 1 Story |
| Building Area | 1,312 sqft Living Area |
| 1st Floor Area | 1,312 sqft |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1988 |
| Exterior Material | Asbestos |
| Roof Type | Gable |
| Lot Area | 12,740 sqft (0.293 acres) |
| Porch | Slab |
| Porch Area | 168 sqft |
| Deck Area | 100 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Connected |
| Account Number | R16550000010035 |
|---|---|
| Street Address | 606 CIRCLE AVE |
| City | ROUND ROCK |
| State | TX |
| Zip | 78664-4413 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | SF2 |
| Legal Description | STARKFIELD, BLOCK 1, LOT 35 |
| Legal Subdivision | STARKFIELD |
| Legal Block | 1 |
| Legal Lot Number | 35 |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 1 |
| Census Block | 1013 |
| Census Tract | 20701 |
Source: Williamson County assessment roll, as of September 15, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual on Record |
|---|---|
| Mailing Address | 606 CIRCLE AVE, ROUND ROCK, TX 78664-4413 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Dec 11, 2018 · Amount on Record |
| Deed Sale | Dec 11, 2018 · Amount on Record |
| Prior Sale | Jun 2, 2008 · Amount on Record |
| Deed Document Number | 2018108437 |
| Prior Transfer Date | May 30, 2008 |
| Prior Transfer Doc | 0000043170 |
| Record Updated | Sep 20, 2026 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Recording Date | Dec 11, 2018 |
| Property Address | 606 CIRCLE AVE, ROUND ROCK, TX 78664-4413 |
| Document Number | 0000108437 |
| Instrument Date | Dec 7, 2018 |
| Instrument | 108437 |
| Transaction Type | Transfer |
| Record Updated | Dec 27, 2018 |
| Title Company | INDEPENDENCE TITLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 606 CIRCLE AVE ROUND ROCK TX 786644413, ROUND ROCK, TX 78664-4413 |
| Document Number | 108438 |
|---|---|
| Date | Dec 11, 2018 |
| Instrument | 108438 |
| Name | NATIONS RELIABLE LNDG |
|---|---|
| Address | HOUSTON, TX 77098 |
| Type | VA Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Dec 10, 2048 |
Source: Williamson County assessment roll, as of September 15, 2025
| 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 | $4,855.00 (+21.31%) Homeowner's exemption | $343,261 (-8.73%) | $443,388 (+17.89%) Land $259,259 Building $184,129 |
| 2023 | $4,002.00 (-9.35%) Homeowner's exemption | $376,108 Land $245,627 Building $130,481 | $376,108 Land $245,627 Building $130,481 |
| 2022 | $4,415.00 |
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 |
|---|---|
| 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 98% of the US · lower than 98.8% 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 247 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Google Fiber Fiber | 8,000 / 8,000 |
| AT&T Fiber · 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 |
| Starlink Satellite | 280 / 30 |
| T-Mobile Fixed Wireless | 100 / 20 |
May also be available: Optimum, SOS Communications.
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