Williamson County property record for 624 Circle Ave, Round Rock, TX 78664
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 2,672 sqft · built 1940 |
| Lot Size | 0.226 acres (9,845 sqft) |
| Owner | Individual Name on File |
| Tax Bill | $5,553 (2025) |
| Flood Zone | Zone X (minimal risk) |
| APN | R-16-5500-0002-0001 |
| Primary APN | R-16-5500-0002-0001 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Half Baths | 1 Half Bath |
| Stories | 2 Stories |
| Building Area | 2,672 sqft Living Area |
| 1st Floor Area | 2,056 sqft |
| 2nd Floor Area | 616 sqft |
| Flooring | Carpet |
| Interior Walls | Paneling |
| Year Built | Built 1940 |
|---|---|
| Effective Year Built | Effective 1985 |
| Exterior Material | Wood |
| Foundation Type | Slab (Mat/Raft) |
| Roof Type | Gable |
| Lot Area | 9,845 sqft (0.226 acres) |
| Garage Area | 616 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 110 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Account Number | R074485 |
|---|---|
| Street Address | 624 CIRCLE AVE |
| City | ROUND ROCK |
| State | TX |
| Zip | 78664-4413 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | S4736 - STARKFIELD, BLOCK 2, LOT 1/PT, ACRES 0.226 |
| Legal Subdivision | STARKFIELD |
| Legal Block | 2 |
| Legal Lot Number | 1 |
| 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 August 1, 2025
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on File |
|---|---|
| Mailing Address | ROUND ROCK, TX |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | Jun 9, 2015 |
| Deed Sale | Jun 9, 2015 |
| Deed Document Number | 2015047729 |
| Record Updated | Jun 8, 2026 |
Source: Williamson County assessment roll, as of August 1, 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 | $5,553.00 (+13.63%) Homeowner's exemption | $506,969 (+20.34%) Land $212,446 Building $294,523 | $506,969 (+20.34%) Land $212,446 Building $294,523 |
| 2023 | $4,887.00 (-7.53%) Homeowner's exemption | $421,295 Land $196,301 Building $224,994 | $421,295 Land $196,301 Building $224,994 |
| 2022 | $5,285.00 |
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 98% of the US · lower than 98.8% of Texas |
|---|---|
| Wildfire Likelihood | Under 0.01% annual chance |
| Exposure | None beyond ember reach |
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 USA Fixed Wireless | 100 / 20 |
May also be available: Optimum Communications, SOS Communications.
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