Williamson County property record for 503 W Oak Dr, Round Rock, TX 78664
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 3,376 sqft · built 1962 |
| Lot Size | 2.4 acres (104,544 sqft) |
| Owner | Company Name on File |
| Last Sale | $80,600 (May 2014) |
| Tax Bill | $12,122 (2025) |
| Deeds & Mortgages | Jun 2026 Sale Aug 2021 Mortgage + 1 more |
| Flood Zone | Zone X (moderate risk) |
| APN | R16376000010022A |
| Primary APN | R16376000010022A |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Stories | 2 Stories |
| Building Area | 3,376 sqft Living Area |
| 1st Floor Area | 1,974 sqft |
| 2nd Floor Area | 1,402 sqft |
| Flooring | Carpet |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1962 |
|---|---|
| Effective Year Built | Effective 1985 |
| Exterior Material | Brick Veneer |
| Roof Type | Gable |
| Lot Area | 104,544 sqft (2.4 acres) |
| Garage Area | 506 sqft |
| Parking Spaces | 2 Parking Spaces |
| Pool Area | 789 sqft |
|---|---|
| Pool House | 400 sqft |
| Porch | Open Porch |
| Porch Area | 168 sqft |
| Patio Area | 912 sqft |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Heating Fuel | Gas |
| Sewer | Connected |
| Account Number | R16376000010022 |
|---|---|
| Street Address | 503 W OAK DR |
| City | ROUND ROCK |
| State | TX |
| Zip | 78664-3028 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | SF2 |
| Legal Description | S8144 - EGGERS ACRES REVISED (LTS 21 & 22 BLK I AMENDED), BLOCK 1, LOT 22A & 23, ACRES 2.4 |
| Legal Subdivision | EGGERS ACRES REVISED (LTS 21 & 22 BLK I |
| Legal Block | I,1 |
| Legal Lot Number | 22A & |
| Jurisdiction | WILLIAMSON TX |
| Township / Civil Division | ROUND ROCK-GEORGETOWN |
| Census Block Group | 1 |
| Census Block | 1009 |
| Census Tract | 21503 |
Source: Williamson County records · APN R16376000010022A
Assessment roll updated September 15, 2025 · Last verified July 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Company Name on File |
|---|---|
| Mailing Address | 503 W OAK DR, ROUND ROCK, TX 78664-3028 |
| Occupancy | Owner Occupied |
| Owner Type | Company |
| Vesting | Trust, Family Trust |
| Date | Document |
|---|---|
| Jun 22, 2026 | Special Warranty Deed, Transfer NONE LISTED ON DOCUMENT |
| Aug 05, 2021 | Deed of Trust, Mortgage · Conventional Mortgage NATIONSTAR MORTGAGE LLC |
| Oct 01, 2018 | Deed of Trust, Mortgage · Conventional Mortgage FAIRWAY INDEPENDENT MORTGAGE CORP |
| Deed Names | Verified Name on Deed |
|---|---|
| Last Sale | May 27, 2014 · Amount on Record |
| Deed Sale | May 27, 2014 · Amount on Record |
| Prior Sale | Jun 01, 2007 · Amount on Record |
| Deed Document Number | 201438729 |
| Record Updated | Sep 20, 2026 |
| Document Type | Special Warranty Deed |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Recording Date | Jun 22, 2026 |
| Property Address | 503 W OAK DR, ROUND ROCK, TX 78664-3028 |
| Document Number | 0000051750 |
| Instrument Date | Jun 19, 2026 |
| Instrument | 202651750 |
| Transaction Type | Transfer |
| Record Updated | Jul 12, 2026 |
| Title Company | NONE LISTED ON DOCUMENT |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Family Trust |
| Address | 503 W OAK DR, ROUND ROCK, TX 78664-3028 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Property Address | 503 W OAK DR, ROUND ROCK, TX 78664-3028 |
| Transaction Type | Mortgage |
| Record Updated | Aug 18, 2021 |
| Title Company | LONGHORN TITLE |
| Name | Verified Name |
|---|
| Document Number | 0000118368 |
|---|---|
| Date | Aug 05, 2021 |
| Instrument | 2021118368 |
| Name | NATIONSTAR MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Address | COPPELL, TX 75019 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 120 Months |
| Due | Aug 01, 2031 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | WILLIAMSON TX |
| Property Address | 503 W OAK DR, ROUND ROCK, TX 78664-3028 |
| Transaction Type | Mortgage |
| Record Updated | Feb 05, 2021 |
| Title Company | RELIANT TITLE AGENCY |
| Name | Verified Name |
|---|
| Document Number | 0000087884 |
|---|---|
| Date | Oct 01, 2018 |
| Instrument | 2018087884 |
| Name | FAIRWAY INDEPENDENT MORTGAGE CORP |
|---|---|
| Type | Mortgage Company |
| Address | CARROLLTON, TX 75007 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 180 Months |
| Due | Oct 01, 2033 |
Source: Williamson County records · Assessment roll updated September 15, 2025 · Last verified July 2026
| Type | Name |
|---|---|
| State | Texas |
| County | Williamson County |
| Municipality | Round Rock City |
| Unified School District | Round Rock Independent School District (PK - 12) |
Assessed value and assessed market value are set for property tax purposes and are not market price estimates.
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $12,122.00 (+15.65%) Homeowner's exemption | $751,502 (+3.69%) Land $181,750 Building $569,752 | $751,502 (+3.69%) Land $181,750 Building $569,752 |
| 2023 | $10,482.00 (-2.84%) Homeowner's exemption | $724,759 Land $200,000 Building $524,759 | $724,759 Land $200,000 Building $524,759 |
| 2022 | $10,788.00 |
Source: FEMA National Flood Hazard Layer as of October 5, 2026 · FEMA NFIP claims and policies as of September 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026
| FEMA Flood Zone | Zone X moderate risk |
|---|---|
| 500-Year Floodplain | Yes 0.2% annual chance |
| Nearest Special Flood Hazard Area | Zone AE, within 100 ft |
| Flood Insurance Requirement | Not required lenders may require it |
| Flood Insurance Cost | Premium on Record median of 10 policies |
| Nearby Flood Policies | 10 in force |
| Nearby Flood Claims | 4 (2013–2015) |
| Claims Outside the SFHA | 2 of 4 |
| Most Recent Claim | May 2015 · Severe Storms, Tornadoes, Straight-line Winds And Flooding |
| Claims by Event |
|
| Wildfire Risk | Low lower than 64% of the US · lower than 89% of Texas |
|---|---|
| Wildfire Likelihood | 0.03% annual chance |
| Exposure | Direct burnable vegetation at the parcel |
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: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026
| Provider | Max Down / Up (Mbps) |
|---|---|
| Google Fiber Fiber | 8,000 / 8,000 |
| Spectrum Cable · Fiber in parts of the area | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| Starlink Satellite | 280 / 30 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
May also be available: Radiate Holdings, SOS Communications.
Based on FCC filings for 186 locations within half a mile of this property.
Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026
| Water System | CITY OF ROUND ROCK serves 130,662 people |
|---|---|
| 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 as reported to EPA, 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. The full violation and enforcement history is in the system's EPA record.
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