Travis County property record for 503 Mairo St, Austin, TX 78748
| Property Type | Single Family Home |
|---|---|
| Details | 2 ba · 1,164 sqft · built 1976 |
| Lot Size | 0.153 acres (6,708 sqft) |
| Owner | Individual on Record |
| Tax Bill | $5,106 (2024) |
| Deeds & Mortgages | Dec 2021 Mortgage Nov 2021 Sale + 1 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 0425130407 |
| Primary APN | 0425130407 |
|---|---|
| Alternative APNs |
|
| Full Baths | 2 Baths |
|---|---|
| Stories | 1 Story |
| Building Area | 1,164 sqft Living Area |
| Gross Area | 1,601 sqft |
| 1st Floor Area | 1,164 sqft |
| Year Built | Built 1976 |
|---|---|
| Construction Type | Wood Frame |
| Foundation Type | Slab (Mat/Raft) |
| Roof Type | Gable |
| Roof Material | Composition Shingle |
| Lot Area | 6,708 sqft (0.153 acres) |
| Lot Dimensions | 115 ft deep x 60 ft wide |
| Garage Type | Attached |
| Garage Area | 437 sqft |
| Parking Spaces | 2 Parking Spaces |
| Porch | Open Porch |
| Porch Area | 20 sqft |
| Patio Area | 187 sqft |
| Cooling System | HVAC |
|---|---|
| Heating System | HVAC |
| Account Number | 341238 |
|---|---|
| Old Parcel Number | 04251304070000 |
| Street Address | 503 MAIRO ST |
| City | AUSTIN |
| State | TX |
| Zip | 78748-5457 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Legal Description | LOT 7 BLK H BEACONRIDGE I |
| Legal Subdivision | BEACONRIDGE I |
| Legal Block | H |
| Legal Lot Number | 7 |
| Jurisdiction | TRAVIS TX |
| Township / Civil Division | AUSTIN |
| Census Block Group | 3 |
| Census Block | 3020 |
| Census Tract | 2422 |
Source: Travis 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 on Record |
|---|---|
| Co-owner | Co-owner on Record |
| Mailing Address | 503 MAIRO ST, AUSTIN, TX 78748-5457 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Date | Document |
|---|---|
| Dec 20, 2021 | Vendor's Lien, Transfer · Conventional Mortgage HOMEWARD MORTGAGE LLC |
| Nov 23, 2021 | Warranty Deed, Transfer HOMEWARD TITLE |
| Jun 30, 2021 | Vendor's Lien, Transfer · Stand-Alone First Mortgage PATTERSON TOWERS INVESTMENT 2 LLC |
| Deed Names | 2 Names on Deed |
|---|---|
| Last Sale | Dec 20, 2021 |
| Deed Sale | Dec 20, 2021 |
| Prior Sale | Nov 23, 2021 |
| Deed Document Number | 2021277109 |
| Record Updated | Jun 8, 2026 |
| Document Type | Vendor's Lien |
|---|---|
| Jurisdiction | TRAVIS TX |
| Recording Date | Dec 20, 2021 |
| Property Address | 503 MAIRO ST, AUSTIN, TX 78748-5457 |
| Document Number | 0000277109 |
| Map Reference | VOL 69 PG 45 |
| Instrument Date | Dec 20, 2021 |
| Instrument | 2021277109 |
| Transaction Type | Transfer |
| Record Updated | Jan 13, 2022 |
| Title Company | HOMEWARD TITLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 503 MAIRO ST, AUSTIN, TX 78748-5457 |
| Document Number | 0000277110 |
|---|---|
| Date | Dec 20, 2021 |
| Instrument | 2021277110 |
| Name | HOMEWARD MORTGAGE LLC |
|---|---|
| Type | Mortgage Company |
| Special Notes | Seller Financed |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Jan 1, 2052 |
| Document Type | Warranty Deed |
|---|---|
| Jurisdiction | TRAVIS TX |
| Recording Date | Nov 23, 2021 |
| Property Address | 503 MAIRO ST, AUSTIN, TX 78748-5457 |
| Document Number | 0000258256 |
| Map Reference | VOL 69 PG 45 |
| Instrument Date | Nov 18, 2021 |
| Instrument | 2021258256 |
| Transaction Type | Transfer |
| Record Updated | Dec 14, 2021 |
| Title Company | HOMEWARD TITLE |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 916 S CAPITAL OF TEXAS HWY STE 2-200, 2-200, WEST LAKE HILLS, TX 78746-5444 |
| Investor | Possibly a Property Investor |
| Document Type | Vendor's Lien |
|---|---|
| Jurisdiction | TRAVIS TX |
| Recording Date | Jun 30, 2021 |
| Property Address | 503 MAIRO ST, AUSTIN, TX 78748-5457 |
| Document Number | 0000146630 |
| Map Reference | VOL 69 PG 45 |
| Instrument Date | Jun 30, 2021 |
| Instrument | 2021146630 |
| Transaction Type | Transfer |
| Record Updated | Nov 11, 2021 |
| Title Company | INDEPENDENCE TITLE AGENCY, INDEPENDENCE TITLE COMPANY |
| Tax | $0.00 |
|---|---|
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 1101 W 34TH ST # 308, 308, AUSTIN, TX 78705-1907 |
| Investor | Possibly a Property Investor |
| Document Number | 0000146631 |
|---|---|
| Date | Jun 30, 2021 |
| Instrument | 2021146631 |
| Name | PATTERSON TOWERS INVESTMENT 2 LLC |
|---|---|
| Type | Non-Lending Institution |
| Special Notes | Seller Financed |
| Type | Stand-Alone First Mortgage |
|---|---|
| Amount | Amount Recorded |
Source: Travis County assessment roll, as of August 1, 2025
| Type | Name |
|---|---|
| State | Texas |
| Municipality | Austin City |
| County | Travis County |
| Unified School District | Austin Independent School District (PK - 12) |
| Year | Tax Bill | Assessed Value | Assessed Market Value |
|---|---|---|---|
| 2025 | $363,200 (-16.71%) Land $228,021 Building $135,179 | $363,200 (-16.71%) Land $228,021 Building $135,179 | |
| 2024 | $5,106.00 (-37.35%) | ||
| 2023 | $436,078 Land $275,000 Building $161,078 | $436,078 Land $275,000 Building $161,078 | |
| 2022 | $8,150.00 |
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 May 17, 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 |
| Flood Insurance Cost | Premium on Record median of 22 policies |
| Community Rating System | Class 5 (25% premium discount) |
| Nearby Flood Policies | 22 in force |
| Nearby Flood Claims | 8 (1991–2015) |
| Claims Outside the SFHA | 1 of 8 |
| Most Recent Claim | Oct 2015 · Severe Storms, Tornadoes, Straight-line Winds, And 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 99.8% of the US · lower than 99.8% 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 AUSTIN WATER & WASTEWATER serves 1,115,323 people · EPA ID TX2270001 |
|---|---|
| Water Source | Surface water |
| Last State Inspection | Jul 2023 |
| Lead | Under 1 ppb (2022–2024) action level 15 ppb |
| Water Quality | Turbidity resolved · Feb 2022 |
|---|---|
| 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 485 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Google Fiber Fiber | 8,000 / 8,000 |
| Spectrum Cable | 1,000 / 1,000 |
| Verizon Fixed Wireless | 300 / 20 |
| T-Mobile Fixed Wireless | 100 / 20 |
| AT&T Fixed Wireless · DSL · Fiber in parts of the area | 100 / 20 |
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