631 Mairo St, Austin, TX 78748 Property Records

Travis County property record for 631 Mairo St, Austin, TX 78748

Property Summary

Property TypeSingle Family Home
Details2 ba · 1,437 sqft · built 1979
Lot Size0.145 acres (6,355 sqft)
OwnerOwner Name on File
Tax Bill$7,273 (2024)
Flood ZoneZone X (minimal risk)
APN0424000726

Property Details

APN / Parcel Number

Primary APN0424000726
Alternative APNs
  • 04240007260000
  • 485768

Interior

Full Baths2 Baths
Stories1 Story
Building Area1,437 sqft Living Area
Gross Area1,849 sqft
1st Floor Area1,157 sqft
Upper Floors Area280 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1979
Construction TypeWood Frame
Foundation TypeSlab (Mat/Raft)
Roof TypeGable
Roof MaterialComposition Shingle
Lot Area6,355 sqft (0.145 acres)
Lot Dimensions110 ft deep x 55 ft wide
Garage TypeAttached
Garage Area412 sqft
Parking Spaces2 Parking Spaces
PorchOpen Porch
Porch Area16 sqft
Patio Area80 sqft

Utilities, Heating & Cooling

Cooling SystemHVAC
Heating SystemHVAC

Location & Zoning

Account Number485768
Old Parcel Number04240007260000
Street Address631 MAIRO ST
CityAUSTIN
StateTX
Zip78748-5461
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 7 BLK A BEACONRIDGE WEST
Legal SubdivisionBEACONRIDGE WEST
Legal BlockA
Legal Lot Number7
JurisdictionTRAVIS TX
Township / Civil DivisionAUSTIN
Census Block Group3
Census Block3005
Census Tract2423

Owner

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 RecordOwner Name on File
Mailing Address3427 SHADY VALLEY DR, AUSTIN, TX 78748-1890

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Prior SaleJun 12, 2003
Last Transfer DateAug 28, 2007
Transfer Doc0000160232
Record UpdatedJun 8, 2026

Tax Assessment & Valuation

Source: Travis County assessment roll, as of August 1, 2025

Property Jurisdictions

TypeName
StateTexas
MunicipalityAustin City
CountyTravis County
Unified School DistrictAustin Independent School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$339,625 (-15.09%) Land $227,142 Building $112,483$339,625 (-15.09%) Land $227,142 Building $112,483
2024$7,273.00 (-8.81%)
2023$400,000 Land $275,000 Building $125,000$400,000 Land $275,000 Building $125,000
2022$7,976.00

Assessed value and assessed market value are set for property tax purposes and are not market price estimates.

Flood

Source: FEMA National Flood Hazard Layer, effective May 17, 2026 · OpenFEMA NFIP redacted claims and policies, as of September 2026

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it
Community Rating SystemClass 5 (25% premium discount)
Nearby Flood Policies7 in force
Nearby Flood Claims3 (2015–2019)
Claims Outside the SFHA3 of 3
Most Recent ClaimOct 2019 · other causes
Claims by Event
  • Severe Storms, Tornadoes, Straight-line Winds, And Flooding, Oct 2015 · 2 claims

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.

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024

Wildfire RiskNot rated
no burnable land within ember reach

Drinking Water

Source: EPA Safe Drinking Water Information System, as of September 2026

Water SystemCITY OF AUSTIN WATER & WASTEWATER
serves 1,115,323 people · EPA ID TX2270001
Water SourceSurface water
Last State InspectionJul 2023
LeadUnder 1 ppb (2022–2024)
action level 15 ppb

Violations Reported to EPA

Water QualityTurbidity
resolved · Feb 2022
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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.

Internet Providers

Source: FCC Broadband Data Collection, based on 485 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Google Fiber
Fiber
8,000 / 8,000
Spectrum
Cable
1,000 / 1,000
Verizon
Fixed Wireless
300 / 20
T-Mobile USA
Fixed Wireless
100 / 20
AT&T
Fixed Wireless · DSL · Fiber in parts of the area
100 / 20

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