512 E Austin Ave, Round Rock, TX 78664 Property Records

Williamson County property record for 512 E Austin Ave, Round Rock, TX 78664 · Last verified July 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bathrooms1 Baths
Year BuiltBuilt 1979
Square Footage1,473 sqft Living Area
Lot Size21,605 sqft (0.496 acres)
OccupancyOwner Occupied
Last Sale$43,400 (2015)
Tax Bill$6,688.00 (2025)

Property Details

APN / Parcel Number

Primary APNR-16-5500-000A-0001
Alternative APNs
  • R074449
  • 129670

Interior

Full Baths1 Baths
Building Area1,473 sqft Living Area
1st Floor1,473 sqft 1st Floor
Stories1 Stories
Primary FlooringCarpet Flooring

Exterior

Year BuiltBuilt 1960
Effective Year BuiltEffective 1979
Exterior MaterialBrick Veneer Exterior
Roof ConstructionGable Roof Construction
Lot Area21,605 sqft (0.496 acres)
PorchOpen Porch
Porch Area267 sqft Porch

Utilities and HVAC

Cooling SystemCentral Cooling
Heating SystemCentral Heating

Location & Zoning

Account NumberR165500000A0001
Street Address512 E AUSTIN AVE
CityROUND ROCK
StateTX
Zip78664-5306
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionSTARKFIELD, BLOCK A, LOT 1 & 2
Legal SubdivisionSTARKFIELD
Legal BlockA
Legal Lot Number1,2
JurisdictionWILLIAMSON TX
Minor Civil DivisionROUND ROCK-GEORGETOWN
Census Blockgroup1
Census Block1013
Census Tract20701

Owner

Source: Williamson County records · APN R-16-5500-000A-0001

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 RecordIndividual Name on File
Mailing Address512 E AUSTIN AVE, ROUND ROCK, TX 78664-5306
OccupancyOwner Occupied
Owner TypeOwner is an Individual, Couple or Unincorporated Entity

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleJul 13, 2015 · Amount on Record
Deed SaleJul 13, 2015 · Amount on Record
Deed Doc Number201559065
Prior Transfer DateJul 01, 2015
Prior Transfer Doc0000059065
Record RefreshedSep 20, 2026

June 2026: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionWILLIAMSON TX
Recording DateJun 12, 2026
Property Address512 E AUSTIN AVE, ROUND ROCK, TX 78664-5306
Document Number0000049069
Instrument DateJun 08, 2026
Instrument202649069
Transaction TypeMortgage
Record UpdatedJul 12, 2026
Title CompanyNONE LISTED ON DOCUMENT

Transferred To (Grantee/Buyer)

NameVerified Name
Address512 E AUSTIN AVE, ROUND ROCK, TX 78664-5306

Mortgage

Document Number0000049069,
DateJun 12, 2026
Instrument202649069
Lender
NameA+ FEDERAL CREDIT UNION
Agreement
TypeLine of Credit
AmountAmount Recorded
Term180 Months
DueJul 01, 2041
Interest
Rate5.72%
Max Rate-1%

Tax Assessment & Valuation

Source: Williamson County records · Assessment roll updated September 15, 2025 · Last verified July 2026

Property Jurisdictions

TypeName
StateTexas
CountyWilliamson County
MunicipalityRound Rock City
Unified School DistrictRound Rock Independent School District (PK - 12)

Tax Bill & Assessment History

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

YearTax BillAssessed ValueAssessed Market Value
2025$6,688.00 (+20.85%) Homeowner's exemption$446,234 (-19.19%)$628,713 (+13.86%) Land $376,791 Building $251,922
2023$5,534.00 (-6.54%) Homeowner's exemption$552,179 Land $376,791 Building $175,388$552,179 Land $376,791 Building $175,388
2022$5,921.00

Flood & Wildfire

512 E Austin Ave is in FEMA Zone X, outside the Special Flood Hazard Area, with no wildfire exposure.

Flood

Source: FEMA National Flood Hazard Layer · Williamson County (48491C), updated October 5, 2026

FEMA Flood ZoneZone X
minimal flood hazard · outside the 0.2% annual chance floodplain
Special Flood Hazard AreaNo

Wildfire

Source: USDA Forest Service Wildfire Risk to Communities · 2nd edition (2024), fuels as of 2020

Wildfire Risk to HomesNot rated
no burnable land in reach
Wildfire LikelihoodNegligible
ExposureNone
beyond ember reach of burnable land

Values are read at the parcel center point; lenders make the official flood determination.

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