3605 Hillbrook Dr, Austin, TX 78731 Property Records

Travis County property record for 3605 Hillbrook Dr, Austin, TX 78731

Property Summary

Property TypeSingle Family Home
Details4 ba · 3,981 sqft · built 1978
Lot Size2.18 acres (94,961 sqft)
Owner2 Individual Names on Record
Tax Bill$10,643 (2024)
Deeds & MortgagesAug 2019 Mortgage
Feb 2020 Line of Credit
Flood ZoneZone X (minimal risk)
APN0135040220

Property Details

APN / Parcel Number

Primary APN0135040220
Alternative APNs
  • 01350402200000
  • 131446

Interior

Full Baths4 Baths
Stories2 Stories
Building Area3,981 sqft Living Area
Gross Area4,701 sqft
1st Floor Area2,421 sqft
2nd Floor Area1,560 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1978
Construction TypeWood Frame
Foundation TypeSlab (Mat/Raft)
Roof TypeGable
Roof MaterialComposition Shingle
Lot Area94,961 sqft (2.18 acres)
Garage TypeAttached
Garage Area720 sqft
Parking Spaces3 Parking Spaces

Exterior Amenities

PorchOpen Porch
Porch Area180 sqft
Deck Area800 sqft
Patio Area1,040 sqft

Utilities, Heating & Cooling

Cooling SystemHVAC
Heating SystemHVAC

Location & Zoning

Account Number131446
Old Parcel Number01350402200000
Street Address3605 HILLBROOK DR
CityAUSTIN
StateTX
Zip78731-4039
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 2 HIGHLAND HILLS SEC 11
Legal SubdivisionHIGHLAND HILLS SEC 11
Legal Lot Number2
JurisdictionTRAVIS TX
Township / Civil DivisionAUSTIN
Census Block Group4
Census Block4011
Census Tract30600

Owner

Source: Travis County records, as of November 3, 2025

Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.

Owner of Record2 Individual Names on Record
Mailing Address3605 HILLBROOK DR, AUSTIN, TX 78731-4039
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

DateDocument
Aug 30, 2019Deed of Trust, Mortgage · Conventional Mortgage
REGIONS BANK
Feb 10, 2020Deed of Trust, Mortgage · Line of Credit
KEYSTONE BANK NA

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleMay 21, 1986
Deed SaleMay 21, 1986
Deed Document Number0000975232
Record UpdatedJun 8, 2026

August 2019: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionTRAVIS TX
Property Address3605 HILLBROOK DR, AUSTIN, TX 78731-4039
Transaction TypeMortgage
Record UpdatedNov 11, 2021
Title CompanyITC

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000133318
DateAug 30, 2019
Instrument2019133318
Lender
NameREGIONS BANK
TypeBank
AddressAUSTIN, TX 78705
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term181 Months
DueSep 1, 2034

February 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionTRAVIS TX
Property Address3605 HILLBROOK DR, AUSTIN, TX 78731-4039
Transaction TypeMortgage
Record UpdatedNov 11, 2021
Title CompanyFIRST AMERICAN TITLE

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000021071
DateFeb 10, 2020
Instrument2020021071
Lender
NameKEYSTONE BANK NA
TypeBank
AddressAUSTIN, TX 78738
Agreement
TypeLine of Credit
AmountAmount Recorded
Term360 Months
DueFeb 1, 2050
Interest
Rate TypeAdjustable Rate
Change FrequencyMonthly

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$1,366,550 (-27.48%) Land $700,000 Building $679,990$1,379,990 (-26.77%) Land $700,000 Building $679,990
2024$10,643.00 (-15.25%)
2023$1,884,418 Land $980,000 Building $904,418$1,884,418 Land $980,000 Building $904,418
2022$12,558.00

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
Nearest Special Flood Hazard AreaZone AE, within 500 ft
Flood Insurance RequirementNot required
lenders may require it
Flood Insurance CostPremium on Record
median of 19 policies
Community Rating SystemClass 5 (25% premium discount)
Nearby Flood Policies19 in force

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 RiskLow
lower than 94% of the US · lower than 97.1% of Texas
Wildfire Likelihood0.02% annual chance
ExposureDirect
burnable vegetation

Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.

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 394 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
Spectrum
Cable · Fiber in parts of the area
1,000 / 1,000
Verizon
Fixed Wireless
1,000 / 75
AT&T
DSL · Fiber in parts of the area
100 / 20

May also be available: Astound Broadband, T-Mobile.

Cell Coverage

5G (outdoors only) and 4G LTE

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