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11436 Rustic Rock Dr, Austin, TX 78750 Property Records

Travis County property record for 11436 Rustic Rock Dr, Austin, TX 78750

Property Summary

Property TypeSingle Family Home
Details3 ba · 2,261 sqft · built 1991
Lot Size0.301 acres (13,112 sqft)
Owner2 Owner Names on File
Tax Bill$7,004 (2024)
Deeds & MortgagesApr 2018 Mortgage
May 2020 Mortgage
Flood ZoneZone X (minimal risk)
APN0166110705

Property Details

APN / Parcel Number

Primary APN0166110705
Alternative APNs
  • 01661107050000
  • 168007

Interior

Full Baths3 Baths
Stories2 Stories
Building Area2,261 sqft Living Area
Gross Area2,681 sqft
1st Floor Area1,575 sqft
2nd Floor Area686 sqft
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1991
Construction TypeWood Frame
Foundation TypeSlab (Mat/Raft)
Roof TypeHip
Roof MaterialComposition Shingle
Lot Area13,112 sqft (0.301 acres)
Lot Dimensions147 ft deep x 85 ft wide
Garage TypeAttached
Garage Area420 sqft
Parking Spaces2 Parking Spaces

Exterior Amenities

Pool Area480 sqft
PorchOpen Porch
Porch Area49 sqft
Deck Area140 sqft

Utilities, Heating & Cooling

Cooling SystemHVAC
Heating SystemHVAC

Location & Zoning

Account Number168007
Old Parcel Number01661107050000
Street Address11436 RUSTIC ROCK DR
CityAUSTIN
StateTX
Zip78750-3506
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionLOT 10 BLK C TANGLEWOOD ESTATES
Legal SubdivisionTANGLEWOOD ESTATES
Legal BlockC
Legal Lot Number10
JurisdictionTRAVIS TX
Township / Civil DivisionNORTHWEST TRAVIS
Census Block Group1
Census Block1008
Census Tract33800

Owner

Source: Travis County records · APN 0166110705

Assessment roll updated August 1, 2025 · Last verified November 2025

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

Owner of Record2 Owner Names on File
Mailing Address11436 RUSTIC ROCK DR, AUSTIN, TX 78750-3506
OccupancyOwner Occupied

Deeds, Mortgages & Sale History

DateDocument
Apr 20, 2018Deed of Trust, Mortgage · Stand-Alone First Mortgage
CARDINAL FINANCIAL COMPANY LP
May 26, 2020Deed of Trust, Mortgage · Conventional Mortgage
CARDINAL FINANCIAL COMPANY LP

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleOct 03, 2006
Deed SaleOct 03, 2006
Deed Document Number2006191868
Record UpdatedJun 08, 2026

April 2018: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionTRAVIS TX
Property Address11436 RUSTIC ROCK DR, AUSTIN, TX 78750-3506
Transaction TypeMortgage
Record UpdatedNov 11, 2021

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000060170
DateApr 20, 2018
Instrument2018060170
Lender
NameCARDINAL FINANCIAL COMPANY LP
TypeMortgage Company
AddressCHARLOTTE, NC 28273
Agreement
TypeStand-Alone First Mortgage
AmountAmount Recorded
Term361 Months
DueMay 01, 2048

May 2020: Deed of Trust, Mortgage

Document TypeDeed of Trust
JurisdictionTRAVIS TX
Property Address11436 RUSTIC ROCK DR, AUSTIN, TX 78750-3506
Transaction TypeMortgage
Record UpdatedNov 11, 2021
Title CompanyCARDINAL FINANCIAL CO LP

Transferred To (Grantee/Buyer)

NameVerified Name

Mortgage

Document Number0000084030
DateMay 26, 2020
Instrument2020084030
Lender
NameCARDINAL FINANCIAL COMPANY LP
TypeMortgage Company
AddressCHARLOTTE, NC 28273
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueJun 01, 2050

Tax Assessment & Valuation

Source: Travis County records · Assessment roll updated August 1, 2025 · Last verified November 2025

Property Jurisdictions

TypeName
StateTexas
MunicipalityAustin City
CountyTravis County
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$748,437 (+8.08%) Land $400,000 Building $431,379$831,379 (+20.05%) Land $400,000 Building $431,379
2024$7,004.00 (-13.77%)
2023$692,507 Land $400,000 Building $292,507$692,507 Land $400,000 Building $292,507
2022$8,122.00

Flood & Wildfire

Source: FEMA National Flood Hazard Layer as of May 17, 2026 · USDA Forest Service Wildfire Risk to Communities as of 2024 · Last verified October 2026

Flood

FEMA Flood ZoneZone X
minimal risk
Flood Insurance RequirementNot required
lenders may require it

Wildfire

Wildfire RiskLow
lower than 80% of the US · lower than 94% of Texas
Wildfire Likelihood0.02% annual chance
ExposureNone
beyond ember reach

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

Internet Providers

Source: FCC Broadband Data Collection as of December 31, 2025 · Last verified October 2026

ProviderMax Down / Up (Mbps)
Google Fiber
Fiber		8,000 / 8,000
Spectrum
Cable		1,000 / 1,000
Verizon
Fixed Wireless		300 / 20
AT&T
DSL		100 / 20

May also be available: Electronic Corporate Pages.

Based on FCC filings for 286 locations within half a mile of this property.

Drinking Water

Source: EPA Safe Drinking Water Information System as of 2026 Q3 · EPA water system boundaries as of March 2026 · Last verified October 2026

Water SystemCITY OF AUSTIN WATER & WASTEWATER
serves 1,115,323 people
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 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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