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3603 Windhill Loop, Round Rock, TX 78681 Property Records

Williamson County property record for 3603 Windhill Loop, Round Rock, TX 78681 · Last verified July 2026

Property Highlights

Property TypeResidential > Single Family > Home
Bathrooms2.5 Baths
Year BuiltBuilt 2021
Square Footage2,568 sqft Living Area
Lot Size5,715 sqft (0.131 acres)
Garage396 sqft
Pool478 sqft
Tax Bill$9,900.00 (2025)

Property Details

APN / Parcel Number

Primary APNR-16-5552-000B-0002
Alternative APNs
  • R361042
  • 188386

Interior

Full Baths2.5 Baths
Partial Baths1 Partial Baths
Building Area2,568 sqft Living Area
Gross Area2,728 sqft Gross Area
1st Floor1,086 sqft 1st Floor
2nd Floor1,482 sqft 2nd Floor
Stories2 Stories
Primary FlooringCarpet Flooring
Interior StructureWallboard/Drywall Interior Structure
FireplaceFireplace
Fireplaces1 Fireplaces

Exterior

Year BuiltBuilt 1997
Effective Year BuiltEffective 2021
Exterior MaterialBrick Veneer Exterior
Roof ConstructionHip Roof Construction
Lot Area5,715 sqft (0.131 acres)
Parking Spaces1 Parking Spaces
Garage Area396 sqft Garage

Exterior Amenities

Pool Area478 sqft Pool
Patio Area160 sqft Patio
PorchOpen Porch
Porch Area24 sqft Porch

Utilities and HVAC

Cooling SystemCentral Cooling
Heating SystemCentral Heating

Location & Zoning

Account NumberR165552000B0002
Street Address3603 WINDHILL LOOP
CityROUND ROCK
StateTX
Zip78681-1100
Property UsageResidential Property Usage
TypeResidential > Single Family > Home
Legal DescriptionS6323 - STONE OAK AT ROUND ROCK SEC 2, BLOCK B, LOT 2
Legal SubdivisionSTONE OAK AT ROUND ROCK SEC 2
Legal BlockB
Legal Lot Number2
JurisdictionWILLIAMSON TX
Minor Civil DivisionROUND ROCK-GEORGETOWN
Census Blockgroup3
Census Block3005
Census Tract20608

Owner

Source: Williamson County records · APN R-16-5552-000B-0002

Assessment roll updated January 5, 2026 · Last verified July 2026

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

Owner of RecordCompany Name on File
Mailing Address3105 WHITEPINE DR, AUSTIN, TX 78757-1649
Owner TypeOwner is a Company

Deeds, Mortgages & Sale History

DateDocument
Nov 24, 2025Intrafamily Transfer, Transfer
Oct 23, 2024Vendor's Lien, Transfer · Conventional Mortgage
UNITED WHOLESALE MORTGAGE
Feb 01, 2024Vendor's Lien, Transfer · Stand Alone First Mortgage
FLASH RAISE FUNDING LLC

Assessor's Deed Record

Deed NamesVerified Name on Deed
Last SaleNov 24, 2025
Deed SaleNov 24, 2025
Prior SaleOct 23, 2024 · Amount on Record
Deed Doc Number202592952
Prior Transfer DateJan 19, 2012
Prior Transfer Doc0000005735
Record RefreshedSep 20, 2026

November 2025: Intrafamily Transfer, Transfer

Document TypeIntrafamily Transfer
JurisdictionWILLIAMSON TX
Recording DateNov 24, 2025
Property Address3603 WINDHILL LOOP, ROUND ROCK, TX 78681-1100
Document Number0000092952
Map ReferenceCAB M SL 389-390
Instrument DateNov 19, 2025
Instrument2025092952
Transaction TypeTransfer
Record UpdatedDec 10, 2025

Transaction

Tax$0.00
Additional
  • Interfamily Transfer

Transferred From (Grantor/Seller)

NameVerified Name
Address3105 WHITEPINE DR, AUSTIN, TX 78757-1649

Transferred To (Grantee/Buyer)

NameVerified Name
Address3105 WHITEPINE DR, AUSTIN, TX 78757-1649

October 2024: Vendor's Lien, Transfer

Document TypeVendor's Lien
JurisdictionWILLIAMSON TX
Recording DateOct 23, 2024
Property Address3603 WINDHILL LOOP, ROUND ROCK, TX 78681-1100
Document Number0000084495
Map ReferenceCAB M SL 389&390
Instrument DateOct 22, 2024
Instrument2024084495
Transaction TypeTransfer
Record UpdatedDec 10, 2025
Title CompanyINDEPENDENCE TITLE

Transaction

Tax$0.00
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address8800 FICKE CV, AUSTIN, TX 78717-4844

Mortgage

Document Number0000084496
DateOct 23, 2024
Instrument2024084496
Lender
NameUNITED WHOLESALE MORTGAGE
TypeMortgage Company
Special NotesLender is also the Seller
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueNov 01, 2054

February 2024: Vendor's Lien, Transfer

Document TypeVendor's Lien
JurisdictionWILLIAMSON TX
Recording DateFeb 01, 2024
Property Address3603 WINDHILL LOOP, ROUND ROCK, TX 78681-1100
Document Number0000008068
Map ReferenceCAB M SL 389-390
Instrument DateJan 29, 2024
Instrument2024008068
Transaction TypeTransfer
Record UpdatedDec 10, 2025
Title CompanyINDEPENDENCE TITLE AGENCY, INDEPENDENCE TITLE COMPANY

Transaction

Tax$0.00
Additional
  • Arms Length Transaction

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address6500 CHAMPION GRANDVIEW WAY # 4008, 4008, AUSTIN, TX 78750-8223

Mortgage

Document Number0000008069
DateFeb 01, 2024
Instrument2024008069
Lender
NameFLASH RAISE FUNDING LLC
TypeNon-Lending Institution
Special NotesLender is also the Seller
Agreement
TypeStand Alone First Mortgage
AmountAmount Recorded

Tax Assessment & Valuation

Source: Williamson County records · Assessment roll updated January 5, 2026 · 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$9,900.00 (+25.67%)$550,238 (+16.82%) Land $84,000 Building $466,238$550,238 (+16.82%) Land $84,000 Building $466,238
2024$7,878.00 (+22.5%)
2023$6,431.00 (-5.47%) Homeowner's exemption$471,012 Land $86,000 Building $385,012$471,012 Land $86,000 Building $385,012
2022$6,803.00

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