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4524 Post Loop, Round Rock, TX 78681 Property Records

Williamson County property record for 4524 Post Loop, Round Rock, TX 78681

Property Summary

Property TypeSingle Family Home
Details4 bd · 4 ba · 3,044 sqft · built 2021
Owner2 Individual Names on Record
Last Sale$490,400 (Nov 2021)
Tax Bill$11,195 (2025)
Deeds & MortgagesNov 2021 Mortgage
Dec 2020 Loan Modification
Flood ZoneZone X (minimal risk)
APNR-20-5410-110S-0006

Property Details

APN / Parcel Number

Primary APNR-20-5410-110S-0006
Alternative APNs
  • R600389
  • 425104

Interior

Bedrooms4 Beds
Full Baths4 Baths
Stories2 Stories
Building Area3,044 sqft Living Area
1st Floor Area1,859 sqft
2nd Floor Area1,185 sqft

Exterior

Year BuiltBuilt 2021
Effective Year BuiltEffective 2021
Exterior MaterialStone
Garage Area468 sqft
Parking Spaces2 Parking Spaces
PorchOpen Porch

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral

Location & Zoning

Account NumberR205410110S0006
Street Address4524 POST LOOP
CityROUND ROCK
StateTX
Zip78681-2092
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionS12403 - HIGHLANDS AT MAYFIELD RANCH SEC 11, BLOCK S, LOT 6
Legal SubdivisionHIGHLANDS AT MAYFIELD RANCH SEC 11
Legal BlockS
Legal Lot Number6
JurisdictionWILLIAMSON TX
Township / Civil DivisionROUND ROCK-GEORGETOWN
Census Block Group2
Census Block2000
Census Tract20609

Owner

Source: Williamson County records, as of September 11, 2026

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 Address4524 POST LOOP, ROUND ROCK, TX 78681-2092
OccupancyOwner Occupied
Owner TypeIndividual
VestingMarried Couple

Deeds, Mortgages & Sale History

DateDocument
Nov 15, 2021Vendor's Lien, Subdivision Related Transfer · Conventional Mortgage
HIGHLAND HOMELOANS LLC
Dec 1, 2020Loan Modification, Mortgage
AMEGY BK

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleNov 15, 2021 · Amount on Record
Deed SaleNov 15, 2021 · Amount on Record
Deed Document Number2021174117
Prior Transfer DateNov 11, 2021
Prior Transfer Doc0000174117
Record UpdatedOct 29, 2026

November 2021: Vendor's Lien, Subdivision Related Transfer

Document TypeVendor's Lien
JurisdictionWILLIAMSON TX
Recording DateNov 15, 2021
Property Address4524 POST LOOP, ROUND ROCK, TX 78681-2092
Document Number0000174117
Map ReferenceFILE 2020100361
Instrument DateNov 11, 2021
Instrument2021174117
Transaction TypeSubdivision Related Transfer
Record UpdatedOct 21, 2022
Title CompanyTEXAS PREMIER TITLE

Transaction

Tax$0.00
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name

Transferred To (Grantee/Buyer)

NameVerified Name
Address4524 POST LOOP, ROUND ROCK, TX 78681-2092

Mortgage

Document Number0000174118
DateNov 15, 2021
Instrument2021174118
Lender
NameHIGHLAND HOMELOANS LLC
TypeMortgage Company
Special NotesSeller Financed
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueDec 1, 2051

December 2020: Loan Modification, Mortgage

Document TypeLoan Modification
JurisdictionWILLIAMSON TX
Property Address4524 POST LOOP, ROUND ROCK, TX 78681-2092
Document Number0000152212
Instrument DateDec 1, 2020
Transaction TypeMortgage
Record UpdatedApr 10, 2021
Title CompanyOTHER

Transferred To (Grantee/Buyer)

NameVerified Name
RelationshipCompany
Address5601 DEMOCRACY DR #300 PLANO TX 750243674, 300, PLANO, TX 75024-3674
InvestorPossibly a Property Investor

Mortgage

Document Number0000152212
DateDec 2, 2020
Instrument152212
Lender
NameAMEGY BK
TypeBank
AddressHOUSTON, TX 77027
Agreement
AmountAmount Recorded
Term12 Months
DueDec 1, 2021

Tax Assessment & Valuation

Source: Williamson County assessment roll, as of September 11, 2026

Property Jurisdictions

TypeName
StateTexas
CountyWilliamson County
Unified School DistrictGeorgetown Independent School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$11,195.00 (+3.94%) Homeowner's exemption$559,783 (-5.85%) Land $109,000 Building $450,783$559,783 (-5.85%) Land $109,000 Building $450,783
2024$10,771.00 (-2.63%)
2023$11,062.00 (-16.41%) Homeowner's exemption$594,586 Land $115,000 Building $479,586$594,586 Land $115,000 Building $479,586
2022$13,233.00

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 October 5, 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
Nearby Flood Policies2 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 RiskModerate
above 47% of the US · lower than 79% of Texas
Wildfire Likelihood0.08% 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 GEORGETOWN
serves 191,639 people · EPA ID TX2460001
Water SourceSurface water
Last State InspectionJul 2025
Lead5 ppb (2024–2026)
action level 15 ppb

Violations Reported to EPA

Water QualityTotal trihalomethanes
not recorded as resolved · Apr 2026
Treatment and ProcedureNone
last 10 years
Monitoring and Reporting2
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 134 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber		5,000 / 5,000
Spectrum
Fiber · Cable in parts of the area		1,000 / 1,000
Verizon
Fixed Wireless		300 / 20
Western Broadband
Fixed Wireless		200 / 40

May also be available: SOS Communications, VTX Communications.

Cell Coverage

5G (outdoors only) and 4G LTE

Nearby Properties on Post Loop

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