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4574 Post Loop, Round Rock, TX 78681 Property Records

Williamson County property record for 4574 Post Loop, Round Rock, TX 78681

Property Summary

Property TypeSingle Family Home
Details3 bd · 3.5 ba · 2,257 sqft · built 2021
Lot Size0.19 acres (8,304 sqft)
Owner2 Individual Names on File
Last Sale$367,500 (Aug 2021)
Tax Bill$10,576 (2025)
Deeds & MortgagesAug 2021 Mortgage
Flood ZoneZone X (minimal risk)
APNR-20-5410-110S-0007

Property Details

APN / Parcel Number

Primary APNR-20-5410-110S-0007
Alternative APNs
  • R600390
  • 425105

Interior

Bedrooms3 Beds
Full Baths3.5 Baths
Half Baths1 Half Bath
Stories1 Story
Building Area2,257 sqft Living Area
1st Floor Area2,257 sqft

Exterior

Year BuiltBuilt 2021
Effective Year BuiltEffective 2021
Exterior MaterialStone
Lot Area8,304 sqft (0.19 acres)
Garage Area400 sqft
Parking Spaces2 Parking Spaces
PorchOpen Porch

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral

Location & Zoning

Account NumberR205410110S0007
Street Address4574 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 7
Legal SubdivisionHIGHLANDS AT MAYFIELD RANCH SEC 11
Legal BlockS
Legal Lot Number7
JurisdictionWILLIAMSON TX
Township / Civil DivisionROUND ROCK-GEORGETOWN
Census Block Group2
Census Block2000
Census Tract20609

Owner

Source: Williamson County assessment roll, as of September 15, 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 File
Mailing Address3121 HEAVENLY RIDGE ST, THOUSAND OAKS, CA 91362-1179
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Verified Names on Deed
Last SaleAug 30, 2021 · Amount on Record
Deed SaleAug 30, 2021 · Amount on Record
Deed Document Number2021131389
Prior Transfer DateAug 27, 2021
Prior Transfer Doc0000131389
Record UpdatedSep 20, 2026

August 2021: Vendor's Lien, Subdivision Related Transfer

Document TypeVendor's Lien
JurisdictionWILLIAMSON TX
Recording DateAug 30, 2021
Property Address4574 POST LOOP, ROUND ROCK, TX 78681-2092
Document Number0000131389
Map ReferencePL 2020100361
Instrument DateAug 27, 2021
Instrument2021131389
Transaction TypeSubdivision Related Transfer
Record UpdatedOct 21, 2022
Title CompanyINDEPENDENCE TITLE

Transaction

Tax$0.00
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
Address16340 PARK TEN PL STE 250, 16340, HOUSTON, TX 77084-5144

Transferred To (Grantee/Buyer)

NameVerified Name
Address3121 HEAVENLY RIDGE ST, THOUSAND OAKS, CA 91362-1179

Mortgage

Document Number0000131390
DateAug 30, 2021
Instrument2021131390
Lender
NameGUARANTEED RATE INC
TypeMortgage Company
Special NotesSeller Financed
Agreement
TypeConventional Mortgage
AmountAmount Recorded
Term361 Months
DueSep 1, 2051

Tax Assessment & Valuation

Source: Williamson County assessment roll, as of September 15, 2025

Property Jurisdictions

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

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$10,576.00$531,546 (+0.89%) Land $109,000 Building $422,546$531,546 (+0.89%) Land $109,000 Building $422,546
2024$10,576.00 (-2.26%)
2023$10,820.00 (+7.69%)$526,882 Land $115,000 Building $411,882$526,882 Land $115,000 Building $411,882
2022$10,047.00

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 at the parcel

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
Electronic Corporate Pages
Fixed Wireless		200 / 40

May also be available: SOS Communications, Valley Telephone Cooperative, Inc. (TX).

Cell Coverage

5G (outdoors only) and 4G LTE

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