1. Home
  2. Texas
  3. Williamson County
  4. Round Rock
  5. Post Ln

4605 Post Ln, Round Rock, TX 78681 Property Records

Williamson County property record for 4605 Post Ln, Round Rock, TX 78681

Property Summary

Property TypeSingle Family Home
Details4 bd · 3 ba · 2,068 sqft · built 2020
OwnerIndividual Name on Record
Tax Bill$7,163 (2025)
Deeds & MortgagesOct 2021 Sale
Flood ZoneZone X (minimal risk)
APNR-20-5410-10BV-0022

Property Details

APN / Parcel Number

Primary APNR-20-5410-10BV-0022
Alternative APNs
  • R595989
  • 420018

Interior

Bedrooms4 Beds
Full Baths3 Baths
Half Baths1 Half Bath
Stories1 Story
Building Area2,068 sqft Living Area
1st Floor Area2,068 sqft
FlooringTile
Interior WallsWallboard/Drywall

Exterior

Year BuiltBuilt 2020
Effective Year BuiltEffective 2022
Exterior MaterialStone
Foundation TypeSlab (Mat/Raft)
Garage Area455 sqft
Parking Spaces2 Parking Spaces
PorchOpen Porch

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral

Location & Zoning

Account NumberR595989
Street Address4605 POST LN
CityROUND ROCK
StateTX
Zip78681-2091
Property CategoryResidential
Property TypeResidential > Single Family > Home
Legal DescriptionS12327 - HIGHLANDS AT MAYFIELD RANCH SEC 10B, BLOCK V, LOT 22
Legal SubdivisionHIGHLANDS/MAYFIELD RANCH SEC 1
Legal BlockV
Legal Lot Number22
JurisdictionWILLIAMSON TX
Township / Civil DivisionROUND ROCK-GEORGETOWN
Census Block Group2
Census Block2000
Census Tract20609

Owner

Source: Williamson County records, as of October 2, 2025

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

Owner of RecordIndividual Name on Record
Co-ownerCo-owner on Record
Mailing Address4605 POST LN, ROUND ROCK, TX 78681-2091
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed Names2 Names on Deed
Last SaleOct 1, 2021
Deed SaleOct 1, 2021
Deed Document Number2021150407
Record UpdatedJun 8, 2026

October 2021: Special Warranty Deed, Subdivision Related Transfer

Document TypeSpecial Warranty Deed
JurisdictionWILLIAMSON TX
Recording DateOct 1, 2021
Property Address4605 POST LN, ROUND ROCK, TX 78681-2091
Document Number0000150407
Map ReferenceDOC 2020060695
Instrument DateSep 29, 2021
Instrument2021150407
Transaction TypeSubdivision Related Transfer
Record UpdatedMay 17, 2024
Title CompanyE-CHICAGO TITLE, CHICAGO TITLE

Transaction

Tax$0.00
Additional
  • Arm's Length

Transferred From (Grantor/Seller)

NameVerified Name
Address4201 W PARMER LN LNB 180, 180, AUSTIN, TX 78727-4109

Transferred To (Grantee/Buyer)

NameVerified Name
Address4605 POST LN, ROUND ROCK, TX 78681-2091

Tax Assessment & Valuation

Source: Williamson County assessment roll, as of August 1, 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$7,163.00 (-2.45%) Homeowner's exemption Senior Citizen's exemption$509,750 (-2.05%) Land $109,000 Building $400,750$509,750 (-2.05%) Land $109,000 Building $400,750
2023$7,343.00 (-44.56%) Homeowner's exemption Senior Citizen's exemption$520,400 Land $115,000 Building $405,400$520,400 Land $115,000 Building $405,400
2022$13,246.00

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 40% of the US · lower than 85% of Texas
Wildfire Likelihood0.07% annual chance
ExposureIndirect
within ember reach
Adjoins Burnable LandYes

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

ProviderMax Down / Up (Mbps)
AT&T
Fiber		5,000 / 5,000
Spectrum
Fiber		1,000 / 1,000
Verizon
Fixed Wireless		300 / 20
Western Broadband
Fixed Wireless		200 / 40

May also be available: SOS Communications, VTX Communications.

Nearby Properties on Post Ln

Nearby Streets

Search Property Records by Address or Parcel Number

Search by:

By searching, you agree to: Terms • Privacy • Disclosures