402 E Main St, Round Rock, TX 78664 Property Records

Williamson County property record for 402 E Main St, Round Rock, TX 78664

Property Summary

Property TypeSingle Family Home
Details1 ba · 1,280 sqft · built 1930
Lot Size0.16 acres (6,970 sqft)
OwnerIndividual on Record
Tax Bill$1,963 (2025)
Flood ZoneZone X (minimal risk)
APNR-16-5120-0019-0004

Property Details

APN / Parcel Number

Primary APNR-16-5120-0019-0004
Alternative APNs
  • R071404
  • 126670

Interior

Full Baths1 Bath
Stories1 Story
Building Area1,280 sqft Living Area
1st Floor Area1,280 sqft
FlooringWood
Interior WallsCustom/Decorative
Fireplaces1 Fireplace
FireplaceFireplace

Exterior

Year BuiltBuilt 1930
Effective Year BuiltEffective 1985
Exterior MaterialVinyl
Foundation TypePier/Post & Beam
Roof TypeGable
Lot Area6,970 sqft (0.16 acres)
Garage TypeMixed
Garage Area252 sqft
CarportCarport
Carport Area480 sqft
Parking Spaces3 Parking Spaces
PorchFinished/Screened Porch
Porch Area384 sqft
Patio Area96 sqft

Utilities, Heating & Cooling

Cooling SystemCentral
Heating SystemCentral

Location & Zoning

Account NumberR071404
Street Address402 E MAIN ST
CityROUND ROCK
StateTX
Zip78664-5350
Property CategoryResidential
Property TypeResidential > Single Family > Home
Local Zoning CodeSF
Legal DescriptionS4493 - ROUND ROCK CITY OF, BLOCK 19, LOT 4 & E 10 F, ACRES 0.16
Legal SubdivisionROUND ROCK CITY OF
Legal Block19
Legal Lot Number4
JurisdictionWILLIAMSON TX
Township / Civil DivisionROUND ROCK-GEORGETOWN
Census Block Group1
Census Block1032
Census Tract20701

Owner

Source: Williamson County assessment roll, as of August 1, 2025

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

Owner of RecordIndividual on Record
Mailing Address402 E MAIN ST, ROUND ROCK, TX 78664-5350
OccupancyOwner Occupied
Owner TypeIndividual

Deeds, Mortgages & Sale History

Assessor's Deed Record

Deed NamesName on Deed
Last SaleOct 26, 2001
Deed SaleOct 26, 2001
Deed Document Number0200180124
Record UpdatedJun 7, 2026

Tax Assessment & Valuation

Source: Williamson County assessment roll, as of August 1, 2025

Property Jurisdictions

TypeName
StateTexas
CountyWilliamson County
MunicipalityRound Rock City
Unified School DistrictRound Rock Independent School District (PK - 12)

Tax Bill & Assessment History

YearTax BillAssessed ValueAssessed Market Value
2025$1,963.00 (+10.65%) Additional exemption filed$280,704 (-4.35%) Land $173,902 Building $106,802$280,704 (-4.35%) Land $173,902 Building $106,802
2023$1,774.00 (-24.25%) Homeowner's exemption Senior Citizen's exemption$293,457 Land $188,190 Building $105,267$293,457 Land $188,190 Building $105,267
2022$2,342.00

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
Nearby Flood Claims8 (1984–1991)
Most Recent ClaimJan 1991 · river or lake flooding

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 RiskLow
lower than 99.1% of the US · lower than 99.3% of Texas
Wildfire LikelihoodUnder 0.01% annual chance
ExposureNone
beyond ember reach

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 ROUND ROCK
serves 130,662 people · EPA ID TX2460003
Water SourceSurface water
Last State InspectionSep 2023
Lead5 ppb (2021–2023)
action level 15 ppb

Violations Reported to EPA

Water QualityNone
last 10 years
Treatment and ProcedureNone
last 10 years
Monitoring and ReportingNone
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 289 locations within half a mile, as of December 31, 2025

ProviderMax Down / Up (Mbps)
AT&T
Fiber · DSL in parts of the area
5,000 / 5,000
Spectrum
Cable · Fiber in parts of the area
1,000 / 1,000
Verizon
Fixed Wireless
300 / 20
T-Mobile
Fixed Wireless
100 / 20

May also be available: Astound Broadband, Google Fiber, SOS Communications.

Nearby Properties on E Main St

Nearby Streets

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