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Duplex (2 Units, Any Combination)Residential
Last sold for $249,400 on Apr 30, 2010

402 WILLIAMS ST

ROCKWALL, TX 75087
0
Baths
3,038 ft²
Living AreaTotal finished area of the structures, from county records. Some counties include shared space like hallways or a building gym, so it may not match a listing.
0.46 ac
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$249,400 · Apr 30, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,781 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$577,759 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$525,235
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$641,752

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
CountyROCKWALL
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1990
Lot (acres)The size of the land the home sits on, from county records.0.46
RoofThe main material covering the roof, such as asphalt shingle or tile.Wood Shingle
GarageWhether the property has a garage, and details like whether it is attached to the home.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Duplex
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 432 ft²Porch · 586 ft²

Transaction History(3)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Howard Dobbs Elementary SchoolA-
Elementary · Grades PK–6 · 0.2 mi
M
Herman E. Utley Middle SchoolA-
Middle · Grades 7–8 · 1.2 mi
H
Rockwall High SchoolA
High · Grades 10–12 · 1.9 mi

District: Rockwall Independent School District

Neighborhood · ZIP 75087These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.73
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.99
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.27

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.54,035
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,581 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$119,886
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$149,394
Average tempThe average temperature here across a full year.65°F
Annual precipHow much rain and melted snow falls here in a typical year.41 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.62%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

402 Williams St measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Bigger than 94% of homes in Renfro
  • Has a bigger lot than 90% of homes in Rockwall 75087
  • Older than 84% of homes in Rockwall County

How it measures up in Rockwall 75087

The dot is this home. The mark in the middle is the typical home in Rockwall 75087.

Living area3,038 ft²
SmallerTypical 2,549 ft²Bigger

Bigger than 70% of homes nearby

Lot size0.46 ac
SmallerTypical 0.2 acBigger

Bigger than 90% of homes nearby

Year built1985
OlderTypical 2005Newer

Newer than 19% of homes nearby

How 402 Williams St ranks against every home in each area.
MeasureThis homeRenfroRockwall 75087Rockwall County
Living areabigger than3,038 ft²94% of homes70% of homes74% of homes
Lot sizebigger than0.46 ac71% of homes90% of homes80% of homes
Year builtnewer than198573% of homes19% of homes16% of homes

About 402 Williams St

When did 402 Williams St, Rockwall, TX last sell?

402 Williams St, Rockwall, TX last sold on Apr 30, 2010 for $249,400, according to the county's recorded deed.

How big is 402 Williams St, Rockwall, TX?

402 Williams St, Rockwall, TX has 3,038 square feet of living space and a 0.46-acre lot.

When was 402 Williams St, Rockwall, TX built?

402 Williams St, Rockwall, TX was built in 1985, making it 41 years old. It is a duplex single home. The building has 1 story.

What schools serve 402 Williams St, Rockwall, TX?

402 Williams St, Rockwall, TX is assigned to Howard Dobbs Elementary School (elementary), rated A-; Herman E. Utley Middle School (middle), rated A-; Rockwall High School (high), rated A. All sit in Rockwall Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 402 Williams St, Rockwall, TX compare to other homes in Rockwall 75087?

Among the 16,666 homes in Rockwall 75087, it is bigger than 70% of them (3,038 ft² against a typical 2,549 ft²), its lot is bigger than 90% of them (0.46 ac against a typical 0.2 ac) and it is newer than 19% of them (1985 against a typical 2005). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 402 Williams St, Rockwall, TX?

The 2025 property tax bill for 402 Williams St, Rockwall, TX was $6,781. The county assessed it at $577,759.

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