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Single Family ResidenceResidential
$736,849$247 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

328 MARIAH BAY DR

ROCKWALL, TX 75032
0
Baths
2,978 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.
0.67 ac
Lot SizeThe size of the land the home sits on, from county records.
1987
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

$737K
$696K low$778K high

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$616,841 (2026)
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$560,765
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$663,774

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
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.1992
Lot (acres)The size of the land the home sits on, from county records.0.68
RoofThe main material covering the roof, such as asphalt shingle or tile.Wood Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Patio · 144 ft²Porch · 286 ft²

Transaction History(1)

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.

H
Rockwall-Heath High SchoolB+
High · Grades 10–12 · 1.1 mi
E
Amy Parks-Heath Elementary SchoolA-
Elementary · Grades PK–6 · 1.6 mi
M
Maurine Cain Middle SchoolA-
Middle · Grades 7–8 · 2.3 mi

District: Rockwall Independent School District

Neighborhood · ZIP 75032These 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.64
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
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.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.2%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.44,737
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.776 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$142,395
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$178,483
Average tempThe average temperature here across a full year.65°F
Annual precipHow much rain and melted snow falls here in a typical year.42 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

328 Mariah Bay Dr 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.

  • Worth more than 86% of homes in Rockwall County
  • Costs more per square foot than 90% of homes in Rockwall County
  • Bigger than 72% of homes in Rockwall County
  • Has a bigger lot than 85% of homes in Rockwall County
  • Older than 82% of homes in Rockwall 75032

What homes are worth in Rockwall 75032

Each bar is how many homes fall in that price range. The marker is this home.

This home
$206K$2M

This home is worth more than 68% of homes in Rockwall 75032.

How it measures up in Rockwall 75032

The dot is this home. The mark in the middle is the typical home in Rockwall 75032.

Estimated value$736,849
CheaperTypical $561,535Pricier

Pricier than 68% of homes nearby

Price per ft²$247
CheaperTypical $211Pricier

Pricier than 77% of homes nearby

Living area2,978 ft²
SmallerTypical 2,754 ft²Bigger

Bigger than 57% of homes nearby

Lot size0.67 ac
SmallerTypical 0.27 acBigger

Bigger than 71% of homes nearby

Year built1987
OlderTypical 2002Newer

Newer than 18% of homes nearby

How 328 Mariah Bay Dr ranks against every home in each area.
MeasureThis homeRockwall 75032Rockwall County
Estimated valuepricier than$736,84968% of homes86% of homes
Price per ft²pricier than$24777% of homes90% of homes
Living areabigger than2,978 ft²57% of homes72% of homes
Lot sizebigger than0.67 ac71% of homes85% of homes
Year builtnewer than198718% of homes18% of homes

About 328 Mariah Bay Dr

How much is 328 Mariah Bay Dr, Rockwall, TX worth?

The TopHap Estimate for 328 Mariah Bay Dr, Rockwall, TX is $736,849 as of Jul 14, 2026. The likely range is $696,083 to $777,615. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 328 Mariah Bay Dr, Rockwall, TX last sell?

328 Mariah Bay Dr, Rockwall, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 328 Mariah Bay Dr, Rockwall, TX?

328 Mariah Bay Dr, Rockwall, TX has 2,978 square feet of living space and a 0.68-acre lot.

When was 328 Mariah Bay Dr, Rockwall, TX built?

328 Mariah Bay Dr, Rockwall, TX was built in 1987, making it 39 years old. The building has 1 story.

What schools serve 328 Mariah Bay Dr, Rockwall, TX?

328 Mariah Bay Dr, Rockwall, TX is assigned to Rockwall-Heath High School (high), rated B+; Amy Parks-Heath Elementary School (elementary), rated A-; Maurine Cain Middle School (middle), rated A-. All sit in Rockwall Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 328 Mariah Bay Dr, Rockwall, TX compare to other homes in Rockwall 75032?

Among the 13,632 homes in Rockwall 75032, it is worth more than 68% of them ($736,849 against a typical $561,535), its price per square foot is higher than 77% of them ($247 against a typical $211), it is bigger than 57% of them (2,978 ft² against a typical 2,754 ft²), its lot is bigger than 71% of them (0.67 ac against a typical 0.27 ac) and it is newer than 18% of them (1987 against a typical 2002). Measured against all of Rockwall County, it is worth more than 86% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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