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Single Family ResidenceResidential
$828,659$241 / 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 Sep 24, 2026
Last sold for $686,280 on Feb 10, 2023

640 CALVIN DR

ROCKWALL, TX 75032
3
Beds
2
Baths
3,435 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.
0.57 ac
Lot SizeThe size of the land the home sits on, from county records.
2021
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$829K
$778K low$879K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$686,280 · Feb 10, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,831 (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.$850,152 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$178,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$672,152
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$898,884
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$850,152

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyROCKWALL
Lot (acres)The size of the land the home sits on, from county records.0.57
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition 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.Yes

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
Linda Lyon Elementary SchoolA-
Elementary · Grades PK–6 · 1.2 mi
H
Rockwall-Heath High SchoolB+
High · Grades 10–12 · 1.3 mi
M
Maurine Cain Middle SchoolA-
Middle · Grades 7–8 · 3.3 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

640 Calvin 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 91% of homes in Rockwall County
  • Costs more per square foot than 89% of homes in Rockwall County
  • Bigger than 84% of homes in Rockwall County
  • Has a bigger lot than 84% of homes in Rockwall County
  • Newer than 98% 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
$195K$1.9M

This home is worth more than 78% 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$828,659
CheaperTypical $537,745Pricier

Pricier than 78% of homes nearby

Price per ft²$241
CheaperTypical $208Pricier

Pricier than 76% of homes nearby

Living area3,435 ft²
SmallerTypical 2,769 ft²Bigger

Bigger than 71% of homes nearby

Lot size0.57 ac
SmallerTypical 0.27 acBigger

Bigger than 69% of homes nearby

Year built2021
OlderTypical 2002Newer

Newer than 98% of homes nearby

How 640 Calvin Dr ranks against every home in each area.
MeasureThis homeRockwall 75032Rockwall County
Estimated valuepricier than$828,65978% of homes91% of homes
Price per ft²pricier than$24176% of homes89% of homes
Living areabigger than3,435 ft²71% of homes84% of homes
Lot sizebigger than0.57 ac69% of homes84% of homes
Year builtnewer than202198% of homes96% of homes

About 640 Calvin Dr

How much is 640 Calvin Dr, Rockwall, TX worth?

The TopHap Estimate for 640 Calvin Dr, Rockwall, TX is $828,659 as of Sep 24, 2026. The likely range is $777,965 to $879,353. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 640 Calvin Dr, Rockwall, TX last sell?

640 Calvin Dr, Rockwall, TX last sold on Feb 10, 2023 for $686,280, according to the county's recorded deed.

How big is 640 Calvin Dr, Rockwall, TX?

640 Calvin Dr, Rockwall, TX has 3 bedrooms, 2 bathrooms, 3,435 square feet of living space and a 0.57-acre lot.

When was 640 Calvin Dr, Rockwall, TX built?

640 Calvin Dr, Rockwall, TX was built in 2021, making it 5 years old. The building has 1 story.

What schools serve 640 Calvin Dr, Rockwall, TX?

640 Calvin Dr, Rockwall, TX is assigned to Linda Lyon Elementary School (elementary), rated A-; Rockwall-Heath High School (high), rated B+; 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 640 Calvin Dr, Rockwall, TX compare to other homes in Rockwall 75032?

Among the 13,632 homes in Rockwall 75032, it is worth more than 78% of them ($828,659 against a typical $537,745), its price per square foot is higher than 76% of them ($241 against a typical $208), it is bigger than 71% of them (3,435 ft² against a typical 2,769 ft²), its lot is bigger than 69% of them (0.57 ac against a typical 0.27 ac) and it is newer than 98% of them (2021 against a typical 2002). Measured against all of Rockwall County, it is worth more than 91% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 640 Calvin Dr, Rockwall, TX?

The 2025 property tax bill for 640 Calvin Dr, Rockwall, TX was $12,831. The county assessed it at $850,152.

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