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Single Family ResidenceResidential
$477,172$220 / 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 96How 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

591 MOUNTCASTLE DR

ROCKWALL, TX 75087
3
Beds
2
Baths
2,169 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
2017
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$477K
$459K low$495K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,336 (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.$489,716 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$133,860
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$355,856
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$493,541
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$489,716

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.0.14
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.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 205 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
Sherry-Paul Hamm Elementary SchoolA+
Elementary · Grades PK–6 · 0.2 mi
M
J.W. Williams Middle SchoolA-
Middle · Grades 7–8 · 0.3 mi
H
Rockwall High SchoolA
High · Grades 10–12 · 3.9 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%

Owner Tools

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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

591 Mountcastle 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.

  • Costs more per square foot than 86% of homes in Rockwall 75087
  • Smaller than 68% of homes in Rockwall 75087
  • Has a smaller lot than 89% of homes in Rockwall 75087
  • Newer than 82% of homes in Rockwall 75087

What homes are worth in Rockwall 75087

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

This home
$237K$944K

This home is worth more than 55% of homes in Rockwall 75087.

How it measures up in Rockwall 75087

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

Estimated value$477,172
CheaperTypical $457,905Pricier

Pricier than 55% of homes nearby

Price per ft²$220
CheaperTypical $183Pricier

Pricier than 86% of homes nearby

Living area2,169 ft²
SmallerTypical 2,555 ft²Bigger

Bigger than 32% of homes nearby

Lot size0.14 ac
SmallerTypical 0.2 acBigger

Bigger than 11% of homes nearby

Year built2017
OlderTypical 2005Newer

Newer than 82% of homes nearby

How 591 Mountcastle Dr ranks against every home in each area.
MeasureThis homeRockwall 75087Rockwall County
Estimated valuepricier than$477,17255% of homes61% of homes
Price per ft²pricier than$22086% of homes80% of homes
Living areabigger than2,169 ft²32% of homes42% of homes
Lot sizebigger than0.14 ac11% of homes14% of homes
Year builtnewer than201782% of homes77% of homes

About 591 Mountcastle Dr

How much is 591 Mountcastle Dr, Rockwall, TX worth?

The TopHap Estimate for 591 Mountcastle Dr, Rockwall, TX is $477,172 as of Sep 24, 2026. The likely range is $459,365 to $494,979. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 591 Mountcastle Dr, Rockwall, TX last sell?

591 Mountcastle Dr, Rockwall, TX last sold on Jul 22, 2020, according to the county's recorded deed.

How big is 591 Mountcastle Dr, Rockwall, TX?

591 Mountcastle Dr, Rockwall, TX has 3 bedrooms, 2 bathrooms, 2,169 square feet of living space and a 0.14-acre lot.

When was 591 Mountcastle Dr, Rockwall, TX built?

591 Mountcastle Dr, Rockwall, TX was built in 2017, making it 9 years old. The building has 1 story.

What schools serve 591 Mountcastle Dr, Rockwall, TX?

591 Mountcastle Dr, Rockwall, TX is assigned to Sherry-Paul Hamm Elementary School (elementary), rated A+; J.W. Williams 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 591 Mountcastle Dr, Rockwall, TX compare to other homes in Rockwall 75087?

Among the 16,666 homes in Rockwall 75087, it is worth more than 55% of them ($477,172 against a typical $457,905), its price per square foot is higher than 86% of them ($220 against a typical $183), it is bigger than 32% of them (2,169 ft² against a typical 2,555 ft²), its lot is bigger than 11% of them (0.14 ac against a typical 0.2 ac) and it is newer than 82% of them (2017 against a typical 2005). Measured against all of Rockwall County, it is worth more than 61% 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 591 Mountcastle Dr, Rockwall, TX?

The 2025 property tax bill for 591 Mountcastle Dr, Rockwall, TX was $4,336. The county assessed it at $489,716.

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