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Single Family ResidenceResidential
$974,933$576 / 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 Oct 21, 2026
Last sold for $798,000 on Nov 9, 2021

3940 COBBLESTONE DR

DALLAS, TX 75229
2
Beds
2
Baths
1,693 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.
0.37 ac
Lot SizeThe size of the land the home sits on, from county records.
1956
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

$975K
$914K low$1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$798,000 · Nov 9, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,049 (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.$856,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$720,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$136,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$848,930
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$856,800

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyDALLAS
Lot (acres)The size of the land the home sits on, from county records.0.37
ConstructionThe main material the home's frame and walls are built from.Frame (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

Transaction History(5)

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
Harry C. Withers Elementary SchoolA-
Elementary · Grades PK–6 · 0.9 mi
H
W.T. White High SchoolD-
High · Grades 9–12 · 2.1 mi
M
E.D. Walker Middle SchoolD+
Middle · Grades 7–8 · 3.0 mi

District: Dallas Independent School District

Neighborhood · ZIP 75229These 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.75
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.24

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.34,141
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,717 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$135,840
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$182,106
Average tempThe average temperature here across a full year.66°F
Annual precipHow much rain and melted snow falls here in a typical year.38 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

3940 Cobblestone 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 92% of homes in Dallas County
  • Costs more per square foot than 97% of homes in Dallas County
  • Smaller than 97% of homes in Walnut Hill
  • Has a bigger lot than 85% of homes in Dallas County
  • Older than 80% of homes in Dallas 75229

What homes are worth in Dallas 75229

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

This home
$302K$7M

This home is worth more than 58% of homes in Dallas 75229.

How it measures up in Dallas 75229

The dot is this home. The mark in the middle is the typical home in Dallas 75229.

Estimated value$974,933
CheaperTypical $826,999Pricier

Pricier than 58% of homes nearby

Price per ft²$576
CheaperTypical $335Pricier

Pricier than 88% of homes nearby

Living area1,693 ft²
SmallerTypical 2,415 ft²Bigger

Bigger than 21% of homes nearby

Lot size0.37 ac
SmallerTypical 0.29 acBigger

Bigger than 65% of homes nearby

Year built1956
OlderTypical 1961Newer

Newer than 20% of homes nearby

How 3940 Cobblestone Dr ranks against every home in each area.
MeasureThis homeWalnut HillDallas 75229Dallas County
Estimated valuepricier than$974,93313% of homes58% of homes92% of homes
Price per ft²pricier than$57686% of homes88% of homes97% of homes
Living areabigger than1,693 ft²3% of homes21% of homes49% of homes
Lot sizebigger than0.37 ac42% of homes65% of homes85% of homes
Year builtnewer than195633% of homes20% of homes22% of homes

About 3940 Cobblestone Dr

How much is 3940 Cobblestone Dr, Dallas, TX worth?

The TopHap Estimate for 3940 Cobblestone Dr, Dallas, TX is $974,933 as of Oct 21, 2026. The likely range is $914,182 to $1,035,684. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3940 Cobblestone Dr, Dallas, TX last sell?

3940 Cobblestone Dr, Dallas, TX last sold on Nov 9, 2021 for $798,000, according to the county's recorded deed.

How big is 3940 Cobblestone Dr, Dallas, TX?

3940 Cobblestone Dr, Dallas, TX has 2 bedrooms, 2 bathrooms, 1,693 square feet of living space and a 0.37-acre lot.

When was 3940 Cobblestone Dr, Dallas, TX built?

3940 Cobblestone Dr, Dallas, TX was built in 1956, making it 70 years old. The building has 1 story.

What schools serve 3940 Cobblestone Dr, Dallas, TX?

3940 Cobblestone Dr, Dallas, TX is assigned to Harry C. Withers Elementary School (elementary), rated A-; W.T. White High School (high), rated D-; E.D. Walker Middle School (middle), rated D+. All sit in Dallas Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3940 Cobblestone Dr, Dallas, TX compare to other homes in Dallas 75229?

Among the 9,546 homes in Dallas 75229, it is worth more than 58% of them ($974,933 against a typical $826,999), its price per square foot is higher than 88% of them ($576 against a typical $335), it is bigger than 21% of them (1,693 ft² against a typical 2,415 ft²), its lot is bigger than 65% of them (0.37 ac against a typical 0.29 ac) and it is newer than 20% of them (1956 against a typical 1961). Measured against all of Dallas County, it is worth more than 92% 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 3940 Cobblestone Dr, Dallas, TX?

The 2025 property tax bill for 3940 Cobblestone Dr, Dallas, TX was $11,049. The county assessed it at $856,800.

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