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Single Family ResidenceResidential
$2,446,951$816 / 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 93How 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 $200,000 on May 16, 1996

3100 CORNELL AVE

DALLAS, TX 75205
3.5
Baths
2,998 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1978
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$2.4M
$2.3M low$2.6M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$200,000 · May 16, 1996

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,771 (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.$1,800,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,215,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$585,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,727,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,800,000

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.0.17
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Wet bar

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.

E
John S. Armstrong Elementary SchoolA+
Elementary · Grades KG–4 · 0.6 mi
M
Highland Park Middle SchoolA+
Middle · Grades 7–8 · 0.8 mi
H
Highland Park High SchoolA+
High · Grades 9–12 · 1.8 mi

District: Highland Park Independent School District

Neighborhood · ZIP 75205These 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.88
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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.44%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.9%
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.26,689
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,068 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$188,459
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$271,091
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

3100 Cornell Ave 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 97% of homes in Dallas County
  • Among the highest price per square foot in Dallas County
  • Bigger than 87% of homes in Dallas County
  • Has a smaller lot than 80% of homes in Highland Park

What homes are worth in Dallas 75205

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

This home
$268K$10M

This home is worth more than 42% of homes in Dallas 75205.

How it measures up in Dallas 75205

The dot is this home. The mark in the middle is the typical home in Dallas 75205.

Estimated value$2,446,951
CheaperTypical $2,749,113Pricier

Pricier than 42% of homes nearby

Price per ft²$816
CheaperTypical $767Pricier

Pricier than 57% of homes nearby

Living area2,998 ft²
SmallerTypical 3,522 ft²Bigger

Bigger than 37% of homes nearby

Lot size0.17 ac
SmallerTypical 0.21 acBigger

Bigger than 31% of homes nearby

Year built1978
OlderTypical 1985Newer

Newer than 38% of homes nearby

How 3100 Cornell Ave ranks against every home in each area.
MeasureThis homeHighland ParkDallas 75205Dallas County
Estimated valuepricier than$2,446,95130% of homes42% of homes97% of homes
Price per ft²pricier than$81639% of homes57% of homesalmost all homes
Living areabigger than2,998 ft²31% of homes37% of homes87% of homes
Lot sizebigger than0.17 ac20% of homes31% of homes34% of homes
Year builtnewer than197850% of homes38% of homes52% of homes

About 3100 Cornell Ave

How much is 3100 Cornell Ave, Dallas, TX worth?

The TopHap Estimate for 3100 Cornell Ave, Dallas, TX is $2,446,951 as of Oct 21, 2026. The likely range is $2,273,874 to $2,620,028. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3100 Cornell Ave, Dallas, TX last sell?

3100 Cornell Ave, Dallas, TX last sold on May 16, 1996 for $200,000, according to the county's recorded deed.

How big is 3100 Cornell Ave, Dallas, TX?

3100 Cornell Ave, Dallas, TX has 3.5 bathrooms, 2,998 square feet of living space and a 0.17-acre lot.

When was 3100 Cornell Ave, Dallas, TX built?

3100 Cornell Ave, Dallas, TX was built in 1978, making it 48 years old. The building has 2 stories.

What schools serve 3100 Cornell Ave, Dallas, TX?

3100 Cornell Ave, Dallas, TX is assigned to John S. Armstrong Elementary School (elementary), rated A+; Highland Park Middle School (middle), rated A+; Highland Park High School (high), rated A+. All sit in Highland Park Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3100 Cornell Ave, Dallas, TX compare to other homes in Dallas 75205?

Among the 7,343 homes in Dallas 75205, it is worth more than 42% of them ($2,446,951 against a typical $2,749,113), its price per square foot is higher than 57% of them ($816 against a typical $767), it is bigger than 37% of them (2,998 ft² against a typical 3,522 ft²), its lot is bigger than 31% of them (0.17 ac against a typical 0.21 ac) and it is newer than 38% of them (1978 against a typical 1985). Measured against all of Dallas County, it is worth more than 97% 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 3100 Cornell Ave, Dallas, TX?

The 2025 property tax bill for 3100 Cornell Ave, Dallas, TX was $11,771. The county assessed it at $1,800,000.

More homes on Cornell Ave

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More homes in Dallas 75205

Assigned schools

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