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Single Family ResidenceResidential
$207,129$131 / 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

640 PENGUIN DR

DALLAS, TX 75241
3
Beds
2
Baths
1,578 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.
0.23 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.

Valuation

$207K
$192K low$222K 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.$222,250 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$65,310
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$156,940
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$225,970
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$222,250

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.0.23
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Thomas L. Marsalis Elementary SchoolB-
Elementary · Grades EE–5 · 0.1 mi
H
South Oak Cliff High SchoolF
High · Grades 9–12 · 1.4 mi
M
Boude Storey Middle SchoolF
Middle · Grades 6–8 · 2.0 mi

District: Dallas Independent School District

Neighborhood · ZIP 75241These 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.138
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 100.22

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.8.3%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.24%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.32,680
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,281 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$48,222
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$59,235
Average tempThe average temperature here across a full year.65°F
Annual precipHow much rain and melted snow falls here in a typical year.39 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 Penguin 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 less than 88% of homes in Glenview
  • Costs less per square foot than 95% of homes in Dallas County
  • Bigger than 71% of homes in Dallas 75241
  • Has a bigger lot than 77% of homes in Dallas 75241
  • Older than 89% of homes in Dallas 75241

What homes are worth in Dallas 75241

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

This home
$153K$345K

This home is worth more than 32% of homes in Dallas 75241.

How it measures up in Dallas 75241

The dot is this home. The mark in the middle is the typical home in Dallas 75241.

Estimated value$207,129
CheaperTypical $227,772Pricier

Pricier than 32% of homes nearby

Price per ft²$131
CheaperTypical $168Pricier

Pricier than 7% of homes nearby

Living area1,578 ft²
SmallerTypical 1,365 ft²Bigger

Bigger than 71% of homes nearby

Lot size0.23 ac
SmallerTypical 0.18 acBigger

Bigger than 77% of homes nearby

Year built1956
OlderTypical 1970Newer

Newer than 11% of homes nearby

How 640 Penguin Dr ranks against every home in each area.
MeasureThis homeGlenviewDallas 75241Dallas County
Estimated valuepricier than$207,12912% of homes32% of homes13% of homes
Price per ft²pricier than$13133% of homes7% of homes5% of homes
Living areabigger than1,578 ft²33% of homes71% of homes43% of homes
Lot sizebigger than0.23 ac45% of homes77% of homes68% of homes
Year builtnewer than195626% of homes11% of homes22% of homes

About 640 Penguin Dr

How much is 640 Penguin Dr, Dallas, TX worth?

The TopHap Estimate for 640 Penguin Dr, Dallas, TX is $207,129 as of Oct 21, 2026. The likely range is $191,893 to $222,365. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 640 Penguin Dr, Dallas, TX last sell?

640 Penguin Dr, Dallas, TX last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 640 Penguin Dr, Dallas, TX?

640 Penguin Dr, Dallas, TX has 3 bedrooms, 2 bathrooms, 1,578 square feet of living space and a 0.23-acre lot.

When was 640 Penguin Dr, Dallas, TX built?

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

What schools serve 640 Penguin Dr, Dallas, TX?

640 Penguin Dr, Dallas, TX is assigned to Thomas L. Marsalis Elementary School (elementary), rated B-; South Oak Cliff High School (high), rated F; Boude Storey Middle School (middle), rated F. All sit in Dallas Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 640 Penguin Dr, Dallas, TX compare to other homes in Dallas 75241?

Among the 9,665 homes in Dallas 75241, it is worth more than 32% of them ($207,129 against a typical $227,772), its price per square foot is higher than 7% of them ($131 against a typical $168), it is bigger than 71% of them (1,578 ft² against a typical 1,365 ft²), its lot is bigger than 77% of them (0.23 ac against a typical 0.18 ac) and it is newer than 11% of them (1956 against a typical 1970). Measured against all of Dallas County, it is worth more than 13% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on Penguin Dr

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Assigned schools

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