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TownhouseResidential
$391,564$235 / 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 Jul 14, 2026
Last sold for $220,000 on May 12, 2015

639 ALEXANDRA AVE

RICHARDSON, TX 75081
3
Beds
2.5
Baths
1,669 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.
1,890 ft²
Lot SizeThe size of the land the home sits on, from county records.
2012
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

$392K
$377K low$406K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$220,000 · May 12, 2015

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,113 (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.$390,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$95,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$295,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$406,740
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$390,000

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Townhouse
StyleThe architectural style of the home, such as ranch or colonial.Townhouse
CountyDALLAS
Lot (acres)The size of the land the home sits on, from county records.0.04
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
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(9)

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
Richardson Terrace Elementary SchoolA-
Elementary · Grades PK–6 · 0.9 mi
M
Apollo Junior High SchoolC+
Middle · Grades 7–8 · 2.4 mi
H
Berkner High SchoolC-
High · Grades 9–12 · 2.4 mi

District: Richardson Independent School District

Neighborhood · ZIP 75081These 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.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.28

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.94%
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.8.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.37,696
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,098 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$91,627
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$112,191
Average tempThe average temperature here across a full year.65°F
Annual precipHow much rain and melted snow falls here in a typical year.40 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

639 Alexandra 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 66% of homes in Dallas County
  • Costs more per square foot than 85% of homes in Richardson 75081
  • Smaller than 75% of homes in Richardson 75081
  • Among the smallest lots in Dallas County
  • Newer than 97% of homes in Richardson 75081

What homes are worth in Richardson 75081

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

This home
$230K$662K

This home is worth more than 42% of homes in Richardson 75081.

How it measures up in Richardson 75081

The dot is this home. The mark in the middle is the typical home in Richardson 75081.

Estimated value$391,564
CheaperTypical $405,308Pricier

Pricier than 42% of homes nearby

Price per ft²$235
CheaperTypical $203Pricier

Pricier than 85% of homes nearby

Living area1,669 ft²
SmallerTypical 1,995 ft²Bigger

Bigger than 25% of homes nearby

Lot size1,890 ft²
SmallerTypical 0.21 acBigger

Bigger than 2% of homes nearby

Year built2012
OlderTypical 1975Newer

Newer than 97% of homes nearby

How 639 Alexandra Ave ranks against every home in each area.
MeasureThis homeTelecom CorridorRichardson 75081Dallas County
Estimated valuepricier than$391,56448% of homes42% of homes66% of homes
Price per ft²pricier than$23554% of homes85% of homes72% of homes
Living areabigger than1,669 ft²46% of homes25% of homes48% of homes
Lot sizebigger than1,890 ft²31% of homes2% of homesalmost no homes
Year builtnewer than201251% of homes97% of homes90% of homes

About 639 Alexandra Ave

How much is 639 Alexandra Ave, Richardson, TX worth?

The TopHap Estimate for 639 Alexandra Ave, Richardson, TX is $391,564 as of Jul 14, 2026. The likely range is $376,773 to $406,355. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 639 Alexandra Ave, Richardson, TX last sell?

639 Alexandra Ave, Richardson, TX last sold on May 12, 2015 for $220,000, according to the county's recorded deed.

How big is 639 Alexandra Ave, Richardson, TX?

639 Alexandra Ave, Richardson, TX has 3 bedrooms, 2.5 bathrooms, 1,669 square feet of living space and a 0.04-acre lot.

When was 639 Alexandra Ave, Richardson, TX built?

639 Alexandra Ave, Richardson, TX was built in 2012, making it 14 years old. It is a townhouse home. The building has 2 stories.

What schools serve 639 Alexandra Ave, Richardson, TX?

639 Alexandra Ave, Richardson, TX is assigned to Richardson Terrace Elementary School (elementary), rated A-; Apollo Junior High School (middle), rated C+; Berkner High School (high), rated C-. All sit in Richardson Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 639 Alexandra Ave, Richardson, TX compare to other homes in Richardson 75081?

Among the 9,921 homes in Richardson 75081, it is worth more than 42% of them ($391,564 against a typical $405,308), its price per square foot is higher than 85% of them ($235 against a typical $203), it is bigger than 25% of them (1,669 ft² against a typical 1,995 ft²), its lot is bigger than 2% of them (1,890 ft² against a typical 0.21 ac) and it is newer than 97% of them (2012 against a typical 1975). Measured against all of Dallas County, it is worth more than 66% 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 639 Alexandra Ave, Richardson, TX?

The 2025 property tax bill for 639 Alexandra Ave, Richardson, TX was $6,113. The county assessed it at $390,000.

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