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Single Family ResidenceResidential
$362,680$252 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

639 CAMBRIDGE DR

RICHARDSON, TX 75080
3
Beds
1.5
Baths
1,437 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1967
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

$363K
$343K low$382K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,763 (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.$355,860 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$105,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$250,860
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$355,860
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$355,860

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.0.19
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.Gas
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(2)

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.

M
Richardson North Junior High SchoolB-
Middle · Grades 7–8 · 0.1 mi
E
Northrich Elementary SchoolC+
Elementary · Grades PK–6 · 0.5 mi
H
Pearce High SchoolB
High · Grades 9–12 · 1.6 mi

District: Richardson Independent School District

Neighborhood · ZIP 75080These 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.102
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 100.29

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.36%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.14%
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.59,499
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,130 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$93,240
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$112,996
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%

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

639 Cambridge 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 77% of homes in Richardson 75080
  • Costs more per square foot than 77% of homes in Dallas County
  • Smaller than 75% of homes in Richardson 75080
  • Has a smaller lot than 69% of homes in Richardson 75080
  • Newer than 71% of homes in Northrich

What homes are worth in Richardson 75080

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

This home
$169K$1.3M

This home is worth more than 23% of homes in Richardson 75080.

How it measures up in Richardson 75080

The dot is this home. The mark in the middle is the typical home in Richardson 75080.

Estimated value$362,680
CheaperTypical $469,002Pricier

Pricier than 23% of homes nearby

Price per ft²$252
CheaperTypical $267Pricier

Pricier than 36% of homes nearby

Living area1,437 ft²
SmallerTypical 1,832 ft²Bigger

Bigger than 25% of homes nearby

Lot size0.19 ac
SmallerTypical 0.21 acBigger

Bigger than 31% of homes nearby

Year built1967
OlderTypical 1964Newer

Newer than 62% of homes nearby

How 639 Cambridge Dr ranks against every home in each area.
MeasureThis homeNorthrichRichardson 75080Dallas County
Estimated valuepricier than$362,68057% of homes23% of homes61% of homes
Price per ft²pricier than$25260% of homes36% of homes77% of homes
Living areabigger than1,437 ft²56% of homes25% of homes35% of homes
Lot sizebigger than0.19 ac41% of homes31% of homes50% of homes
Year builtnewer than196771% of homes62% of homes37% of homes

About 639 Cambridge Dr

How much is 639 Cambridge Dr, Richardson, TX worth?

The TopHap Estimate for 639 Cambridge Dr, Richardson, TX is $362,680 as of Aug 30, 2026. The likely range is $343,084 to $382,276. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 639 Cambridge Dr, Richardson, TX last sell?

639 Cambridge Dr, Richardson, TX last sold on Dec 3, 2013, according to the county's recorded deed.

How big is 639 Cambridge Dr, Richardson, TX?

639 Cambridge Dr, Richardson, TX has 3 bedrooms, 1.5 bathrooms, 1,437 square feet of living space and a 0.19-acre lot.

When was 639 Cambridge Dr, Richardson, TX built?

639 Cambridge Dr, Richardson, TX was built in 1967, making it 59 years old. The building has 1 story.

What schools serve 639 Cambridge Dr, Richardson, TX?

639 Cambridge Dr, Richardson, TX is assigned to Richardson North Junior High School (middle), rated B-; Northrich Elementary School (elementary), rated C+; Pearce High School (high), rated B. All sit in Richardson Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 639 Cambridge Dr, Richardson, TX compare to other homes in Richardson 75080?

Among the 12,734 homes in Richardson 75080, it is worth more than 23% of them ($362,680 against a typical $469,002), its price per square foot is higher than 36% of them ($252 against a typical $267), it is bigger than 25% of them (1,437 ft² against a typical 1,832 ft²), its lot is bigger than 31% of them (0.19 ac against a typical 0.21 ac) and it is newer than 62% of them (1967 against a typical 1964). Measured against all of Dallas 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 639 Cambridge Dr, Richardson, TX?

The 2025 property tax bill for 639 Cambridge Dr, Richardson, TX was $7,763. The county assessed it at $355,860.

More homes on Cambridge Dr

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Assigned schools

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