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Single Family ResidenceResidential
$677,133$217 / 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 $250,000 on Aug 28, 2018

3121 CEDAR RIDGE DR

RICHARDSON, TX 75082
4
Baths
3,118 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
2000
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$677K
$631K low$723K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$250,000 · Aug 28, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,355 (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.$628,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$170,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$458,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$604,404
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$628,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCOLLIN
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2002
Lot (acres)The size of the land the home sits on, from county records.0.22
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
FoundationWhat the home is built on, such as a concrete slab, a crawl space, or a basement.Mat/Raft Foundation (Slab)
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.Porch · 474 ft²

Transaction History(3)

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
Otto Middle SchoolA
Middle · Grades 6–8 · 0.7 mi
E
Stinson Elementary SchoolA+
Elementary · Grades KG–5 · 1.4 mi
H
Plano East Senior High SchoolA-
High · Grades 11–12 · 2.7 mi

District: Plano Independent School District

Neighborhood · ZIP 75082These 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.70
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 100.24

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.1%
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.31,543
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,731 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$120,532
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$152,214
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

3121 Cedar Ridge 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 75% of homes in Collin County
  • Costs more per square foot than 69% of homes in Richardson 75082
  • Bigger than 71% of homes in Collin County
  • Has a bigger lot than 67% of homes in Collin County
  • Newer than 81% of homes in Richardson 75082

What homes are worth in Richardson 75082

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

This home
$325K$1.2M

This home is worth more than 74% of homes in Richardson 75082.

How it measures up in Richardson 75082

The dot is this home. The mark in the middle is the typical home in Richardson 75082.

Estimated value$677,133
CheaperTypical $577,224Pricier

Pricier than 74% of homes nearby

Price per ft²$217
CheaperTypical $203Pricier

Pricier than 69% of homes nearby

Living area3,118 ft²
SmallerTypical 2,813 ft²Bigger

Bigger than 60% of homes nearby

Lot size0.22 ac
SmallerTypical 0.22 acBigger

Bigger than 47% of homes nearby

Year built2000
OlderTypical 1996Newer

Newer than 81% of homes nearby

How 3121 Cedar Ridge Dr ranks against every home in each area.
MeasureThis homeRichardson 75082Collin County
Estimated valuepricier than$677,13374% of homes75% of homes
Price per ft²pricier than$21769% of homes62% of homes
Living areabigger than3,118 ft²60% of homes71% of homes
Lot sizebigger than0.22 ac47% of homes67% of homes
Year builtnewer than200081% of homes41% of homes

About 3121 Cedar Ridge Dr

How much is 3121 Cedar Ridge Dr, Richardson, TX worth?

The TopHap Estimate for 3121 Cedar Ridge Dr, Richardson, TX is $677,133 as of Oct 21, 2026. The likely range is $631,046 to $723,220. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3121 Cedar Ridge Dr, Richardson, TX last sell?

3121 Cedar Ridge Dr, Richardson, TX last sold on Aug 28, 2018 for $250,000, according to the county's recorded deed.

How big is 3121 Cedar Ridge Dr, Richardson, TX?

3121 Cedar Ridge Dr, Richardson, TX has 4 bathrooms, 3,118 square feet of living space and a 0.22-acre lot.

When was 3121 Cedar Ridge Dr, Richardson, TX built?

3121 Cedar Ridge Dr, Richardson, TX was built in 2000, making it 26 years old. The building has 2 stories.

What schools serve 3121 Cedar Ridge Dr, Richardson, TX?

3121 Cedar Ridge Dr, Richardson, TX is assigned to Otto Middle School (middle), rated A; Stinson Elementary School (elementary), rated A+; Plano East Senior High School (high), rated A-. All sit in Plano Independent School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3121 Cedar Ridge Dr, Richardson, TX compare to other homes in Richardson 75082?

Among the 6,638 homes in Richardson 75082, it is worth more than 74% of them ($677,133 against a typical $577,224), its price per square foot is higher than 69% of them ($217 against a typical $203), it is bigger than 60% of them (3,118 ft² against a typical 2,813 ft²), its lot is bigger than 47% of them (0.22 ac against a typical 0.22 ac) and it is newer than 81% of them (2000 against a typical 1996). Measured against all of Collin County, it is worth more than 75% 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 3121 Cedar Ridge Dr, Richardson, TX?

The 2025 property tax bill for 3121 Cedar Ridge Dr, Richardson, TX was $9,355. The county assessed it at $628,000.

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