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Single Family ResidenceResidential
$2,448,005$721 / 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 Sep 24, 2026
Last sold for $930,000 on Mar 31, 2003

6583 RIDDELL ST

PLEASANTON, CA 94566
3
Beds
3.5
Baths
3,394 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.
0.27 ac
Lot SizeThe size of the land the home sits on, from county records.
2003
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

$2.4M
$2.4M low$2.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$930,000 · Mar 31, 2003

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$15,766 (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.$1,366,758 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$412,127
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$961,631
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,339,825
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,135,160

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyALAMEDA
Lot (acres)The size of the land the home sits on, from county records.0.27
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

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
Hearst Elementary SchoolA
Elementary · Grades KG–5 · 0.8 mi
M
Pleasanton Middle SchoolA
Middle · Grades 6–8 · 1.0 mi
H
Foothill High SchoolA+
High · Grades 9–12 · 3.0 mi

District: Pleasanton Unified School District

Neighborhood · ZIP 94566These 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.53
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.598

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.96%
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.5.4%
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.40,906
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,007 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$169,358
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$214,076
Average tempThe average temperature here across a full year.59°F
Annual precipHow much rain and melted snow falls here in a typical year.19 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.78%

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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

6583 Riddell St 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 95% of homes in Alameda County
  • Costs less per square foot than 82% of homes in Carriage Gardens / Castlewood Heights
  • Bigger than 94% of homes in Alameda County
  • Has a smaller lot than 90% of homes in Carriage Gardens / Castlewood Heights
  • Newer than 98% of homes in Carriage Gardens / Castlewood Heights

What homes are worth in Pleasanton 94566

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

This home
$593K$4.8M

This home is worth more than 83% of homes in Pleasanton 94566.

How it measures up in Pleasanton 94566

The dot is this home. The mark in the middle is the typical home in Pleasanton 94566.

Estimated value$2,448,005
CheaperTypical $1,624,258Pricier

Pricier than 83% of homes nearby

Price per ft²$721
CheaperTypical $772Pricier

Pricier than 30% of homes nearby

Living area3,394 ft²
SmallerTypical 2,088 ft²Bigger

Bigger than 84% of homes nearby

Lot size0.27 ac
SmallerTypical 0.18 acBigger

Bigger than 74% of homes nearby

Year built2003
OlderTypical 1984Newer

Newer than 88% of homes nearby

How 6583 Riddell St ranks against every home in each area.
MeasureThis homeCarriage Gardens / Castlewood HeightsPleasanton 94566Alameda County
Estimated valuepricier than$2,448,00516% of homes83% of homes95% of homes
Price per ft²pricier than$72118% of homes30% of homes62% of homes
Living areabigger than3,394 ft²30% of homes84% of homes94% of homes
Lot sizebigger than0.27 ac10% of homes74% of homes83% of homes
Year builtnewer than200398% of homes88% of homes89% of homes

About 6583 Riddell St

How much is 6583 Riddell St, Pleasanton, CA worth?

The TopHap Estimate for 6583 Riddell St, Pleasanton, CA is $2,448,005 as of Sep 24, 2026. The likely range is $2,361,373 to $2,534,636. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 6583 Riddell St, Pleasanton, CA last sell?

6583 Riddell St, Pleasanton, CA last sold on Mar 31, 2003 for $930,000, according to the county's recorded deed.

How big is 6583 Riddell St, Pleasanton, CA?

6583 Riddell St, Pleasanton, CA has 3 bedrooms, 3.5 bathrooms, 3,394 square feet of living space and a 0.27-acre lot.

When was 6583 Riddell St, Pleasanton, CA built?

6583 Riddell St, Pleasanton, CA was built in 2003, making it 23 years old. The building has 2 stories.

What schools serve 6583 Riddell St, Pleasanton, CA?

6583 Riddell St, Pleasanton, CA is assigned to Hearst Elementary School (elementary), rated A; Pleasanton Middle School (middle), rated A; Foothill High School (high), rated A+. All sit in Pleasanton Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 6583 Riddell St, Pleasanton, CA compare to other homes in Pleasanton 94566?

Among the 13,359 homes in Pleasanton 94566, it is worth more than 83% of them ($2,448,005 against a typical $1,624,258), its price per square foot is higher than 30% of them ($721 against a typical $772), it is bigger than 84% of them (3,394 ft² against a typical 2,088 ft²), its lot is bigger than 74% of them (0.27 ac against a typical 0.18 ac) and it is newer than 88% of them (2003 against a typical 1984). Measured against all of Alameda County, it is worth more than 95% 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 6583 Riddell St, Pleasanton, CA?

The 2025 property tax bill for 6583 Riddell St, Pleasanton, CA was $15,766. The county assessed it at $1,366,758.

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