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Single Family ResidenceResidential
$1,712,128$762 / 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 97How 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 $885,000 on Jun 17, 2014

3850 AYERS WAY

SAN RAMON, CA 94582
4
Beds
2.5
Baths
2,246 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.
0.1 ac
Lot SizeThe size of the land the home sits on, from county records.
2004
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.7M
$1.7M low$1.8M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$885,000 · Jun 17, 2014

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$16,910 (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.$1,106,574 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$712,712
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$393,862
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,084,878

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.47
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
83
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
46
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
45
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
62
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyCONTRA COSTA
Lot (acres)The size of the land the home sits on, from county records.0.10
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(8)

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
Hidden Hills Elementary SchoolA+
Elementary · Grades KG–5 · 0.1 mi
H
Dougherty Valley High SchoolA+
High · Grades 9–12 · 0.7 mi
M
Windemere Ranch Middle SchoolA+
Middle · Grades 6–8 · 1.2 mi

District: San Ramon Valley Unified School District

Neighborhood · ZIP 94582These 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.27
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.80
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.502

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.40%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.46,717
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,493 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$180,664
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$216,340
Average tempThe average temperature here across a full year.59°F
Annual precipHow much rain and melted snow falls here in a typical year.23 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

3850 Ayers Way 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 87% of homes in Contra Costa County
  • Costs more per square foot than 89% of homes in Contra Costa County
  • Smaller than 76% of homes in Windemere
  • Has a smaller lot than 76% of homes in Contra Costa County
  • Newer than 89% of homes in Contra Costa County

What homes are worth in San Ramon 94582

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

This home
$459K$3.1M

This home is worth more than 46% of homes in San Ramon 94582.

How it measures up in San Ramon 94582

The dot is this home. The mark in the middle is the typical home in San Ramon 94582.

Estimated value$1,712,128
CheaperTypical $1,787,989Pricier

Pricier than 46% of homes nearby

Price per ft²$762
CheaperTypical $702Pricier

Pricier than 77% of homes nearby

Living area2,246 ft²
SmallerTypical 2,434 ft²Bigger

Bigger than 40% of homes nearby

Lot size0.1 ac
SmallerTypical 0.12 acBigger

Bigger than 43% of homes nearby

Year built2004
OlderTypical 2003Newer

Newer than 59% of homes nearby

How 3850 Ayers Way ranks against every home in each area.
MeasureThis homeWindemereSan Ramon 94582Contra Costa County
Estimated valuepricier than$1,712,12832% of homes46% of homes87% of homes
Price per ft²pricier than$76286% of homes77% of homes89% of homes
Living areabigger than2,246 ft²24% of homes40% of homes71% of homes
Lot sizebigger than0.1 ac35% of homes43% of homes24% of homes
Year builtnewer than200441% of homes59% of homes89% of homes

About 3850 Ayers Way

How much is 3850 Ayers Way, San Ramon, CA worth?

The TopHap Estimate for 3850 Ayers Way, San Ramon, CA is $1,712,128 as of Sep 24, 2026. The likely range is $1,668,048 to $1,756,208. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3850 Ayers Way, San Ramon, CA last sell?

3850 Ayers Way, San Ramon, CA last sold on Jun 17, 2014 for $885,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 3850 Ayers Way, San Ramon, CA?

3850 Ayers Way, San Ramon, CA has 4 bedrooms, 2.5 bathrooms, 2,246 square feet of living space and a 0.10-acre lot.

When was 3850 Ayers Way, San Ramon, CA built?

3850 Ayers Way, San Ramon, CA was built in 2004, making it 22 years old. The building has 2 stories.

What schools serve 3850 Ayers Way, San Ramon, CA?

3850 Ayers Way, San Ramon, CA is assigned to Hidden Hills Elementary School (elementary), rated A+; Dougherty Valley High School (high), rated A+; Windemere Ranch Middle School (middle), rated A+. All sit in San Ramon Valley Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3850 Ayers Way, San Ramon, CA compare to other homes in San Ramon 94582?

Among the 12,942 homes in San Ramon 94582, it is worth more than 46% of them ($1,712,128 against a typical $1,787,989), its price per square foot is higher than 77% of them ($762 against a typical $702), it is bigger than 40% of them (2,246 ft² against a typical 2,434 ft²), its lot is bigger than 43% of them (0.1 ac against a typical 0.12 ac) and it is newer than 59% of them (2004 against a typical 2003). Measured against all of Contra Costa County, it is worth more than 87% 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 3850 Ayers Way, San Ramon, CA?

The 2025 property tax bill for 3850 Ayers Way, San Ramon, CA was $16,910. The county assessed it at $1,106,574.

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