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CondominiumResidential
$1,297,227$603 / 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 92How 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
Last sold for $1,638,000 on Apr 24, 2024

306 CELADON CT

SAN RAMON, CA 94583
4
Beds
3.5
Baths
2,151 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.
1,439 ft²
Lot SizeThe size of the land the home sits on, from county records.
2023
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
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

$1.3M
$1.2M low$1.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,638,000 · Apr 24, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$19,149 (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.$1,450,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$963,126
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$486,874
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,670,760

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyCONTRA COSTA
Lot (acres)The size of the land the home sits on, from county records.0.03
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(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.

M
Iron Horse Middle SchoolA+
Middle · Grades 6–8 · 0.5 mi
E
Montevideo Elementary SchoolA
Elementary · Grades KG–5 · 1.4 mi
H
California High SchoolA+
High · Grades 9–12 · 2.1 mi

District: San Ramon Valley Unified School District

Neighborhood · ZIP 94583These 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.69
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 100.642

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.37%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.3%
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.40,588
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,502 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$165,274
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$193,526
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.25 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

306 Celadon Ct 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 77% of homes in Contra Costa County
  • Costs less per square foot than 84% of homes in San Ramon 94583
  • Bigger than 67% of homes in San Ramon 94583
  • Has a smaller lot than 91% of homes in Contra Costa County
  • Among the newest homes in San Ramon 94583

What homes are worth in San Ramon 94583

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

This home
$441K$3.2M

This home is worth more than 42% of homes in San Ramon 94583.

How it measures up in San Ramon 94583

The dot is this home. The mark in the middle is the typical home in San Ramon 94583.

Estimated value$1,297,227
CheaperTypical $1,356,359Pricier

Pricier than 42% of homes nearby

Price per ft²$603
CheaperTypical $694Pricier

Pricier than 16% of homes nearby

Living area2,151 ft²
SmallerTypical 1,885 ft²Bigger

Bigger than 67% of homes nearby

Lot size1,439 ft²
SmallerTypical 0.16 acBigger

Bigger than 20% of homes nearby

Year built2023
OlderTypical 1979Newer

Newer than almost all homes nearby

How 306 Celadon Ct ranks against every home in each area.
MeasureThis homeBishop RanchSan Ramon 94583Contra Costa County
Estimated valuepricier than$1,297,22751% of homes42% of homes77% of homes
Price per ft²pricier than$60348% of homes16% of homes71% of homes
Living areabigger than2,151 ft²48% of homes67% of homes67% of homes
Lot sizebigger than1,439 ft²81% of homes20% of homes9% of homes
Year builtnewer than202334% of homesalmost all homesalmost all homes

About 306 Celadon Ct

How much is 306 Celadon Ct, San Ramon, CA worth?

The TopHap Estimate for 306 Celadon Ct, San Ramon, CA is $1,297,227 as of Aug 30, 2026. The likely range is $1,189,333 to $1,405,121. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 306 Celadon Ct, San Ramon, CA last sell?

306 Celadon Ct, San Ramon, CA last sold on Apr 24, 2024 for $1,638,000, according to the county's recorded deed.

How big is 306 Celadon Ct, San Ramon, CA?

306 Celadon Ct, San Ramon, CA has 4 bedrooms, 3.5 bathrooms, 2,151 square feet of living space and a 0.03-acre lot.

When was 306 Celadon Ct, San Ramon, CA built?

306 Celadon Ct, San Ramon, CA was built in 2023, making it 3 years old. It is a condo/apartment home. The building has 2 stories.

What schools serve 306 Celadon Ct, San Ramon, CA?

306 Celadon Ct, San Ramon, CA is assigned to Iron Horse Middle School (middle), rated A+; Montevideo Elementary School (elementary), rated A; California High School (high), 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 306 Celadon Ct, San Ramon, CA compare to other homes in San Ramon 94583?

Among the 12,589 homes in San Ramon 94583, it is worth more than 42% of them ($1,297,227 against a typical $1,356,359), its price per square foot is higher than 16% of them ($603 against a typical $694), it is bigger than 67% of them (2,151 ft² against a typical 1,885 ft²), its lot is bigger than 20% of them (1,439 ft² against a typical 0.16 ac) and it is newer than almost all of them (2023 against a typical 1979). Measured against all of Contra Costa County, it is worth more than 77% 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 306 Celadon Ct, San Ramon, CA?

The 2025 property tax bill for 306 Celadon Ct, San Ramon, CA was $19,149. The county assessed it at $1,450,000.

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