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Single Family ResidenceResidential
$1,028,605$367 / 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 89How 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 $745,000 on Nov 16, 2004

121 JADE CT

HERCULES, CA 94547
5
Beds
3
Baths
2,799 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.
0.85 ac
Lot SizeThe size of the land the home sits on, from county records.
1990
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
11
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

$1M
$912K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$745,000 · Nov 16, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$15,199 (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.$1,059,220 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$469,183
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$590,037
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,038,452

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.34
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
63
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
25
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.
36
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.0.85
HeatingThe type of heating system 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(4)

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
Ohlone Elementary SchoolA+
Elementary · Grades KG–5 · 0.8 mi
M
Hercules Middle SchoolB
Middle · Grades 6–8 · 1.3 mi
H
Hercules High SchoolA
High · Grades 9–12 · 1.3 mi

District: West Contra Costa Unified School District

Neighborhood · ZIP 94547These 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.68
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.423

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.5%
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.26,279
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,342 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$121,348
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$157,708
Average tempThe average temperature here across a full year.58°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

121 Jade 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 97% of homes in Gem Stones
  • Costs less per square foot than 77% of homes in Hercules 94547
  • Bigger than 96% of homes in Gem Stones
  • Among the largest lots in Hercules 94547
  • Newer than 91% of homes in Gem Stones

What homes are worth in Hercules 94547

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

This home
$363K$1.2M

This home is worth more than 94% of homes in Hercules 94547.

How it measures up in Hercules 94547

The dot is this home. The mark in the middle is the typical home in Hercules 94547.

Estimated value$1,028,605
CheaperTypical $735,182Pricier

Pricier than 94% of homes nearby

Price per ft²$367
CheaperTypical $399Pricier

Pricier than 23% of homes nearby

Living area2,799 ft²
SmallerTypical 1,798 ft²Bigger

Bigger than 93% of homes nearby

Lot size0.85 ac
SmallerTypical 0.12 acBigger

Bigger than almost all homes nearby

Year built1990
OlderTypical 1988Newer

Newer than 69% of homes nearby

How 121 Jade Ct ranks against every home in each area.
MeasureThis homeGem StonesHercules 94547Contra Costa County
Estimated valuepricier than$1,028,60597% of homes94% of homes69% of homes
Price per ft²pricier than$36729% of homes23% of homes28% of homes
Living areabigger than2,799 ft²96% of homes93% of homes85% of homes
Lot sizebigger than0.85 ac97% of homesalmost all homes96% of homes
Year builtnewer than199091% of homes69% of homes71% of homes

About 121 Jade Ct

How much is 121 Jade Ct, Hercules, CA worth?

The TopHap Estimate for 121 Jade Ct, Hercules, CA is $1,028,605 as of Aug 30, 2026. The likely range is $911,905 to $1,145,305. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 121 Jade Ct, Hercules, CA last sell?

121 Jade Ct, Hercules, CA last sold on Nov 16, 2004 for $745,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 121 Jade Ct, Hercules, CA?

121 Jade Ct, Hercules, CA has 5 bedrooms, 3 bathrooms, 2,799 square feet of living space and a 0.85-acre lot.

When was 121 Jade Ct, Hercules, CA built?

121 Jade Ct, Hercules, CA was built in 1990, making it 36 years old. The building has 2 stories.

What schools serve 121 Jade Ct, Hercules, CA?

121 Jade Ct, Hercules, CA is assigned to Ohlone Elementary School (elementary), rated A+; Hercules Middle School (middle), rated B; Hercules High School (high), rated A. All sit in West Contra Costa Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 121 Jade Ct, Hercules, CA compare to other homes in Hercules 94547?

Among the 8,379 homes in Hercules 94547, it is worth more than 94% of them ($1,028,605 against a typical $735,182), its price per square foot is higher than 23% of them ($367 against a typical $399), it is bigger than 93% of them (2,799 ft² against a typical 1,798 ft²), its lot is bigger than almost all of them (0.85 ac against a typical 0.12 ac) and it is newer than 69% of them (1990 against a typical 1988). Measured against all of Contra Costa County, it is worth more than 69% 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 121 Jade Ct, Hercules, CA?

The 2025 property tax bill for 121 Jade Ct, Hercules, CA was $15,199. The county assessed it at $1,059,220.

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