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CondominiumResidential
$456,622$439 / 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 $215,000 on Sep 17, 2013

100 CHATHAM CT

PACHECO, CA 94553
2
Beds
2
Baths
1,040 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.
1,051 ft²
Lot SizeThe size of the land the home sits on, from county records.
1986
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$457K
$422K low$491K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$215,000 · Sep 17, 2013

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,625 (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.$268,820 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$137,536
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$131,284
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$263,550

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.5
10
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
14
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

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.Contemporary
CountyCONTRA COSTA
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.1987
Lot (acres)The size of the land the home sits on, from county records.0.02
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Composition Shingle
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.Carport (Unspecified)
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(11)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Foreclosure Filings(3)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Hidden Valley Elementary SchoolB+
Elementary · Grades KG–5 · 0.9 mi
H
College Park High SchoolB+
High · Grades 9–12 · 1.3 mi
M
Valley View Middle SchoolB
Middle · Grades 6–8 · 1.3 mi

District: Mount Diablo Unified School District

Neighborhood · ZIP 94553These 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.97
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 100.490

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.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.49,416
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.869 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$125,557
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$148,117
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

100 Chatham 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 less than 91% of homes in Martinez 94553
  • Smaller than 89% of homes in Contra Costa County
  • Has a smaller lot than 94% of homes in Contra Costa County
  • Newer than 80% of homes in Martinez 94553

What homes are worth in Martinez 94553

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

This home
$357K$1.6M

This home is worth more than 9% of homes in Martinez 94553.

How it measures up in Martinez 94553

The dot is this home. The mark in the middle is the typical home in Martinez 94553.

Estimated value$456,622
CheaperTypical $706,639Pricier

Pricier than 9% of homes nearby

Price per ft²$439
CheaperTypical $454Pricier

Pricier than 43% of homes nearby

Living area1,040 ft²
SmallerTypical 1,550 ft²Bigger

Bigger than 13% of homes nearby

Lot size1,051 ft²
SmallerTypical 0.15 acBigger

Bigger than 7% of homes nearby

Year built1986
OlderTypical 1973Newer

Newer than 80% of homes nearby

How 100 Chatham Ct ranks against every home in each area.
MeasureThis homeMartinez 94553Contra Costa County
Estimated valuepricier than$456,6229% of homes12% of homes
Price per ft²pricier than$43943% of homes46% of homes
Living areabigger than1,040 ft²13% of homes11% of homes
Lot sizebigger than1,051 ft²7% of homes6% of homes
Year builtnewer than198680% of homes65% of homes

About 100 Chatham Ct

How much is 100 Chatham Ct, Pacheco, CA worth?

The TopHap Estimate for 100 Chatham Ct, Pacheco, CA is $456,622 as of Oct 21, 2026. The likely range is $422,425 to $490,819. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 100 Chatham Ct, Pacheco, CA last sell?

100 Chatham Ct, Pacheco, CA last sold on Sep 17, 2013 for $215,000, according to the county's recorded deed. TopHap holds 8 recorded sales for this parcel.

How big is 100 Chatham Ct, Pacheco, CA?

100 Chatham Ct, Pacheco, CA has 2 bedrooms, 2 bathrooms, 1,040 square feet of living space and a 0.02-acre lot.

When was 100 Chatham Ct, Pacheco, CA built?

100 Chatham Ct, Pacheco, CA was built in 1986, making it 40 years old. It is a contemporary home. The building has 1 story.

What schools serve 100 Chatham Ct, Pacheco, CA?

100 Chatham Ct, Pacheco, CA is assigned to Hidden Valley Elementary School (elementary), rated B+; College Park High School (high), rated B+; Valley View Middle School (middle), rated B. All sit in Mount Diablo Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 100 Chatham Ct, Pacheco, CA compare to other homes in Martinez 94553?

Among the 16,278 homes in Martinez 94553, it is worth more than 9% of them ($456,622 against a typical $706,639), its price per square foot is higher than 43% of them ($439 against a typical $454), it is bigger than 13% of them (1,040 ft² against a typical 1,550 ft²), its lot is bigger than 7% of them (1,051 ft² against a typical 0.15 ac) and it is newer than 80% of them (1986 against a typical 1973). Measured against all of Contra Costa County, it is worth more than 12% 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 100 Chatham Ct, Pacheco, CA?

The 2025 property tax bill for 100 Chatham Ct, Pacheco, CA was $3,625. The county assessed it at $268,820.

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