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Duplex (2 Units, Any Combination)Residential
Last sold for $125,000 on May 21, 2020

1640 SAN BENITO ST

RICHMOND, CA 94804
3
Beds
3
Baths
1,488 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1950
Year BuiltThe year the home was originally built, according to county records.
1
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

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$125,000 · May 21, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,032 (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.$772,717 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$549,183
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$223,534
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$757,566

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.20
1
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.
16
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
46
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.Duplex (2 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Duplex Single
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.1965
Lot (acres)The size of the land the home sits on, from county records.0.12
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(9)

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
Fairmont Elementary SchoolB
Elementary · Grades KG–6 · 0.5 mi
M
Fred T. Korematsu Middle SchoolC+
Middle · Grades 7–8 · 0.6 mi
H
El Cerrito High SchoolB+
High · Grades 9–12 · 0.9 mi

District: West Contra Costa Unified School District

Neighborhood · ZIP 94804These 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.133
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 100.561

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.19%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.15%
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.44,926
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,044 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$80,581
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$109,956
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.22 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

1640 San Benito 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.

  • Bigger than 72% of homes in Richmond 94804
  • Has a smaller lot than 73% of homes in Contra Costa County
  • Older than 86% of homes in Contra Costa County

How it measures up in Richmond 94804

The dot is this home. The mark in the middle is the typical home in Richmond 94804.

Living area1,488 ft²
SmallerTypical 1,193 ft²Bigger

Bigger than 72% of homes nearby

Lot size0.11 ac
SmallerTypical 0.1 acBigger

Bigger than 55% of homes nearby

Year built1950
OlderTypical 1952Newer

Newer than 48% of homes nearby

How 1640 San Benito St ranks against every home in each area.
MeasureThis homeRichmond AnnexRichmond 94804Contra Costa County
Living areabigger than1,488 ft²70% of homes72% of homes36% of homes
Lot sizebigger than0.11 ac38% of homes55% of homes27% of homes
Year builtnewer than195074% of homes48% of homes14% of homes

About 1640 San Benito St

When did 1640 San Benito St, Richmond, CA last sell?

1640 San Benito St, Richmond, CA last sold on May 21, 2020 for $125,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 1640 San Benito St, Richmond, CA?

1640 San Benito St, Richmond, CA has 3 bedrooms, 3 bathrooms, 1,488 square feet of living space and a 0.12-acre lot.

When was 1640 San Benito St, Richmond, CA built?

1640 San Benito St, Richmond, CA was built in 1950, making it 76 years old. It is a duplex single home. The building has 1 story.

What schools serve 1640 San Benito St, Richmond, CA?

1640 San Benito St, Richmond, CA is assigned to Fairmont Elementary School (elementary), rated B; Fred T. Korematsu Middle School (middle), rated C+; El Cerrito High School (high), rated B+. All sit in West Contra Costa Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1640 San Benito St, Richmond, CA compare to other homes in Richmond 94804?

Among the 11,870 homes in Richmond 94804, it is bigger than 72% of them (1,488 ft² against a typical 1,193 ft²), its lot is bigger than 55% of them (0.11 ac against a typical 0.1 ac) and it is newer than 48% of them (1950 against a typical 1952). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 1640 San Benito St, Richmond, CA?

The 2025 property tax bill for 1640 San Benito St, Richmond, CA was $12,032. The county assessed it at $772,717.

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