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Duplex (2 Units, Any Combination)Residential
Last sold for $340,000 on Dec 29, 2006

578 40TH ST

RICHMOND, CA 94805
4
Beds
2
Baths
1,836 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.
1947
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.$340,000 · Dec 29, 2006
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$272,000
COUNTRYWIDE BANK · recorded Dec 29, 2006
2nd MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$68,000
COUNTRYWIDE BANK

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$15,239 (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.$765,267 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$556,190
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$209,077
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$750,263

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.19
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.
44
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
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(5)

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(1)

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

M
DeJean Middle SchoolF
Middle · Grades 7–8 · 0.5 mi
H
Kennedy High SchoolD
High · Grades 9–12 · 0.9 mi
E
Wilson Elementary SchoolD
Elementary · Grades KG–6 · 2.2 mi

District: West Contra Costa Unified School District

Neighborhood · ZIP 94805These 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.92
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.87
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.614

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.27%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.3%
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.15,814
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,276 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$102,376
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$135,590
Average tempThe average temperature here across a full year.57°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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

578 40th 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 81% of homes in Richmond 94805
  • Has a smaller lot than 73% of homes in Contra Costa County
  • Older than 90% of homes in Contra Costa County

How it measures up in Richmond 94805

The dot is this home. The mark in the middle is the typical home in Richmond 94805.

Living area1,836 ft²
SmallerTypical 1,303 ft²Bigger

Bigger than 81% of homes nearby

Lot size0.11 ac
SmallerTypical 0.11 acBigger

Bigger than 38% of homes nearby

Year built1947
OlderTypical 1945Newer

Newer than 55% of homes nearby

How 578 40th St ranks against every home in each area.
MeasureThis homeRichmond 94805Contra Costa County
Living areabigger than1,836 ft²81% of homes54% of homes
Lot sizebigger than0.11 ac38% of homes27% of homes
Year builtnewer than194755% of homes10% of homes

About 578 40th St

When did 578 40th St, Richmond, CA last sell?

578 40th St, Richmond, CA last sold on Dec 29, 2006 for $340,000, according to the county's recorded deed.

How big is 578 40th St, Richmond, CA?

578 40th St, Richmond, CA has 4 bedrooms, 2 bathrooms, 1,836 square feet of living space and a 0.12-acre lot.

When was 578 40th St, Richmond, CA built?

578 40th St, Richmond, CA was built in 1947, making it 79 years old. It is a duplex single home. The building has 1 story.

What schools serve 578 40th St, Richmond, CA?

578 40th St, Richmond, CA is assigned to DeJean Middle School (middle), rated F; Kennedy High School (high), rated D; Wilson Elementary School (elementary), rated D. All sit in West Contra Costa Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 578 40th St, Richmond, CA compare to other homes in Richmond 94805?

Among the 4,505 homes in Richmond 94805, it is bigger than 81% of them (1,836 ft² against a typical 1,303 ft²), its lot is bigger than 38% of them (0.11 ac against a typical 0.11 ac) and it is newer than 55% of them (1947 against a typical 1945). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 578 40th St, Richmond, CA?

The 2025 property tax bill for 578 40th St, Richmond, CA was $15,239. The county assessed it at $765,267.

Closest homes

More homes in Richmond 94805

Assigned schools

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