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Duplex (2 Units, Any Combination)Residential
Last sold for $505,000 on Jun 13, 2005

1480 MARIPOSA ST

RICHMOND, CA 94804
4
Beds
2
Baths
1,189 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.
2,850 ft²
Lot SizeThe size of the land the home sits on, from county records.
1960
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.$505,000 · Jun 13, 2005
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.$404,000
NEW CENTURY MORTGAGE CORP · 6.8% 1 · recorded Jun 13, 2005
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.$101,000
NEW CENTURY MORTGAGE CORP
3rd 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.$20,000

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,246 (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.$717,987 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$337,808
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$380,179
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$703,910

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
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.1970
Lot (acres)The size of the land the home sits on, from county records.0.07
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.

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

E
Stege Elementary SchoolD-
Elementary · Grades KG–6 · 0.6 mi
M
Fred T. Korematsu Middle SchoolC+
Middle · Grades 7–8 · 0.9 mi
H
El Cerrito High SchoolB+
High · Grades 9–12 · 1.3 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%

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

1480 Mariposa 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.

  • Smaller than 81% of homes in Contra Costa County
  • Has a smaller lot than 88% of homes in Panhandle Annex
  • Newer than 84% of homes in Panhandle Annex

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 area1,189 ft²
SmallerTypical 1,193 ft²Bigger

Bigger than 50% of homes nearby

Lot size2,850 ft²
SmallerTypical 0.1 acBigger

Bigger than 27% of homes nearby

Year built1960
OlderTypical 1951Newer

Newer than 62% of homes nearby

How 1480 Mariposa St ranks against every home in each area.
MeasureThis homePanhandle AnnexRichmond 94804Contra Costa County
Living areabigger than1,189 ft²51% of homes50% of homes19% of homes
Lot sizebigger than2,850 ft²12% of homes27% of homes15% of homes
Year builtnewer than196084% of homes62% of homes26% of homes

About 1480 Mariposa St

When did 1480 Mariposa St, Richmond, CA last sell?

1480 Mariposa St, Richmond, CA last sold on Jun 13, 2005 for $505,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 1480 Mariposa St, Richmond, CA?

1480 Mariposa St, Richmond, CA has 4 bedrooms, 2 bathrooms, 1,189 square feet of living space and a 0.07-acre lot.

When was 1480 Mariposa St, Richmond, CA built?

1480 Mariposa St, Richmond, CA was built in 1960, making it 66 years old. It is a duplex single home. The building has 1 story.

What schools serve 1480 Mariposa St, Richmond, CA?

1480 Mariposa St, Richmond, CA is assigned to Stege Elementary School (elementary), rated D-; 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 1480 Mariposa St, Richmond, CA compare to other homes in Richmond 94804?

Among the 11,870 homes in Richmond 94804, it is bigger than 50% of them (1,189 ft² against a typical 1,193 ft²), its lot is bigger than 27% of them (2,850 ft² against a typical 0.1 ac) and it is newer than 62% of them (1960 against a typical 1951). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 1480 Mariposa St, Richmond, CA?

The 2025 property tax bill for 1480 Mariposa St, Richmond, CA was $11,246. The county assessed it at $717,987.

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