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Duplex (2 Units, Any Combination)Residential
Last sold for $540,000 on Nov 25, 2019

6523 SAN MATEO ST

PARAMOUNT, CA 90723
3
Beds
2
Baths
1,386 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1949
Year BuiltThe year the home was originally built, according to county records.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$540,000 · Nov 25, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,029 (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.$602,374 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$391,544
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$210,830
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$590,564

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.10 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.1 percent flood zone

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
CountyLOS ANGELES
Lot (acres)The size of the land the home sits on, from county records.0.14
ConstructionThe main material the home's frame and walls are built from.Wood (Unspecified)
HeatingThe type of heating system in the home.Floor/Wall Furnace
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
Los Cerritos Elementary SchoolB+
Elementary · Grades KG–5 · 0.5 mi
M
Frank J. Zamboni Middle SchoolB-
Middle · Grades 6–8 · 0.6 mi
H
Paramount High SchoolC+
High · Grades 9–12 · 1.8 mi

District: Paramount Unified School District

Neighborhood · ZIP 90723These 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.62
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.351

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.11%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.13%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.9%
PopulationHow many people live in this area.51,444
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.10,750 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$62,221
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$76,628
Average tempThe average temperature here across a full year.64°F
Annual precipHow much rain and melted snow falls here in a typical year.14 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.73%

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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

6523 San Mateo 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.

  • Has a smaller lot than 71% of homes in Los Angeles County
  • Older than 71% of homes in Paramount 90723

How it measures up in Paramount 90723

The dot is this home. The mark in the middle is the typical home in Paramount 90723.

Living area1,386 ft²
SmallerTypical 1,243 ft²Bigger

Bigger than 62% of homes nearby

Lot size0.14 ac
SmallerTypical 0.16 acBigger

Bigger than 37% of homes nearby

Year built1949
OlderTypical 1960Newer

Newer than 29% of homes nearby

How 6523 San Mateo St ranks against every home in each area.
MeasureThis homeParamount 90723Los Angeles County
Living areabigger than1,386 ft²62% of homes37% of homes
Lot sizebigger than0.14 ac37% of homes29% of homes
Year builtnewer than194929% of homes31% of homes

About 6523 San Mateo St

When did 6523 San Mateo St, Paramount, CA last sell?

6523 San Mateo St, Paramount, CA last sold on Nov 25, 2019 for $540,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 6523 San Mateo St, Paramount, CA?

6523 San Mateo St, Paramount, CA has 3 bedrooms, 2 bathrooms, 1,386 square feet of living space and a 0.14-acre lot.

When was 6523 San Mateo St, Paramount, CA built?

6523 San Mateo St, Paramount, CA was built in 1949, making it 77 years old. It is a duplex single home.

What schools serve 6523 San Mateo St, Paramount, CA?

6523 San Mateo St, Paramount, CA is assigned to Los Cerritos Elementary School (elementary), rated B+; Frank J. Zamboni Middle School (middle), rated B-; Paramount High School (high), rated C+. All sit in Paramount Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 6523 San Mateo St, Paramount, CA compare to other homes in Paramount 90723?

Among the 8,131 homes in Paramount 90723, it is bigger than 62% of them (1,386 ft² against a typical 1,243 ft²), its lot is bigger than 37% of them (0.14 ac against a typical 0.16 ac) and it is newer than 29% of them (1949 against a typical 1960). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 6523 San Mateo St, Paramount, CA?

The 2025 property tax bill for 6523 San Mateo St, Paramount, CA was $8,029. The county assessed it at $602,374.

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