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Triplex (3 Units, Any Combination)Residential
Last sold for $450,000 on Jun 24, 2016

504 1ST ST

BRENTWOOD, CA 94513
0
Baths
2,142 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1962
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
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.$450,000 · Jun 24, 2016

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,409 (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.$543,355 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$265,641
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$277,714
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$532,702

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.27
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
44
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
44
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
25
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
25
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.Triplex (3 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Triplex
CountyCONTRA COSTA
Lot (acres)The size of the land the home sits on, from county records.0.17
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(12)

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.

M
Edna Hill Middle SchoolB
Middle · Grades 6–8 · 0.1 mi
E
Garin Elementary SchoolB+
Elementary · Grades KG–5 · 0.3 mi
H
Liberty High SchoolB
High · Grades 9–12 · 0.4 mi

District: Brentwood Union Elementary School District

Neighborhood · ZIP 94513These 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.48
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.83
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.368

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.8%
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.76,553
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.833 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$129,971
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$155,579
Average tempThe average temperature here across a full year.60°F
Annual precipHow much rain and melted snow falls here in a typical year.16 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

504 1st 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 67% of homes in Contra Costa County
  • Older than 97% of homes in Brentwood 94513

How it measures up in Brentwood 94513

The dot is this home. The mark in the middle is the typical home in Brentwood 94513.

Living area2,142 ft²
SmallerTypical 2,254 ft²Bigger

Bigger than 44% of homes nearby

Lot size0.17 ac
SmallerTypical 0.16 acBigger

Bigger than 62% of homes nearby

Year built1962
OlderTypical 2002Newer

Newer than 3% of homes nearby

How 504 1st St ranks against every home in each area.
MeasureThis homeBrentwood 94513Contra Costa County
Living areabigger than2,142 ft²44% of homes67% of homes
Lot sizebigger than0.17 ac62% of homes60% of homes
Year builtnewer than19623% of homes29% of homes

About 504 1st St

When did 504 1st St, Brentwood, CA last sell?

504 1st St, Brentwood, CA last sold on Jun 24, 2016 for $450,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 504 1st St, Brentwood, CA?

504 1st St, Brentwood, CA has 2,142 square feet of living space and a 0.17-acre lot.

When was 504 1st St, Brentwood, CA built?

504 1st St, Brentwood, CA was built in 1962, making it 64 years old. It is a triplex home. The building has 1 story.

What schools serve 504 1st St, Brentwood, CA?

504 1st St, Brentwood, CA is assigned to Edna Hill Middle School (middle), rated B; Garin Elementary School (elementary), rated B+; Liberty High School (high), rated B. All sit in Brentwood Union Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 504 1st St, Brentwood, CA compare to other homes in Brentwood 94513?

Among the 21,449 homes in Brentwood 94513, it is bigger than 44% of them (2,142 ft² against a typical 2,254 ft²), its lot is bigger than 62% of them (0.17 ac against a typical 0.16 ac) and it is newer than 3% of them (1962 against a typical 2002). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 504 1st St, Brentwood, CA?

The 2025 property tax bill for 504 1st St, Brentwood, CA was $6,409. The county assessed it at $543,355.

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