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Duplex (2 Units, Any Combination)Residential

227 1/2 RHEEM BLVD

MORAGA, CA 94556
4
Beds
4
Baths
3,012 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.
0.56 ac
Lot SizeThe size of the land the home sits on, from county records.
1956
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
12
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.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,073 (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.$291,147 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$62,173
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$228,974
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$285,439

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.45
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
80
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
28
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
54
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
62
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.1967
Lot (acres)The size of the land the home sits on, from county records.0.56
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(4)

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
Donald L. Rheem Elementary SchoolA-
Elementary · Grades KG–5 · 0.7 mi
H
Campolindo High SchoolA+
High · Grades 9–12 · 0.8 mi
M
Joaquin Moraga Intermediate SchoolA
Middle · Grades 6–8 · 2.8 mi

District: Acalanes Union High School District

Neighborhood · ZIP 94556These 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.32
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.85
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.459

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.40%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.15,389
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.830 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$192,685
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$241,667
Average tempThe average temperature here across a full year.57°F
Annual precipHow much rain and melted snow falls here in a typical year.27 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

227 1/2 Rheem Blvd 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 90% of homes in Ascot
  • Has a bigger lot than 94% of homes in Contra Costa County
  • Older than 98% of homes in Moraga 94556

How it measures up in Moraga 94556

The dot is this home. The mark in the middle is the typical home in Moraga 94556.

Living area3,012 ft²
SmallerTypical 2,159 ft²Bigger

Bigger than 87% of homes nearby

Lot size0.56 ac
SmallerTypical 0.26 acBigger

Bigger than 87% of homes nearby

Year built1956
OlderTypical 1970Newer

Newer than 2% of homes nearby

How 227 1/2 Rheem Blvd ranks against every home in each area.
MeasureThis homeAscotMoraga 94556Contra Costa County
Living areabigger than3,012 ft²90% of homes87% of homes88% of homes
Lot sizebigger than0.56 ac83% of homes87% of homes94% of homes
Year builtnewer than195611% of homes2% of homes23% of homes

About 227 1/2 Rheem Blvd

When did 227 1/2 Rheem Blvd, Moraga, CA last sell?

227 1/2 Rheem Blvd, Moraga, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 227 1/2 Rheem Blvd, Moraga, CA?

227 1/2 Rheem Blvd, Moraga, CA has 4 bedrooms, 4 bathrooms, 3,012 square feet of living space and a 0.56-acre lot.

When was 227 1/2 Rheem Blvd, Moraga, CA built?

227 1/2 Rheem Blvd, Moraga, CA was built in 1956, making it 70 years old. It is a duplex single home. The building has 2 stories.

What schools serve 227 1/2 Rheem Blvd, Moraga, CA?

227 1/2 Rheem Blvd, Moraga, CA is assigned to Donald L. Rheem Elementary School (elementary), rated A-; Campolindo High School (high), rated A+; Joaquin Moraga Intermediate School (middle), rated A. All sit in Acalanes Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 227 1/2 Rheem Blvd, Moraga, CA compare to other homes in Moraga 94556?

Among the 5,584 homes in Moraga 94556, it is bigger than 87% of them (3,012 ft² against a typical 2,159 ft²), its lot is bigger than 87% of them (0.56 ac against a typical 0.26 ac) and it is newer than 2% of them (1956 against a typical 1970). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 227 1/2 Rheem Blvd, Moraga, CA?

The 2025 property tax bill for 227 1/2 Rheem Blvd, Moraga, CA was $5,073. The county assessed it at $291,147.

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