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Quadplex (4 Units, Any Combination)Residential
Last sold for $360,000 on Feb 17, 1999

136 BLUE RIDGE DR

MARTINEZ, CA 94553
0
Baths
3,942 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.
1970
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
4
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.$360,000 · Feb 17, 1999
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.$348,750
FREMONT BANK · recorded Jul 12, 2012
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.$217,600
FREMONT BANK

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,602 (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.$599,629 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$159,896
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$439,733
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$587,872

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.30
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
51
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
38
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
46
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
14
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.Quadplex (4 Units, Any Combination)
StyleThe architectural style of the home, such as ranch or colonial.Quadraplex
CountyCONTRA COSTA
Lot (acres)The size of the land the home sits on, from county records.0.17
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Wood Shingle
HeatingThe type of heating system in the home.Yes
CoolingThe type of cooling or air conditioning in the home.Yes
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(7)

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
Valhalla Elementary SchoolA
Elementary · Grades KG–5 · 1.0 mi
H
College Park High SchoolA-
High · Grades 9–12 · 1.5 mi
M
Valley View Middle SchoolA
Middle · Grades 6–8 · 1.6 mi

District: Mount Diablo Unified School District

Neighborhood · ZIP 94553These 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.97
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 100.490

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.29%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.4%
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.49,416
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.869 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$125,557
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$148,117
Average tempThe average temperature here across a full year.58°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.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.Yes

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

136 Blue Ridge Dr 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.

  • Among the largest homes in Martinez 94553

How it measures up in Martinez 94553

The dot is this home. The mark in the middle is the typical home in Martinez 94553.

Living area3,942 ft²
SmallerTypical 1,544 ft²Bigger

Bigger than almost all homes nearby

Lot size0.17 ac
SmallerTypical 0.15 acBigger

Bigger than 61% of homes nearby

Year built1970
OlderTypical 1973Newer

Newer than 45% of homes nearby

How 136 Blue Ridge Dr ranks against every home in each area.
MeasureThis homeMartinez 94553Contra Costa County
Living areabigger than3,942 ft²almost all homes96% of homes
Lot sizebigger than0.17 ac61% of homes57% of homes
Year builtnewer than197045% of homes39% of homes

About 136 Blue Ridge Dr

When did 136 Blue Ridge Dr, Martinez, CA last sell?

136 Blue Ridge Dr, Martinez, CA last sold on Feb 17, 1999 for $360,000, according to the county's recorded deed.

How big is 136 Blue Ridge Dr, Martinez, CA?

136 Blue Ridge Dr, Martinez, CA has 3,942 square feet of living space and a 0.17-acre lot.

When was 136 Blue Ridge Dr, Martinez, CA built?

136 Blue Ridge Dr, Martinez, CA was built in 1970, making it 56 years old. It is a quadraplex home. The building has 1 story.

What schools serve 136 Blue Ridge Dr, Martinez, CA?

136 Blue Ridge Dr, Martinez, CA is assigned to Valhalla Elementary School (elementary), rated A; College Park High School (high), rated A-; Valley View Middle School (middle), rated A. All sit in Mount Diablo Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 136 Blue Ridge Dr, Martinez, CA compare to other homes in Martinez 94553?

Among the 16,279 homes in Martinez 94553, it is bigger than almost all of them (3,942 ft² against a typical 1,544 ft²), its lot is bigger than 61% of them (0.17 ac against a typical 0.15 ac) and it is newer than 45% of them (1970 against a typical 1973). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 136 Blue Ridge Dr, Martinez, CA?

The 2025 property tax bill for 136 Blue Ridge Dr, Martinez, CA was $9,602. The county assessed it at $599,629.

Closest homes

More homes in Martinez 94553

Assigned schools

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