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Single Family ResidenceResidential
$911,082$1,047 / ft²
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

308 CAVANAUGH ST

SAN MATEO, CA 94401
2
Beds
1
Baths
870 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.
0.13 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.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$911K
$846K low$976K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,916 (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.$610,764 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$305,382
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$305,382
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$598,790
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$957,780

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.92 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.Single Family Residence
CountySAN MATEO
Lot (acres)The size of the land the home sits on, from county records.0.13
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
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.

Foreclosure Filings(4)

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

H
San Mateo High SchoolA-
High · Grades 9–12 · 0.6 mi
E
LEAD Elementary SchoolD-
Elementary · Grades KG–5 · 1.2 mi
M
Bayside AcademyB
Middle · Grades KG–8 · 1.6 mi

District: San Mateo-Foster City Elementary School District

Neighborhood · ZIP 94401These 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.105
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 100.537

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.32,992
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,021 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$113,608
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$152,157
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.20 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.66%

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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

308 Cavanaugh 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.

  • Worth less than 92% of homes in North Shoreview
  • Costs more per square foot than 76% of homes in North Shoreview
  • Smaller than 98% of homes in North Shoreview
  • Has a smaller lot than 67% of homes in San Mateo 94401
  • Newer than 75% of homes in North Shoreview

What homes are worth in San Mateo 94401

Each bar is how many homes fall in that price range. The marker is this home.

This home
$370K$2.5M

This home is worth more than 34% of homes in San Mateo 94401.

How it measures up in San Mateo 94401

The dot is this home. The mark in the middle is the typical home in San Mateo 94401.

Estimated value$911,082
CheaperTypical $1,132,243Pricier

Pricier than 34% of homes nearby

Price per ft²$1047
CheaperTypical $833Pricier

Pricier than 76% of homes nearby

Living area870 ft²
SmallerTypical 1,230 ft²Bigger

Bigger than 16% of homes nearby

Lot size0.13 ac
SmallerTypical 0.17 acBigger

Bigger than 33% of homes nearby

Year built1949
OlderTypical 1954Newer

Newer than 36% of homes nearby

How 308 Cavanaugh St ranks against every home in each area.
MeasureThis homeNorth ShoreviewSan Mateo 94401San Mateo County
Estimated valuepricier than$911,0828% of homes34% of homes14% of homes
Price per ft²pricier than$104776% of homes76% of homes58% of homes
Living areabigger than870 ft²2% of homes16% of homes6% of homes
Lot sizebigger than0.13 ac65% of homes33% of homes41% of homes
Year builtnewer than194975% of homes36% of homes26% of homes

About 308 Cavanaugh St

How much is 308 Cavanaugh St, San Mateo, CA worth?

The TopHap Estimate for 308 Cavanaugh St, San Mateo, CA is $911,082 as of Oct 21, 2026. The likely range is $846,297 to $975,867. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 308 Cavanaugh St, San Mateo, CA last sell?

308 Cavanaugh St, San Mateo, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 308 Cavanaugh St, San Mateo, CA?

308 Cavanaugh St, San Mateo, CA has 2 bedrooms, 1 bathrooms, 870 square feet of living space and a 0.13-acre lot.

When was 308 Cavanaugh St, San Mateo, CA built?

308 Cavanaugh St, San Mateo, CA was built in 1949, making it 77 years old.

What schools serve 308 Cavanaugh St, San Mateo, CA?

308 Cavanaugh St, San Mateo, CA is assigned to San Mateo High School (high), rated A-; LEAD Elementary School (elementary), rated D-; Bayside Academy (middle), rated B. All sit in San Mateo-Foster City Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 308 Cavanaugh St, San Mateo, CA compare to other homes in San Mateo 94401?

Among the 8,114 homes in San Mateo 94401, it is worth more than 34% of them ($911,082 against a typical $1,132,243), its price per square foot is higher than 76% of them ($1047 against a typical $833), it is bigger than 16% of them (870 ft² against a typical 1,230 ft²), its lot is bigger than 33% of them (0.13 ac against a typical 0.17 ac) and it is newer than 36% of them (1949 against a typical 1954). Measured against all of San Mateo County, it is worth more than 14% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 308 Cavanaugh St, San Mateo, CA?

The 2025 property tax bill for 308 Cavanaugh St, San Mateo, CA was $8,916. The county assessed it at $610,764.

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