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Single Family ResidenceResidential
$1,021,330$1,087 / 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 95How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

88 CASTLETON AVE

DALY CITY, CA 94015
2
Beds
1
Baths
940 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.
3,400 ft²
Lot SizeThe size of the land the home sits on, from county records.
1954
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
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

$1M
$969K low$1.1M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,152 (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.$395,327 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$97,602
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$297,725
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$387,577
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$919,530

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.0.08
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
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
Marjorie H. Tobias Elementary SchoolA+
Elementary · Grades KG–5 · 0.3 mi
M
Benjamin Franklin Intermediate SchoolC
Middle · Grades 6–8 · 0.5 mi
H
Westmoor High SchoolB
High · Grades 9–12 · 0.9 mi

District: Jefferson Union High School District

Neighborhood · ZIP 94015These 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.85
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.660

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.60,521
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.10,575 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,969
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$138,796
Average tempThe average temperature here across a full year.56°F
Annual precipHow much rain and melted snow falls here in a typical year.25 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

88 Castleton Ave 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 78% of homes in San Mateo County
  • Among the highest price per square foot in Daly City 94015
  • Smaller than 96% of homes in Westlake
  • Has a smaller lot than 87% of homes in San Mateo County
  • Older than 75% of homes in Daly City 94015

What homes are worth in Daly City 94015

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

This home
$418K$1.5M

This home is worth more than 37% of homes in Daly City 94015.

How it measures up in Daly City 94015

The dot is this home. The mark in the middle is the typical home in Daly City 94015.

Estimated value$1,021,330
CheaperTypical $1,060,125Pricier

Pricier than 37% of homes nearby

Price per ft²$1087
CheaperTypical $745Pricier

Pricier than almost all homes nearby

Living area940 ft²
SmallerTypical 1,355 ft²Bigger

Bigger than 8% of homes nearby

Lot size3,400 ft²
SmallerTypical 3,485 ft²Bigger

Bigger than 43% of homes nearby

Year built1954
OlderTypical 1959Newer

Newer than 25% of homes nearby

How 88 Castleton Ave ranks against every home in each area.
MeasureThis homeWestlakeDaly City 94015San Mateo County
Estimated valuepricier than$1,021,33028% of homes37% of homes22% of homes
Price per ft²pricier than$108798% of homesalmost all homes62% of homes
Living areabigger than940 ft²4% of homes8% of homes8% of homes
Lot sizebigger than3,400 ft²53% of homes43% of homes13% of homes
Year builtnewer than195441% of homes25% of homes40% of homes

About 88 Castleton Ave

How much is 88 Castleton Ave, Daly City, CA worth?

The TopHap Estimate for 88 Castleton Ave, Daly City, CA is $1,021,330 as of Sep 24, 2026. The likely range is $968,955 to $1,073,705. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 88 Castleton Ave, Daly City, CA last sell?

88 Castleton Ave, Daly City, CA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 88 Castleton Ave, Daly City, CA?

88 Castleton Ave, Daly City, CA has 2 bedrooms, 1 bathrooms, 940 square feet of living space and a 0.08-acre lot.

When was 88 Castleton Ave, Daly City, CA built?

88 Castleton Ave, Daly City, CA was built in 1954, making it 72 years old. The building has 1 story.

What schools serve 88 Castleton Ave, Daly City, CA?

88 Castleton Ave, Daly City, CA is assigned to Marjorie H. Tobias Elementary School (elementary), rated A+; Benjamin Franklin Intermediate School (middle), rated C; Westmoor High School (high), rated B. All sit in Jefferson Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 88 Castleton Ave, Daly City, CA compare to other homes in Daly City 94015?

Among the 14,558 homes in Daly City 94015, it is worth more than 37% of them ($1,021,330 against a typical $1,060,125), its price per square foot is higher than almost all of them ($1087 against a typical $745), it is bigger than 8% of them (940 ft² against a typical 1,355 ft²), its lot is bigger than 43% of them (3,400 ft² against a typical 3,485 ft²) and it is newer than 25% of them (1954 against a typical 1959). Measured against all of San Mateo County, it is worth more than 22% 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 88 Castleton Ave, Daly City, CA?

The 2025 property tax bill for 88 Castleton Ave, Daly City, CA was $5,152. The county assessed it at $395,327.

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