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Single Family ResidenceResidential
$1,052,935$829 / 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 92How 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

139 MARIPOSA AVE

DALY CITY, CA 94015
3
Beds
2
Baths
1,270 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.
3,314 ft²
Lot SizeThe size of the land the home sits on, from county records.
1959
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
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

$1.1M
$965K low$1.1M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,854 (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.$329,542 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$129,421
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$200,121
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$323,082
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,004,310

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Traditional/Old
CountySAN MATEO
Lot (acres)The size of the land the home sits on, from county records.0.08
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
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(2)

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.

H
Westmoor High SchoolB+
High · Grades 9–12 · 0.3 mi
E
Thomas Edison Elementary SchoolB+
Elementary · Grades KG–5 · 0.3 mi
M
Fernando Rivera Intermediate SchoolB
Middle · Grades 6–8 · 0.3 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

139 Mariposa 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 77% of homes in San Mateo County
  • Costs more per square foot than 74% of homes in St. Francis
  • Smaller than 70% of homes in San Mateo County
  • Has a smaller lot than 89% of homes in San Mateo County

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
$413K$1.5M

This home is worth more than 42% 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$1,052,935
CheaperTypical $1,077,142Pricier

Pricier than 42% of homes nearby

Price per ft²$829
CheaperTypical $748Pricier

Pricier than 68% of homes nearby

Living area1,270 ft²
SmallerTypical 1,350 ft²Bigger

Bigger than 42% of homes nearby

Lot size3,314 ft²
SmallerTypical 3,485 ft²Bigger

Bigger than 25% of homes nearby

Year built1959
OlderTypical 1959Newer

Newer than 52% of homes nearby

How 139 Mariposa Ave ranks against every home in each area.
MeasureThis homeSt. FrancisDaly City 94015San Mateo County
Estimated valuepricier than$1,052,93532% of homes42% of homes23% of homes
Price per ft²pricier than$82974% of homes68% of homes33% of homes
Living areabigger than1,270 ft²32% of homes42% of homes30% of homes
Lot sizebigger than3,314 ft²28% of homes25% of homes11% of homes
Year builtnewer than195959% of homes52% of homes52% of homes

About 139 Mariposa Ave

How much is 139 Mariposa Ave, Daly City, CA worth?

The TopHap Estimate for 139 Mariposa Ave, Daly City, CA is $1,052,935 as of Oct 21, 2026. The likely range is $964,616 to $1,141,254. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 139 Mariposa Ave, Daly City, CA last sell?

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

How big is 139 Mariposa Ave, Daly City, CA?

139 Mariposa Ave, Daly City, CA has 3 bedrooms, 2 bathrooms, 1,270 square feet of living space and a 0.08-acre lot.

When was 139 Mariposa Ave, Daly City, CA built?

139 Mariposa Ave, Daly City, CA was built in 1959, making it 67 years old. It is a traditional/old home. The building has 1 story.

What schools serve 139 Mariposa Ave, Daly City, CA?

139 Mariposa Ave, Daly City, CA is assigned to Westmoor High School (high), rated B+; Thomas Edison Elementary School (elementary), rated B+; Fernando Rivera Intermediate School (middle), rated B. All sit in Jefferson Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 139 Mariposa 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 42% of them ($1,052,935 against a typical $1,077,142), its price per square foot is higher than 68% of them ($829 against a typical $748), it is bigger than 42% of them (1,270 ft² against a typical 1,350 ft²), its lot is bigger than 25% of them (3,314 ft² against a typical 3,485 ft²) and it is newer than 52% of them (1959 against a typical 1959). Measured against all of San Mateo County, it is worth more than 23% 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 139 Mariposa Ave, Daly City, CA?

The 2025 property tax bill for 139 Mariposa Ave, Daly City, CA was $4,854. The county assessed it at $329,542.

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