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CondominiumResidential
$595,362$694 / 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 Sep 24, 2026
Last sold for $325,000 on Mar 17, 2010

3773 RADBURN DR

SOUTH SAN FRANCISCO, CA 94080
2
Beds
1
Baths
858 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.
0.77 ac
Lot SizeThe size of the land the home sits on, from county records.
1971
Year BuiltThe year the home was originally built, according to county records.
2
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$595K
$548K low$642K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$325,000 · Mar 17, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,118 (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.$427,890 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$128,363
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$299,527
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$419,501
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$620,910

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountySAN MATEO
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.1981
Lot (acres)The size of the land the home sits on, from county records.0.77
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

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.

M
Westborough Middle SchoolB
Middle · Grades 6–8 · 0.4 mi
E
Skyline Elementary SchoolA-
Elementary · Grades KG–5 · 0.6 mi
H
South San Francisco High SchoolA-
High · Grades 9–12 · 1.6 mi

District: South San Francisco Unified School District

Neighborhood · ZIP 94080These 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.84
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 100.615

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.9%
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.63,420
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,066 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$118,416
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$160,648
Average tempThe average temperature here across a full year.57°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.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

3773 Radburn 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.

  • Worth less than 97% of homes in South San Francisco 94080
  • Costs less per square foot than 83% of homes in San Mateo County
  • Smaller than 95% of homes in San Mateo County
  • Has a bigger lot than 90% of homes in South San Francisco 94080
  • Newer than 70% of homes in South San Francisco 94080

What homes are worth in South San Francisco 94080

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

This home
$551K$1.7M

This home is worth more than 3% of homes in South San Francisco 94080.

How it measures up in South San Francisco 94080

The dot is this home. The mark in the middle is the typical home in South San Francisco 94080.

Estimated value$595,362
CheaperTypical $1,098,848Pricier

Pricier than 3% of homes nearby

Price per ft²$694
CheaperTypical $748Pricier

Pricier than 38% of homes nearby

Living area858 ft²
SmallerTypical 1,454 ft²Bigger

Bigger than 6% of homes nearby

Lot size0.77 ac
SmallerTypical 0.11 acBigger

Bigger than 90% of homes nearby

Year built1971
OlderTypical 1956Newer

Newer than 70% of homes nearby

How 3773 Radburn Dr ranks against every home in each area.
MeasureThis homeWestboroughSouth San Francisco 94080San Mateo County
Estimated valuepricier than$595,3625% of homes3% of homes3% of homes
Price per ft²pricier than$69460% of homes38% of homes17% of homes
Living areabigger than858 ft²9% of homes6% of homes5% of homes
Lot sizebigger than0.77 ac74% of homes90% of homes86% of homes
Year builtnewer than197147% of homes70% of homes69% of homes

About 3773 Radburn Dr

How much is 3773 Radburn Dr, South San Francisco, CA worth?

The TopHap Estimate for 3773 Radburn Dr, South San Francisco, CA is $595,362 as of Sep 24, 2026. The likely range is $548,319 to $642,405. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3773 Radburn Dr, South San Francisco, CA last sell?

3773 Radburn Dr, South San Francisco, CA last sold on Mar 17, 2010 for $325,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 3773 Radburn Dr, South San Francisco, CA?

3773 Radburn Dr, South San Francisco, CA has 2 bedrooms, 1 bathrooms, 858 square feet of living space and a 0.77-acre lot.

When was 3773 Radburn Dr, South San Francisco, CA built?

3773 Radburn Dr, South San Francisco, CA was built in 1971, making it 55 years old. It is a condo/apartment home. The building has 2 stories.

What schools serve 3773 Radburn Dr, South San Francisco, CA?

3773 Radburn Dr, South San Francisco, CA is assigned to Westborough Middle School (middle), rated B; Skyline Elementary School (elementary), rated A-; South San Francisco High School (high), rated A-. All sit in South San Francisco Unified School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3773 Radburn Dr, South San Francisco, CA compare to other homes in South San Francisco 94080?

Among the 16,730 homes in South San Francisco 94080, it is worth more than 3% of them ($595,362 against a typical $1,098,848), its price per square foot is higher than 38% of them ($694 against a typical $748), it is bigger than 6% of them (858 ft² against a typical 1,454 ft²), its lot is bigger than 90% of them (0.77 ac against a typical 0.11 ac) and it is newer than 70% of them (1971 against a typical 1956). Measured against all of San Mateo County, it is worth more than 3% 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 3773 Radburn Dr, South San Francisco, CA?

The 2025 property tax bill for 3773 Radburn Dr, South San Francisco, CA was $5,118. The county assessed it at $427,890.

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