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Single Family ResidenceResidential
$3,148,381$1,769 / 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 97How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $3,600,000 on May 12, 2022

100 COSTA RICA AVE

BURLINGAME, CA 94010
3
Beds
2
Baths
1,780 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.
0.16 ac
Lot SizeThe size of the land the home sits on, from county records.
1940
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.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$3.1M
$3.1M low$3.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$3,600,000 · May 12, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$34,277 (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.$3,350,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$2,372,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$977,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$3,000,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,844,720

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.1 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.0.2 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
StyleThe architectural style of the home, such as ranch or colonial.Contemporary
CountySAN MATEO
Lot (acres)The size of the land the home sits on, from county records.0.16
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.Composition Shingle
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(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
Washington Elementary SchoolB
Elementary · Grades KG–5 · 0.7 mi
H
Burlingame High SchoolA+
High · Grades 9–12 · 0.7 mi
M
Burlingame Intermediate SchoolA+
Middle · Grades 6–8 · 2.4 mi

District: Burlingame Elementary School District

Neighborhood · ZIP 94010These 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.83
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.82
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.594

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.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.2%
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.41,614
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,432 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$190,697
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$259,055
Average tempThe average temperature here across a full year.57°F
Annual precipHow much rain and melted snow falls here in a typical year.30 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

100 Costa Rica 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 more than 89% of homes in San Mateo County
  • Costs more per square foot than 95% of homes in San Mateo County
  • Smaller than 73% of homes in Burlingame 94010
  • Has a smaller lot than 69% of homes in Burlingame Park
  • Older than 88% of homes in San Mateo County

What homes are worth in Burlingame 94010

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

This home
$916K$8M

This home is worth more than 47% of homes in Burlingame 94010.

How it measures up in Burlingame 94010

The dot is this home. The mark in the middle is the typical home in Burlingame 94010.

Estimated value$3,148,381
CheaperTypical $3,286,401Pricier

Pricier than 47% of homes nearby

Price per ft²$1769
CheaperTypical $1441Pricier

Pricier than 88% of homes nearby

Living area1,780 ft²
SmallerTypical 2,510 ft²Bigger

Bigger than 27% of homes nearby

Lot size0.16 ac
SmallerTypical 0.22 acBigger

Bigger than 37% of homes nearby

Year built1940
OlderTypical 1953Newer

Newer than 34% of homes nearby

How 100 Costa Rica Ave ranks against every home in each area.
MeasureThis homeBurlingame ParkBurlingame 94010San Mateo County
Estimated valuepricier than$3,148,38153% of homes47% of homes89% of homes
Price per ft²pricier than$176993% of homes88% of homes95% of homes
Living areabigger than1,780 ft²37% of homes27% of homes58% of homes
Lot sizebigger than0.16 ac31% of homes37% of homes59% of homes
Year builtnewer than194055% of homes34% of homes12% of homes

About 100 Costa Rica Ave

How much is 100 Costa Rica Ave, Burlingame, CA worth?

The TopHap Estimate for 100 Costa Rica Ave, Burlingame, CA is $3,148,381 as of Jul 14, 2026. The likely range is $3,051,862 to $3,244,900. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 100 Costa Rica Ave, Burlingame, CA last sell?

100 Costa Rica Ave, Burlingame, CA last sold on May 12, 2022 for $3,600,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 100 Costa Rica Ave, Burlingame, CA?

100 Costa Rica Ave, Burlingame, CA has 3 bedrooms, 2 bathrooms, 1,780 square feet of living space and a 0.16-acre lot.

When was 100 Costa Rica Ave, Burlingame, CA built?

100 Costa Rica Ave, Burlingame, CA was built in 1940, making it 86 years old. It is a contemporary home. The building has 1 story.

What schools serve 100 Costa Rica Ave, Burlingame, CA?

100 Costa Rica Ave, Burlingame, CA is assigned to Washington Elementary School (elementary), rated B; Burlingame High School (high), rated A+; Burlingame Intermediate School (middle), rated A+. All sit in Burlingame Elementary School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 100 Costa Rica Ave, Burlingame, CA compare to other homes in Burlingame 94010?

Among the 12,201 homes in Burlingame 94010, it is worth more than 47% of them ($3,148,381 against a typical $3,286,401), its price per square foot is higher than 88% of them ($1769 against a typical $1441), it is bigger than 27% of them (1,780 ft² against a typical 2,510 ft²), its lot is bigger than 37% of them (0.16 ac against a typical 0.22 ac) and it is newer than 34% of them (1940 against a typical 1953). Measured against all of San Mateo County, it is worth more than 89% 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 100 Costa Rica Ave, Burlingame, CA?

The 2025 property tax bill for 100 Costa Rica Ave, Burlingame, CA was $34,277. The county assessed it at $3,350,000.

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