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Single Family ResidenceResidential
$3,302,776$1,237 / 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 Jul 14, 2026
Last sold for $1,520,000 on Jun 22, 2005

89 RALSTON RANCH RD

BELMONT, CA 94002
3
Beds
2.5
Baths
2,670 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.
0.31 ac
Lot SizeThe size of the land the home sits on, from county records.
1997
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
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

$3.3M
$3M low$3.6M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,520,000 · Jun 22, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$26,155 (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.$2,161,110 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,080,555
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,080,555
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,118,736
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,216,430

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.0.31
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, Attached
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
Fox Elementary SchoolA+
Elementary · Grades KG–5 · 0.2 mi
M
Ralston Middle SchoolA+
Middle · Grades 6–8 · 0.7 mi
H
Carlmont High SchoolA+
High · Grades 9–12 · 2.1 mi

District: Sequoia Union High School District

Neighborhood · ZIP 94002These 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.91
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 100.598

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.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.1%
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.27,900
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,367 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$172,695
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$212,627
Average tempThe average temperature here across a full year.58°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

89 Ralston Ranch Rd 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 97% of homes in Plateau-Skymont
  • Costs more per square foot than 75% of homes in San Mateo County
  • Bigger than 88% of homes in Belmont 94002
  • Has a bigger lot than 94% of homes in Plateau-Skymont
  • Newer than 95% of homes in Belmont 94002

What homes are worth in Belmont 94002

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

This home
$744K$3.7M

This home is worth more than 95% of homes in Belmont 94002.

How it measures up in Belmont 94002

The dot is this home. The mark in the middle is the typical home in Belmont 94002.

Estimated value$3,302,776
CheaperTypical $2,105,474Pricier

Pricier than 95% of homes nearby

Price per ft²$1237
CheaperTypical $1181Pricier

Pricier than 59% of homes nearby

Living area2,670 ft²
SmallerTypical 1,820 ft²Bigger

Bigger than 88% of homes nearby

Lot size0.31 ac
SmallerTypical 0.16 acBigger

Bigger than 85% of homes nearby

Year built1997
OlderTypical 1959Newer

Newer than 95% of homes nearby

How 89 Ralston Ranch Rd ranks against every home in each area.
MeasureThis homePlateau-SkymontBelmont 94002San Mateo County
Estimated valuepricier than$3,302,77697% of homes95% of homes90% of homes
Price per ft²pricier than$123761% of homes59% of homes75% of homes
Living areabigger than2,670 ft²87% of homes88% of homes85% of homes
Lot sizebigger than0.31 ac94% of homes85% of homes79% of homes
Year builtnewer than199794% of homes95% of homes92% of homes

About 89 Ralston Ranch Rd

How much is 89 Ralston Ranch Rd, Belmont, CA worth?

The TopHap Estimate for 89 Ralston Ranch Rd, Belmont, CA is $3,302,776 as of Jul 14, 2026. The likely range is $3,043,704 to $3,561,848. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 89 Ralston Ranch Rd, Belmont, CA last sell?

89 Ralston Ranch Rd, Belmont, CA last sold on Jun 22, 2005 for $1,520,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 89 Ralston Ranch Rd, Belmont, CA?

89 Ralston Ranch Rd, Belmont, CA has 3 bedrooms, 2.5 bathrooms, 2,670 square feet of living space and a 0.31-acre lot.

When was 89 Ralston Ranch Rd, Belmont, CA built?

89 Ralston Ranch Rd, Belmont, CA was built in 1997, making it 29 years old. The building has 2 stories.

What schools serve 89 Ralston Ranch Rd, Belmont, CA?

89 Ralston Ranch Rd, Belmont, CA is assigned to Fox Elementary School (elementary), rated A+; Ralston Middle School (middle), rated A+; Carlmont High School (high), rated A+. All sit in Sequoia Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 89 Ralston Ranch Rd, Belmont, CA compare to other homes in Belmont 94002?

Among the 7,604 homes in Belmont 94002, it is worth more than 95% of them ($3,302,776 against a typical $2,105,474), its price per square foot is higher than 59% of them ($1237 against a typical $1181), it is bigger than 88% of them (2,670 ft² against a typical 1,820 ft²), its lot is bigger than 85% of them (0.31 ac against a typical 0.16 ac) and it is newer than 95% of them (1997 against a typical 1959). Measured against all of San Mateo County, it is worth more than 90% 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 89 Ralston Ranch Rd, Belmont, CA?

The 2025 property tax bill for 89 Ralston Ranch Rd, Belmont, CA was $26,155. The county assessed it at $2,161,110.

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