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Single Family ResidenceResidential
$2,633,010$800 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $1,130,000 on Mar 8, 2005

3245 COUNTRYSIDE DR

SAN MATEO, CA 94403
5
Beds
3.5
Baths
3,290 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1964
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
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

$2.6M
$2.5M low$2.8M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,130,000 · Mar 8, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$31,690 (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.$2,643,166 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,723,805
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$919,361
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,591,341
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,916,360

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.0.18
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.Yes

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.

Foreclosure Filings(8)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Hillsdale High SchoolA
High · Grades 9–12 · 0.7 mi
M
Borel Middle SchoolA-
Middle · Grades 6–8 · 1.3 mi
E
Highlands Elementary SchoolB
Elementary · Grades KG–5 · 1.5 mi

District: San Mateo Union High School District

Neighborhood · ZIP 94403These 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.104
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 100.516

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.96%
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.7.9%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.43,216
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,529 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$160,514
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$196,016
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.21 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

3245 Countryside 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 more than 93% of homes in San Mateo 94403
  • Costs less per square foot than 96% of homes in Laurelwood & Sugarloaf
  • Bigger than 97% of homes in San Mateo 94403
  • Has a bigger lot than 69% of homes in San Mateo 94403
  • Older than 78% of homes in Laurelwood & Sugarloaf

What homes are worth in San Mateo 94403

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

This home
$569K$3M

This home is worth more than 93% of homes in San Mateo 94403.

How it measures up in San Mateo 94403

The dot is this home. The mark in the middle is the typical home in San Mateo 94403.

Estimated value$2,633,010
CheaperTypical $1,721,021Pricier

Pricier than 93% of homes nearby

Price per ft²$800
CheaperTypical $1080Pricier

Pricier than 14% of homes nearby

Living area3,290 ft²
SmallerTypical 1,540 ft²Bigger

Bigger than 97% of homes nearby

Lot size0.18 ac
SmallerTypical 0.14 acBigger

Bigger than 69% of homes nearby

Year built1964
OlderTypical 1955Newer

Newer than 71% of homes nearby

How 3245 Countryside Dr ranks against every home in each area.
MeasureThis homeLaurelwood & SugarloafSan Mateo 94403San Mateo County
Estimated valuepricier than$2,633,01086% of homes93% of homes81% of homes
Price per ft²pricier than$8004% of homes14% of homes30% of homes
Living areabigger than3,290 ft²90% of homes97% of homes92% of homes
Lot sizebigger than0.18 ac45% of homes69% of homes65% of homes
Year builtnewer than196422% of homes71% of homes60% of homes

About 3245 Countryside Dr

How much is 3245 Countryside Dr, San Mateo, CA worth?

The TopHap Estimate for 3245 Countryside Dr, San Mateo, CA is $2,633,010 as of Aug 30, 2026. The likely range is $2,459,042 to $2,806,978. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3245 Countryside Dr, San Mateo, CA last sell?

3245 Countryside Dr, San Mateo, CA last sold on Mar 8, 2005 for $1,130,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 3245 Countryside Dr, San Mateo, CA?

3245 Countryside Dr, San Mateo, CA has 5 bedrooms, 3.5 bathrooms, 3,290 square feet of living space and a 0.18-acre lot.

When was 3245 Countryside Dr, San Mateo, CA built?

3245 Countryside Dr, San Mateo, CA was built in 1964, making it 62 years old. The building has 2 stories.

What schools serve 3245 Countryside Dr, San Mateo, CA?

3245 Countryside Dr, San Mateo, CA is assigned to Hillsdale High School (high), rated A; Borel Middle School (middle), rated A-; Highlands Elementary School (elementary), rated B. All sit in San Mateo Union High School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3245 Countryside Dr, San Mateo, CA compare to other homes in San Mateo 94403?

Among the 11,697 homes in San Mateo 94403, it is worth more than 93% of them ($2,633,010 against a typical $1,721,021), its price per square foot is higher than 14% of them ($800 against a typical $1080), it is bigger than 97% of them (3,290 ft² against a typical 1,540 ft²), its lot is bigger than 69% of them (0.18 ac against a typical 0.14 ac) and it is newer than 71% of them (1964 against a typical 1955). Measured against all of San Mateo County, it is worth more than 81% 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 3245 Countryside Dr, San Mateo, CA?

The 2025 property tax bill for 3245 Countryside Dr, San Mateo, CA was $31,690. The county assessed it at $2,643,166.

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