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CondominiumResidential
Last sold for $425,000 on Mar 28, 2003

11 HAYWARD AVE

SAN MATEO, CA 94401
0.51 ac
Lot SizeThe size of the land the home sits on, from county records.
1979
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.
Built 197920 units1,530–1,530 ft²
$19M
All units combinedThe sum of our current value estimates for every unit in the building — roughly what the whole building's homes are worth together.
$1M
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$668
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

+16.4%vs the San Mateo ZIP median sale $/ft² ($574)

Sales Performance

$1.2M
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
+5.7%
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
2
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
10.0%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+4.4%per yeartypical hold 7.4 yrsfrom 39 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
19881992199920042013201820222026
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
19881992199920042013201820222026

62 arms-length sales on record for this building.

Unit Mix & Floor PlansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.

Every unit: size vs estimated valueEvery unit in the building as one dot: across is its size, up is our current value estimate, and color is its bedroom count. Vertical columns of dots are recurring floor plans; the height spread within a column shows how much floor, view and condition move prices for the same layout.
$910K$1.1M$1.2M$1.4M1,530 ft²1,530 ft²1,530 ft²1,530 ft²1,530 ft²1,530 ft²
2 bd
2 bed
20 units
Recurring floor plansThe building's recurring floor plans, found by grouping units with identical beds, baths and square footage in county records. Larger groups are the building's standard layouts; leftover units have one-off sizes.
2 bd · 2 ba · 1,530 ft²
16 units
2 bd · 2.5 ba · 1,530 ft²
4 units

Value DistributionHow the building's units spread across value ranges by our current estimates. A wide spread usually means big differences in size, floor or view.

$910K–$959K
6 units
$974K–$1M
3 units
$1M–$1.1M
2 units
$1.1M–$1.1M
3 units
$1.2M–$1.2M
1 unit
$1.2M–$1.2M
2 units
$1.4M–$1.4M
1 unit

Ownership & Financing

Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.60%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.55%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.9.2 yrs
Cash purchases (5 yrs)The share of purchases in the last 5 years with no mortgage recorded. High cash share is common in second-home and investor buildings.43%
Avg. loan-to-valueAverage current loan balance against unit value across the building. Low numbers mean owners hold lots of equity — a sign of financial stability.56%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$1,069,402
Median tax billThe middle annual property tax bill among the building's units.$10,809
Pre-foreclosure noticesUnits with an active pre-foreclosure or foreclosure notice on file.0

Recent SalesThe latest recorded arms-length sales in the building, newest first.

Unit 16Jul 2, 2026$1,400,000Unit 9Jun 12, 2026$925,000Unit 1Apr 10, 2025$1,100,000Unit 13Oct 17, 2024$1,350,000Unit 15Oct 6, 2023$970,000Unit 12May 19, 2023$920,000Unit 14Mar 28, 2022$1,250,000Unit 14Mar 17, 2021$937,000Unit 20Dec 29, 2020$1,000,000Unit 3003Feb 20, 2019$1,125,000

Values are TopHap estimates, not appraisals. Sales, ownership and tax figures come from recorded county documents via ATTOM and can lag by several weeks.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,557 (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.$612,214 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$300,333
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$311,881
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$600,211
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$888,120

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
Lot (acres)The size of the land the home sits on, from county records.0.51
HeatingThe type of heating system 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.Carport (Unspecified)
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.

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

E
Sunnybrae Elementary SchoolD-
Elementary · Grades KG–5 · 0.5 mi
M
Borel Middle SchoolB
Middle · Grades 6–8 · 0.6 mi
H
Aragon High SchoolA
High · Grades 9–12 · 0.8 mi

District: San Mateo-Foster City Elementary School District

Neighborhood · ZIP 94401These 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.105
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.84
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.537

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.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.32,992
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,021 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$113,608
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$152,157
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.20 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.66%

All UnitsEvery property record the county has at this street address, such as the units in a condo building. Prices shown are our estimates, not asking prices.

11 Hayward Ave
2 bd · 2 ba · 1,530 ft²
$998K
11 Hayward Ave
2 bd · 2 ba · 1,530 ft²
$1.1M
11 Hayward Ave # 2
2 bd · 2 ba · 1,530 ft²
$910K
11 Hayward Ave # 3
2 bd · 2.5 ba · 1,530 ft²
$1.1M
11 Hayward Ave # 4
2 bd · 2.5 ba · 1,530 ft²
$931K
11 Hayward Ave # 5
2 bd · 2.5 ba · 1,530 ft²
$1M
11 Hayward Ave # 7
2 bd · 2 ba · 1,530 ft²
$982K
11 Hayward Ave # 8
2 bd · 2 ba · 1,530 ft²
$1.1M
11 Hayward Ave # 9
2 bd · 2 ba · 1,530 ft²
$931K
11 Hayward Ave # 12
2 bd · 2 ba · 1,530 ft²
$959K
11 Hayward Ave # 13
2 bd · 2 ba · 1,530 ft²
$1.2M
11 Hayward Ave # 14
2 bd · 2 ba · 1,530 ft²
$1.2M
11 Hayward Ave # 15
2 bd · 2 ba · 1,530 ft²
$1M
11 Hayward Ave # 16
2 bd · 2 ba · 1,530 ft²
$1.4M
11 Hayward Ave # 18
2 bd · 2 ba · 1,530 ft²
11 Hayward Ave # 19
2 bd · 2 ba · 1,530 ft²
$974K
11 Hayward Ave # 20
2 bd · 2 ba · 1,530 ft²
$1.1M
11 Hayward Ave # 21
2 bd · 2 ba · 1,530 ft²
$928K
11 Hayward Ave # 1006
2 bd · 2.5 ba · 1,530 ft²
$927K
11 Hayward Ave # 2001
2 bd · 2 ba · 1,530 ft²
11 Hayward Ave # 3003
2 bd · 2 ba · 1,530 ft²
$1.2M

Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

About 11 Hayward Ave

How many units are in 11 Hayward Ave, San Mateo, CA?

11 Hayward Ave, San Mateo, CA has 20 residential units across built in 1979, according to county assessor records.

What is a unit at 11 Hayward Ave, San Mateo, CA worth?

The median TopHap Estimate across the 20 units at 11 Hayward Ave, San Mateo, CA is $1,022,568. That works out to $668 per square foot. Units run from 1,530 to 1,530 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 11 Hayward Ave, San Mateo, CA expensive for San Mateo?

Units at 11 Hayward Ave, San Mateo, CA carry a median of $668 per square foot, 16% above the San Mateo median of $574 per square foot.

How often do units sell at 11 Hayward Ave, San Mateo, CA?

2 units at 11 Hayward Ave, San Mateo, CA sold in the last 12 months, out of 62 recorded arms-length sales all time. That is a turnover rate of 10.0% of the building per year. The median sale over that period was $1.2M.

Have units at 11 Hayward Ave, San Mateo, CA appreciated?

Across 39 repeat sales of the same unit, 11 Hayward Ave, San Mateo, CA returned a median 4.4% per year. Because each pair is the same unit bought and sold, the figure is not distorted by which units traded. The median owner held for 7.4 years.

What floor plans does 11 Hayward Ave, San Mateo, CA have?

The most common plan at 11 Hayward Ave, San Mateo, CA is a 2-bedroom of 1,530 square feet, repeated 16 times, with a median estimate of $1,043,496. TopHap identifies 2 recurring plans in the building.

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