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CondominiumResidential

707 Fathom Dr

SAN MATEO, CA 94404
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
1968
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
Built 19682 floors24 units412–1,001 ft²
$12M
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.
$509K
Median unit valueThe middle unit value in this building by our estimate: half the units are worth more, half less.
$798
Median $/ft²The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.

-1.4%vs the San Mateo ZIP median sale $/ft² ($809)

Sales Performance

$485K
Median sale (12 mo)The middle sale price among this building's units that sold in the last 12 months, from recorded deeds.
+0.0%
1-yr changeHow the building's median sale price over the last 12 months compares with the 12 months before that.
1
Sales (12 mo)Units in this building that sold in the last 12 months, from recorded arms-length deeds.
4.2%
Turnover (12 mo)The share of units that changed hands in the last 12 months. Around 4–6% a year is typical; much higher can signal investor churn or a wave of exits.
This building's own appreciationThe building's own appreciation: for every unit that sold twice (held over a year), we compute its yearly price change between the two sales and take the middle value. This is the cleanest read on how this specific building performs, because it compares each unit to itself.
+5.7%per yeartypical hold 8.7 yrsfrom 35 same-unit resales
Median sale price (yearly, all time)Every recorded arms-length sale in the building since records begin, grouped by year: the bars count sales and the line tracks the median price paid.MedianSales
19881992199920032006201220212026
Sale price per ft² (yearly, all time)The middle price per square foot across the building's units, by our current estimates. Useful for comparing units of different sizes.$/ft²
19881992199920032006201220212026

59 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.
$340K$482K$624K$767K412 ft²530 ft²648 ft²765 ft²883 ft²1,001 ft²
Studio1 bd2 bd
Studio
7 units
1 bed
7 units
2 bed
10 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 · 1,001 ft²
6 units
Studio · 1 ba · 519 ft²
4 units
1 bd · 1 ba · 702 ft²
3 units
2 bd · 1 ba · 519 ft²
2 units
Studio · 1 ba · 702 ft²
2 units
2 bd · 1 ba · 702 ft²
2 units
1 bd · 1 ba · 706 ft²
2 units
One-off layouts
3 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.

$340K–$340K
1 unit
$438K–$438K
1 unit
$454K–$490K
8 units
$502K–$517K
2 units
$557K–$564K
2 units
$608K–$647K
3 units
$664K–$666K
2 units
$725K–$767K
3 units

Value by Floor & LineAverage estimated price per square foot by floor range, using unit numbers to infer floors. Higher floors usually price higher — the gap shows how much the view is worth here.

Floor 1
$864/ft²
Floor 2
$745/ft²

Ownership & Financing

Owner-occupiedThe share of units where the owner lives in the unit, per county records. The rest are second homes or rentals.50%
Company-ownedUnits owned through an LLC, trust, or other company — a rough proxy for investor ownership.38%
Typical owner tenureThe middle number of years since each unit last changed hands — how long the current owners have been in place.14.8 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.80%
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.60%
Median owner equityThe middle dollar amount of equity (value minus loans) unit owners hold in this building.$548,000
Median tax billThe middle annual property tax bill among the building's units.$7,676
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 212Jun 30, 2026$485,000Unit 102Aug 4, 2025$485,000Unit 109Jun 10, 2024$499,000Unit 209Feb 7, 2024$572,000Unit 102Jun 6, 2023$490,000Unit 203Oct 27, 2021$589,000Unit 205Sep 10, 2021$850,000Unit 206Jan 22, 2021$580,000Unit 111Mar 13, 2018$450,000Unit 108Oct 25, 2017$450,000

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

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.0.28
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

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

M
Bayside AcademyB
Middle · Grades KG–8 · 0.5 mi
E
LEAD Elementary SchoolD-
Elementary · Grades KG–5 · 0.9 mi
H
Aragon High SchoolA
High · Grades 9–12 · 2.5 mi

District: San Mateo-Foster City Elementary School District

Neighborhood · ZIP 94404These 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.78
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.469

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.3%
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.34,562
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,017 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$165,214
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$197,174
Average tempThe average temperature here across a full year.58°F
Annual precipHow much rain and melted snow falls here in a typical year.18 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.

707 Fathom Dr # 101
1 ba · 519 ft²
$473K
707 Fathom Dr # 102
2 bd · 1 ba · 519 ft²
$466K
707 Fathom Dr # 103
1 ba · 519 ft²
$481K
707 Fathom Dr # 104
2 bd · 2 ba · 1,001 ft²
$664K
707 Fathom Dr # 105
2 bd · 2 ba · 1,001 ft²
$725K
707 Fathom Dr # 106
1 ba · 519 ft²
707 Fathom Dr # 107
1 bd · 1 ba · 519 ft²
$470K
707 Fathom Dr # 108
2 bd · 1 ba · 519 ft²
$438K
707 Fathom Dr # 109
1 ba · 519 ft²
$454K
707 Fathom Dr # 110
2 bd · 2 ba · 1,001 ft²
$760K
707 Fathom Dr # 111
1 bd · 1 ba · 412 ft²
$466K
707 Fathom Dr # 112
1 bd · 1 ba · 706 ft²
$608K
707 Fathom Dr # 201
2 bd · 1 ba · 702 ft²
$610K
707 Fathom Dr # 202
1 bd · 1 ba · 702 ft²
$564K
707 Fathom Dr # 203
2 bd · 1 ba · 702 ft²
707 Fathom Dr # 204
2 bd · 2 ba · 1,001 ft²
$647K
707 Fathom Dr # 205
2 bd · 2 ba · 1,001 ft²
$767K
707 Fathom Dr # 206
1 bd · 1 ba · 702 ft²
$557K
707 Fathom Dr # 207
1 ba · 702 ft²
$502K
707 Fathom Dr # 208
1 bd · 1 ba · 702 ft²
$490K
707 Fathom Dr # 209
1 ba · 702 ft²
$517K
707 Fathom Dr # 210
2 bd · 2 ba · 1,001 ft²
$666K
707 Fathom Dr # 211
1 ba · 412 ft²
$340K
707 Fathom Dr # 212
1 bd · 1 ba · 706 ft²
$480K

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

About 707 Fathom Dr

How many units are in 707 Fathom Dr, San Mateo, CA?

707 Fathom Dr, San Mateo, CA has 24 residential units across 2 floors, built in 1968, according to county assessor records.

What is a unit at 707 Fathom Dr, San Mateo, CA worth?

The median TopHap Estimate across the 24 units at 707 Fathom Dr, San Mateo, CA is $509,330. That works out to $798 per square foot. Units run from 412 to 1,001 square feet. Estimates are modelled from recorded sales and assessments, not appraisals.

Is 707 Fathom Dr, San Mateo, CA expensive for San Mateo?

Units at 707 Fathom Dr, San Mateo, CA carry a median of $798 per square foot, 1% below the San Mateo median of $809 per square foot.

How often do units sell at 707 Fathom Dr, San Mateo, CA?

1 units at 707 Fathom Dr, San Mateo, CA sold in the last 12 months, out of 59 recorded arms-length sales all time. That is a turnover rate of 4.2% of the building per year. The median sale over that period was $485K.

Have units at 707 Fathom Dr, San Mateo, CA appreciated?

Across 35 repeat sales of the same unit, 707 Fathom Dr, San Mateo, CA returned a median 5.7% 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 8.7 years.

What floor plans does 707 Fathom Dr, San Mateo, CA have?

The most common plan at 707 Fathom Dr, San Mateo, CA is a 2-bedroom of 1,001 square feet, repeated 6 times, with a median estimate of $695,435. TopHap identifies 7 recurring plans in the building.

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