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CondominiumResidential
$890,546$552 / 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 Sep 24, 2026
Last sold for $749,000 on Aug 18, 2020

121 WHITES AVE

WATERTOWN, MA 02472
2
Beds
3
Baths
1,614 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1988
Year BuiltThe year the home was originally built, according to county records.
2
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$891K
$825K low$956K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$749,000 · Aug 18, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,432 (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.$807,500 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$807,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$898,130

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountyMIDDLESEX
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.Asphalt
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.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(3)

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.

M
Watertown Middle SchoolB-
Middle · Grades 6–8 · 0.3 mi
H
Watertown High SchoolB-
High · Grades 9–12 · 0.4 mi
E
J. R. Lowell Elementary SchoolA-
Elementary · Grades KG–5 · 0.4 mi

District: Watertown School District

Neighborhood · ZIP 02472These 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.112
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.71

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.6.6%
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.35,928
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,689 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$115,227
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$149,103
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.47 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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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

121 Whites 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.

  • Costs less per square foot than 69% of homes in Watertown West End
  • Has a smaller lot than 85% of homes in Middlesex County
  • Newer than 90% of homes in Watertown 02472

What homes are worth in Watertown 02472

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

This home
$376K$1.9M

This home is worth more than 59% of homes in Watertown 02472.

How it measures up in Watertown 02472

The dot is this home. The mark in the middle is the typical home in Watertown 02472.

Estimated value$890,546
CheaperTypical $830,867Pricier

Pricier than 59% of homes nearby

Price per ft²$552
CheaperTypical $592Pricier

Pricier than 35% of homes nearby

Living area1,614 ft²
SmallerTypical 1,713 ft²Bigger

Bigger than 46% of homes nearby

Lot size0.11 ac
SmallerTypical 0.14 acBigger

Bigger than 23% of homes nearby

Year built1988
OlderTypical 1930Newer

Newer than 90% of homes nearby

How 121 Whites Ave ranks against every home in each area.
MeasureThis homeWatertown West EndWatertown 02472Middlesex County
Estimated valuepricier than$890,54659% of homes59% of homes62% of homes
Price per ft²pricier than$55231% of homes35% of homes69% of homes
Living areabigger than1,614 ft²51% of homes46% of homes40% of homes
Lot sizebigger than0.11 ac21% of homes23% of homes15% of homes
Year builtnewer than198888% of homes90% of homes80% of homes

About 121 Whites Ave

How much is 121 Whites Ave, Watertown, MA worth?

The TopHap Estimate for 121 Whites Ave, Watertown, MA is $890,546 as of Sep 24, 2026. The likely range is $824,701 to $956,391. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 121 Whites Ave, Watertown, MA last sell?

121 Whites Ave, Watertown, MA last sold on Aug 18, 2020 for $749,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 121 Whites Ave, Watertown, MA?

121 Whites Ave, Watertown, MA has 2 bedrooms, 3 bathrooms and 1,614 square feet of living space.

When was 121 Whites Ave, Watertown, MA built?

121 Whites Ave, Watertown, MA was built in 1988, making it 38 years old. The building has 2 stories.

What schools serve 121 Whites Ave, Watertown, MA?

121 Whites Ave, Watertown, MA is assigned to Watertown Middle School (middle), rated B-; Watertown High School (high), rated B-; J. R. Lowell Elementary School (elementary), rated A-. All sit in Watertown School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 121 Whites Ave, Watertown, MA compare to other homes in Watertown 02472?

Among the 10,041 homes in Watertown 02472, it is worth more than 59% of them ($890,546 against a typical $830,867), its price per square foot is higher than 35% of them ($552 against a typical $592), it is bigger than 46% of them (1,614 ft² against a typical 1,713 ft²), its lot is bigger than 23% of them (0.11 ac against a typical 0.14 ac) and it is newer than 90% of them (1988 against a typical 1930). Measured against all of Middlesex County, it is worth more than 62% 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 121 Whites Ave, Watertown, MA?

The 2025 property tax bill for 121 Whites Ave, Watertown, MA was $9,432. The county assessed it at $807,500.

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