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CondominiumResidential
$1,072,146$726 / 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 94How 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 $1,040,000 on Aug 21, 2023

230 WESTMINSTER AVE

WATERTOWN, MA 02472
3
Beds
2.5
Baths
1,476 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
2019
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.

Valuation

$1.1M
$1M low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,040,000 · Aug 21, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,648 (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.$997,300 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$997,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,107,320

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.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(10)

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
E
J. R. Lowell Elementary SchoolA-
Elementary · Grades KG–5 · 0.3 mi
H
Watertown High SchoolB-
High · Grades 9–12 · 0.8 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

230 Westminster 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.

  • Worth more than 82% of homes in Watertown West End
  • Costs more per square foot than 90% of homes in Watertown 02472
  • Smaller than 66% of homes in Middlesex County
  • Has a smaller lot than 79% of homes in Middlesex County
  • Among the newest homes in Watertown West End

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
$374K$1.7M

This home is worth more than 80% 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$1,072,146
CheaperTypical $816,629Pricier

Pricier than 80% of homes nearby

Price per ft²$726
CheaperTypical $587Pricier

Pricier than 90% of homes nearby

Living area1,476 ft²
SmallerTypical 1,724 ft²Bigger

Bigger than 40% of homes nearby

Lot size0.13 ac
SmallerTypical 0.14 acBigger

Bigger than 46% of homes nearby

Year built2019
OlderTypical 1930Newer

Newer than almost all homes nearby

How 230 Westminster Ave ranks against every home in each area.
MeasureThis homeWatertown West EndWatertown 02472Middlesex County
Estimated valuepricier than$1,072,14682% of homes80% of homes74% of homes
Price per ft²pricier than$72689% of homes90% of homes88% of homes
Living areabigger than1,476 ft²44% of homes40% of homes34% of homes
Lot sizebigger than0.13 ac47% of homes46% of homes21% of homes
Year builtnewer than2019almost all homesalmost all homes98% of homes

About 230 Westminster Ave

How much is 230 Westminster Ave, Watertown, MA worth?

The TopHap Estimate for 230 Westminster Ave, Watertown, MA is $1,072,146 as of Aug 30, 2026. The likely range is $1,004,757 to $1,139,535. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 230 Westminster Ave, Watertown, MA last sell?

230 Westminster Ave, Watertown, MA last sold on Aug 21, 2023 for $1,040,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 230 Westminster Ave, Watertown, MA?

230 Westminster Ave, Watertown, MA has 3 bedrooms, 2.5 bathrooms and 1,476 square feet of living space.

When was 230 Westminster Ave, Watertown, MA built?

230 Westminster Ave, Watertown, MA was built in 2019, making it 7 years old. The building has 2 stories.

What schools serve 230 Westminster Ave, Watertown, MA?

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

How does 230 Westminster Ave, Watertown, MA compare to other homes in Watertown 02472?

Among the 10,041 homes in Watertown 02472, it is worth more than 80% of them ($1,072,146 against a typical $816,629), its price per square foot is higher than 90% of them ($726 against a typical $587), it is bigger than 40% of them (1,476 ft² against a typical 1,724 ft²), its lot is bigger than 46% of them (0.13 ac against a typical 0.14 ac) and it is newer than almost all of them (2019 against a typical 1930). Measured against all of Middlesex County, it is worth more than 74% 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 230 Westminster Ave, Watertown, MA?

The 2025 property tax bill for 230 Westminster Ave, Watertown, MA was $11,648. The county assessed it at $997,300.

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