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CondominiumResidential
$855,794$538 / 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 89How 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 $850,000 on Jul 10, 2026

7 HARRIET AVE

BELMONT, MA 02478
4
Beds
2
Baths
1,592 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.
0.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1925
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$856K
$764K low$947K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$850,000 · Jul 10, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,397 (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.$825,000 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$825,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$890,530

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
CountyMIDDLESEX
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2004
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Hot Water
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(6)

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(2)

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

E
Daniel ButlerA+
Elementary · Grades KG–3 · 0.5 mi
M
Winthrop L Chenery Upper Elementary SchoolA+
Middle · Grades 4–6 · 0.6 mi
H
Belmont High SchoolA+
High · Grades 9–12 · 1.2 mi

District: Belmont School District

Neighborhood · ZIP 02478These 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.55
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 100.74

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.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.8%
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.27,636
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,959 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$162,650
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$213,185
Average tempThe average temperature here across a full year.49°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%

Owner Tools

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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

7 Harriet 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 less than 88% of homes in Belmont 02478
  • Costs less per square foot than 91% of homes in Belmont 02478
  • Smaller than 76% of homes in Belmont 02478
  • Has a smaller lot than 90% of homes in Belmont 02478
  • Older than 71% of homes in Middlesex County

What homes are worth in Belmont 02478

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

This home
$582K$3.5M

This home is worth more than 12% of homes in Belmont 02478.

How it measures up in Belmont 02478

The dot is this home. The mark in the middle is the typical home in Belmont 02478.

Estimated value$855,794
CheaperTypical $1,465,857Pricier

Pricier than 12% of homes nearby

Price per ft²$538
CheaperTypical $716Pricier

Pricier than 9% of homes nearby

Living area1,592 ft²
SmallerTypical 2,124 ft²Bigger

Bigger than 24% of homes nearby

Lot size0.1 ac
SmallerTypical 0.16 acBigger

Bigger than 10% of homes nearby

Year built1925
OlderTypical 1930Newer

Newer than 38% of homes nearby

How 7 Harriet Ave ranks against every home in each area.
MeasureThis homeBelmont 02478Middlesex County
Estimated valuepricier than$855,79412% of homes58% of homes
Price per ft²pricier than$5389% of homes66% of homes
Living areabigger than1,592 ft²24% of homes39% of homes
Lot sizebigger than0.1 ac10% of homes12% of homes
Year builtnewer than192538% of homes29% of homes

About 7 Harriet Ave

How much is 7 Harriet Ave, Belmont, MA worth?

The TopHap Estimate for 7 Harriet Ave, Belmont, MA is $855,794 as of Sep 24, 2026. The likely range is $764,433 to $947,155. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 7 Harriet Ave, Belmont, MA last sell?

7 Harriet Ave, Belmont, MA last sold on Jul 10, 2026 for $850,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 7 Harriet Ave, Belmont, MA?

7 Harriet Ave, Belmont, MA has 4 bedrooms, 2 bathrooms and 1,592 square feet of living space.

When was 7 Harriet Ave, Belmont, MA built?

7 Harriet Ave, Belmont, MA was built in 1925, making it 101 years old. It is a condo/apartment home. The building has 1 story.

What schools serve 7 Harriet Ave, Belmont, MA?

7 Harriet Ave, Belmont, MA is assigned to Daniel Butler (elementary), rated A+; Winthrop L Chenery Upper Elementary School (middle), rated A+; Belmont High School (high), rated A+. All sit in Belmont School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 7 Harriet Ave, Belmont, MA compare to other homes in Belmont 02478?

Among the 7,995 homes in Belmont 02478, it is worth more than 12% of them ($855,794 against a typical $1,465,857), its price per square foot is higher than 9% of them ($538 against a typical $716), it is bigger than 24% of them (1,592 ft² against a typical 2,124 ft²), its lot is bigger than 10% of them (0.1 ac against a typical 0.16 ac) and it is newer than 38% of them (1925 against a typical 1930). Measured against all of Middlesex County, it is worth more than 58% 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 7 Harriet Ave, Belmont, MA?

The 2025 property tax bill for 7 Harriet Ave, Belmont, MA was $9,397. The county assessed it at $825,000.

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