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Single Family ResidenceResidential
$1,249,371$684 / 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 88How 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 $1,180,000 on Dec 20, 2023

3 EMERSON ST

BELMONT, MA 02478
3
Beds
1.5
Baths
1,827 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1931
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
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

$1.2M
$1.1M low$1.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,180,000 · Dec 20, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,985 (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.$1,140,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$717,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$423,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,215,240

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.2 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Bungalow
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.20
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(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.

H
Belmont High SchoolA+
High · Grades 9–12 · 0.2 mi
E
Mary Lee BurbankA+
Elementary · Grades KG–3 · 0.3 mi
M
Winthrop L Chenery Upper Elementary SchoolA-
Middle · Grades 4–6 · 0.5 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%

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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

3 Emerson St 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 Middlesex County
  • Costs more per square foot than 85% of homes in Middlesex County
  • Smaller than 65% of homes in Belmont 02478
  • Has a bigger lot than 66% of homes in Belmont 02478
  • Older than 67% 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
$580K$3.5M

This home is worth more than 32% 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$1,249,371
CheaperTypical $1,473,338Pricier

Pricier than 32% of homes nearby

Price per ft²$684
CheaperTypical $725Pricier

Pricier than 37% of homes nearby

Living area1,827 ft²
SmallerTypical 2,112 ft²Bigger

Bigger than 35% of homes nearby

Lot size0.2 ac
SmallerTypical 0.16 acBigger

Bigger than 66% of homes nearby

Year built1931
OlderTypical 1930Newer

Newer than 56% of homes nearby

How 3 Emerson St ranks against every home in each area.
MeasureThis homeBelmont 02478Middlesex County
Estimated valuepricier than$1,249,37132% of homes82% of homes
Price per ft²pricier than$68437% of homes85% of homes
Living areabigger than1,827 ft²35% of homes50% of homes
Lot sizebigger than0.2 ac66% of homes34% of homes
Year builtnewer than193156% of homes33% of homes

About 3 Emerson St

How much is 3 Emerson St, Belmont, MA worth?

The TopHap Estimate for 3 Emerson St, Belmont, MA is $1,249,371 as of Aug 30, 2026. The likely range is $1,093,214 to $1,405,528. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3 Emerson St, Belmont, MA last sell?

3 Emerson St, Belmont, MA last sold on Dec 20, 2023 for $1,180,000, according to the county's recorded deed.

How big is 3 Emerson St, Belmont, MA?

3 Emerson St, Belmont, MA has 3 bedrooms, 1.5 bathrooms, 1,827 square feet of living space and a 0.20-acre lot.

When was 3 Emerson St, Belmont, MA built?

3 Emerson St, Belmont, MA was built in 1931, making it 95 years old. It is a bungalow home. The building has 2 stories.

What schools serve 3 Emerson St, Belmont, MA?

3 Emerson St, Belmont, MA is assigned to Belmont High School (high), rated A+; Mary Lee Burbank (elementary), rated A+; Winthrop L Chenery Upper Elementary School (middle), rated A-. All sit in Belmont School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 3 Emerson St, Belmont, MA compare to other homes in Belmont 02478?

Among the 7,995 homes in Belmont 02478, it is worth more than 32% of them ($1,249,371 against a typical $1,473,338), its price per square foot is higher than 37% of them ($684 against a typical $725), it is bigger than 35% of them (1,827 ft² against a typical 2,112 ft²), its lot is bigger than 66% of them (0.2 ac against a typical 0.16 ac) and it is newer than 56% of them (1931 against a typical 1930). Measured against all of Middlesex County, it is worth more than 82% 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 3 Emerson St, Belmont, MA?

The 2025 property tax bill for 3 Emerson St, Belmont, MA was $12,985. The county assessed it at $1,140,000.

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