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Duplex (2 Units, Any Combination)Residential

27 KING ST

BELMONT, MA 02478
5
Beds
2
Baths
2,829 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.
1926
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
13
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
2
ParkingThe number of parking spaces on the property, including the garage.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,443 (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.$1,268,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$576,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$692,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,169,391

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Duplex (2 Units, Any Combination)
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.10
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
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(1)

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.

E
Daniel ButlerA+
Elementary · Grades KG–3 · 0.3 mi
M
Winthrop L Chenery Upper Elementary SchoolA+
Middle · Grades 4–6 · 0.8 mi
H
Belmont High SchoolA+
High · Grades 9–12 · 1.4 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

27 King 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.

  • Bigger than 82% of homes in Middlesex County
  • Has a smaller lot than 89% of homes in Belmont 02478
  • Older than 72% of homes in Middlesex County

How it measures up in Belmont 02478

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

Living area2,829 ft²
SmallerTypical 2,125 ft²Bigger

Bigger than 80% of homes nearby

Lot size0.1 ac
SmallerTypical 0.16 acBigger

Bigger than 11% of homes nearby

Year built1926
OlderTypical 1930Newer

Newer than 40% of homes nearby

How 27 King St ranks against every home in each area.
MeasureThis homeBelmont 02478Middlesex County
Living areabigger than2,829 ft²80% of homes82% of homes
Lot sizebigger than0.1 ac11% of homes13% of homes
Year builtnewer than192640% of homes28% of homes

About 27 King St

When did 27 King St, Belmont, MA last sell?

27 King St, Belmont, MA last sold on Mar 3, 2011, according to the county's recorded deed.

How big is 27 King St, Belmont, MA?

27 King St, Belmont, MA has 5 bedrooms, 2 bathrooms, 2,829 square feet of living space and a 0.10-acre lot.

When was 27 King St, Belmont, MA built?

27 King St, Belmont, MA was built in 1926, making it 100 years old. The building has 2 stories.

What schools serve 27 King St, Belmont, MA?

27 King St, 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 27 King St, Belmont, MA compare to other homes in Belmont 02478?

Among the 7,995 homes in Belmont 02478, it is bigger than 80% of them (2,829 ft² against a typical 2,125 ft²), its lot is bigger than 11% of them (0.1 ac against a typical 0.16 ac) and it is newer than 40% of them (1926 against a typical 1930). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 27 King St, Belmont, MA?

The 2025 property tax bill for 27 King St, Belmont, MA was $14,443. The county assessed it at $1,268,000.

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