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CondominiumResidential
Last sold for $770,000 on Dec 6, 2017

21 MARLBORO ST

NEWTON, MA 02458
Building report
3
Beds
2
Baths
1,685 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.
0.24 ac
Lot SizeThe size of the land the home sits on, from county records.
1916
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
9
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.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$770,000 · Dec 6, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,970 (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.$915,300 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$915,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,050,320

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.Colonial
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.24
ConstructionThe main material the home's frame and walls are built from.Concrete
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Steam
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(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
Bigelow Middle SchoolA
Middle · Grades 6–8 · 0.3 mi
E
Underwood Elementary SchoolA
Elementary · Grades KG–5 · 0.4 mi
H
Newton North High SchoolA+
High · Grades 9–12 · 1.6 mi

District: Newton School District

Neighborhood · ZIP 02458These 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.97
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.108
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.70

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.2%
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.14,080
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.6,870 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$143,714
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$186,633
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

21 Marlboro 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.

  • Smaller than 76% of homes in Newton Corner
  • Has a bigger lot than 66% of homes in Newton 02458
  • Older than 78% of homes in Middlesex County

How it measures up in Newton 02458

The dot is this home. The mark in the middle is the typical home in Newton 02458.

Living area1,685 ft²
SmallerTypical 2,258 ft²Bigger

Bigger than 29% of homes nearby

Lot size0.24 ac
SmallerTypical 0.19 acBigger

Bigger than 66% of homes nearby

Year built1916
OlderTypical 1920Newer

Newer than 45% of homes nearby

How 21 Marlboro St ranks against every home in each area.
MeasureThis homeNewton CornerNewton 02458Middlesex County
Living areabigger than1,685 ft²24% of homes29% of homes44% of homes
Lot sizebigger than0.24 ac59% of homes66% of homes42% of homes
Year builtnewer than191638% of homes45% of homes22% of homes

About 21 Marlboro St

When did 21 Marlboro St, Newton, MA last sell?

21 Marlboro St, Newton, MA last sold on Dec 6, 2017 for $770,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 21 Marlboro St, Newton, MA?

21 Marlboro St, Newton, MA has 3 bedrooms, 2 bathrooms, 1,685 square feet of living space and a 0.24-acre lot.

When was 21 Marlboro St, Newton, MA built?

21 Marlboro St, Newton, MA was built in 1916, making it 110 years old. It is a colonial home. The building has 3 stories.

What schools serve 21 Marlboro St, Newton, MA?

21 Marlboro St, Newton, MA is assigned to Bigelow Middle School (middle), rated A; Underwood Elementary School (elementary), rated A; Newton North High School (high), rated A+. All sit in Newton School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Marlboro St, Newton, MA compare to other homes in Newton 02458?

Among the 3,665 homes in Newton 02458, it is bigger than 29% of them (1,685 ft² against a typical 2,258 ft²), its lot is bigger than 66% of them (0.24 ac against a typical 0.19 ac) and it is newer than 45% of them (1916 against a typical 1920). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 21 Marlboro St, Newton, MA?

The 2025 property tax bill for 21 Marlboro St, Newton, MA was $8,970. The county assessed it at $915,300.

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