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Triplex (3 Units, Any Combination)Residential

20 AMES ST

SOMERVILLE, MA 02145
5
Beds
3
Baths
2,378 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.
3,209 ft²
Lot SizeThe size of the land the home sits on, from county records.
1890
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
10
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.

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,746 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$1,160,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$505,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$655,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,077,100

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Triplex (3 Units, Any Combination)
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.07
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
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.

E
Winter Hill CommunityD-
Elementary · Grades PK–8 · 0.2 mi
H
Somerville High SchoolC
High · Grades 9–12 · 0.4 mi

District: Somerville School District

Neighborhood · ZIP 02145These 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.149
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.79

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.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.28,555
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.18,339 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$102,354
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$134,420
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

20 Ames 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 75% of homes in Magoun Square
  • Has a smaller lot than 95% of homes in Middlesex County
  • Older than 93% of homes in Middlesex County

How it measures up in Somerville 02145

The dot is this home. The mark in the middle is the typical home in Somerville 02145.

Living area2,378 ft²
SmallerTypical 1,872 ft²Bigger

Bigger than 65% of homes nearby

Lot size3,209 ft²
SmallerTypical 3,920 ft²Bigger

Bigger than 32% of homes nearby

Year built1890
OlderTypical 1903Newer

Newer than 17% of homes nearby

How 20 Ames St ranks against every home in each area.
MeasureThis homeMagoun SquareSomerville 02145Middlesex County
Living areabigger than2,378 ft²75% of homes65% of homes70% of homes
Lot sizebigger than3,209 ft²42% of homes32% of homes5% of homes
Year builtnewer than189012% of homes17% of homes7% of homes

About 20 Ames St

When did 20 Ames St, Somerville, MA last sell?

20 Ames St, Somerville, MA last sold on May 2, 2017, according to the county's recorded deed.

How big is 20 Ames St, Somerville, MA?

20 Ames St, Somerville, MA has 5 bedrooms, 3 bathrooms, 2,378 square feet of living space and a 0.07-acre lot.

When was 20 Ames St, Somerville, MA built?

20 Ames St, Somerville, MA was built in 1890, making it 136 years old. The building has 3 stories.

What schools serve 20 Ames St, Somerville, MA?

20 Ames St, Somerville, MA is assigned to Winter Hill Community (elementary), rated D-; Somerville High School (high), rated C. All sit in Somerville School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Ames St, Somerville, MA compare to other homes in Somerville 02145?

Among the 5,477 homes in Somerville 02145, it is bigger than 65% of them (2,378 ft² against a typical 1,872 ft²), its lot is bigger than 32% of them (3,209 ft² against a typical 3,920 ft²) and it is newer than 17% of them (1890 against a typical 1903). These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 20 Ames St, Somerville, MA?

The 2026 property tax bill for 20 Ames St, Somerville, MA was $12,746. The county assessed it at $1,160,800.

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