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Duplex (2 Units, Any Combination)Residential
Last sold for $670,000 on Aug 27, 2018

9 DOUGLAS AVE

SOMERVILLE, MA 02145
5
Beds
2
Baths
3,012 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.
3,479 ft²
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
12
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$670,000 · Aug 27, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,699 (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.$883,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$322,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$560,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$814,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,056,793

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.0.08
RoofThe main material covering the roof, such as asphalt shingle or tile.Slate
HeatingThe type of heating system in the home.Steam
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
Arthur D HealeyD+
Elementary · Grades PK–8 · 0.2 mi
H
Somerville High SchoolC
High · Grades 9–12 · 0.6 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

9 Douglas 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.

  • Bigger than 85% of homes in Middlesex County
  • Has a smaller lot than 94% of homes in Middlesex County
  • Newer than 85% of homes in Winter Hill

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 area3,012 ft²
SmallerTypical 1,872 ft²Bigger

Bigger than 80% of homes nearby

Lot size3,479 ft²
SmallerTypical 3,920 ft²Bigger

Bigger than 40% of homes nearby

Year built1920
OlderTypical 1903Newer

Newer than 79% of homes nearby

How 9 Douglas Ave ranks against every home in each area.
MeasureThis homeWinter HillSomerville 02145Middlesex County
Living areabigger than3,012 ft²75% of homes80% of homes85% of homes
Lot sizebigger than3,479 ft²36% of homes40% of homes6% of homes
Year builtnewer than192085% of homes79% of homes26% of homes

About 9 Douglas Ave

When did 9 Douglas Ave, Somerville, MA last sell?

9 Douglas Ave, Somerville, MA last sold on Aug 27, 2018 for $670,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 9 Douglas Ave, Somerville, MA?

9 Douglas Ave, Somerville, MA has 5 bedrooms, 2 bathrooms, 3,012 square feet of living space and a 0.08-acre lot.

When was 9 Douglas Ave, Somerville, MA built?

9 Douglas Ave, Somerville, MA was built in 1920, making it 106 years old. The building has 3 stories.

What schools serve 9 Douglas Ave, Somerville, MA?

9 Douglas Ave, Somerville, MA is assigned to Arthur D Healey (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 9 Douglas Ave, Somerville, MA compare to other homes in Somerville 02145?

Among the 5,477 homes in Somerville 02145, it is bigger than 80% of them (3,012 ft² against a typical 1,872 ft²), its lot is bigger than 40% of them (3,479 ft² against a typical 3,920 ft²) and it is newer than 79% of them (1920 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 9 Douglas Ave, Somerville, MA?

The 2026 property tax bill for 9 Douglas Ave, Somerville, MA was $9,699. The county assessed it at $883,300.

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