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CondominiumResidential
$741,762$944 / 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 94How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $630,000 on Aug 20, 2018

7 BOLTON ST

SOMERVILLE, MA 02143
Building report
1
Beds
1
Baths
786 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.
0.16 ac
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.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$742K
$694K low$790K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$630,000 · Aug 20, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,988 (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.$727,500 (2026)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$727,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$713,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$688,772

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.27 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.80%
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.Condominium
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyMIDDLESEX
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
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(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.

E
Albert F. Argenziano School at Lincoln ParkC
Elementary · Grades PK–8 · 0.2 mi
H
Somerville High SchoolC
High · Grades 9–12 · 0.8 mi

District: Somerville School District

Neighborhood · ZIP 02143These 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.136
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.75

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.38%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.6%
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.26,484
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.17,570 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$113,148
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$143,076
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

7 Bolton 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 less than 69% of homes in Union Square / Prospect Hill
  • Costs more per square foot than 97% of homes in Middlesex County
  • Smaller than 95% of homes in Middlesex County
  • Has a bigger lot than 76% of homes in Union Square / Prospect Hill
  • Newer than 80% of homes in Union Square / Prospect Hill

What homes are worth in Somerville 02143

Each bar is how many homes fall in that price range. The marker is this home.

This home
$419K$1.9M

This home is worth more than 31% of homes in Somerville 02143.

How it measures up in Somerville 02143

The dot is this home. The mark in the middle is the typical home in Somerville 02143.

Estimated value$741,762
CheaperTypical $888,121Pricier

Pricier than 31% of homes nearby

Price per ft²$944
CheaperTypical $761Pricier

Pricier than 91% of homes nearby

Living area786 ft²
SmallerTypical 1,734 ft²Bigger

Bigger than 9% of homes nearby

Lot size0.16 ac
SmallerTypical 4,138 ft²Bigger

Bigger than 73% of homes nearby

Year built1920
OlderTypical 1900Newer

Newer than 78% of homes nearby

How 7 Bolton St ranks against every home in each area.
MeasureThis homeUnion Square / Prospect HillSomerville 02143Middlesex County
Estimated valuepricier than$741,76231% of homes31% of homes45% of homes
Price per ft²pricier than$94489% of homes91% of homes97% of homes
Living areabigger than786 ft²9% of homes9% of homes5% of homes
Lot sizebigger than0.16 ac76% of homes73% of homes26% of homes
Year builtnewer than192080% of homes78% of homes26% of homes

About 7 Bolton St

How much is 7 Bolton St, Somerville, MA worth?

The TopHap Estimate for 7 Bolton St, Somerville, MA is $741,762 as of Oct 21, 2026. The likely range is $693,556 to $789,968. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 7 Bolton St, Somerville, MA last sell?

7 Bolton St, Somerville, MA last sold on Aug 20, 2018 for $630,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 7 Bolton St, Somerville, MA?

7 Bolton St, Somerville, MA has 1 bedrooms, 1 bathrooms and 786 square feet of living space.

When was 7 Bolton St, Somerville, MA built?

7 Bolton St, Somerville, MA was built in 1920, making it 106 years old. It is a conventional home. The building has 1 story.

What schools serve 7 Bolton St, Somerville, MA?

7 Bolton St, Somerville, MA is assigned to Albert F. Argenziano School at Lincoln Park (elementary), rated C; 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 7 Bolton St, Somerville, MA compare to other homes in Somerville 02143?

Among the 5,955 homes in Somerville 02143, it is worth more than 31% of them ($741,762 against a typical $888,121), its price per square foot is higher than 91% of them ($944 against a typical $761), it is bigger than 9% of them (786 ft² against a typical 1,734 ft²), its lot is bigger than 73% of them (0.16 ac against a typical 4,138 ft²) and it is newer than 78% of them (1920 against a typical 1900). Measured against all of Middlesex County, it is worth more than 45% 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 7 Bolton St, Somerville, MA?

The 2026 property tax bill for 7 Bolton St, Somerville, MA was $7,988. The county assessed it at $727,500.

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