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CondominiumResidential
$1,167,024$287 / 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 91How 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

45 SPRING ST

SOMERVILLE, MA 02143
3
Beds
2.5
Baths
4,069 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.
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
2010
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1.2M
$1.1M low$1.3M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$21,483 (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.$1,956,600 (2026)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,956,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,941,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,619,306

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.Condo/Apartment
CountyMIDDLESEX
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
John F KennedyA
Elementary · Grades PK–8 · 0.4 mi
H
Somerville High SchoolC
High · Grades 9–12 · 0.6 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

45 Spring 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 more than 79% of homes in Middlesex County
  • Among the lowest price per square foot in Spring Hill
  • Bigger than 95% of homes in Middlesex County
  • Has a bigger lot than 92% of homes in Spring Hill
  • Newer than 94% of homes in Spring 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
$424K$1.9M

This home is worth more than 76% 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$1,167,024
CheaperTypical $892,222Pricier

Pricier than 76% of homes nearby

Price per ft²$287
CheaperTypical $762Pricier

Cheaper than almost all homes nearby

Living area4,069 ft²
SmallerTypical 1,748 ft²Bigger

Bigger than 94% of homes nearby

Lot size0.28 ac
SmallerTypical 4,138 ft²Bigger

Bigger than 84% of homes nearby

Year built2010
OlderTypical 1900Newer

Newer than 93% of homes nearby

How 45 Spring St ranks against every home in each area.
MeasureThis homeSpring HillSomerville 02143Middlesex County
Estimated valuepricier than$1,167,02472% of homes76% of homes79% of homes
Price per ft²pricier than$287almost no homesalmost no homes7% of homes
Living areabigger than4,069 ft²94% of homes94% of homes95% of homes
Lot sizebigger than0.28 ac92% of homes84% of homes46% of homes
Year builtnewer than201094% of homes93% of homes94% of homes

About 45 Spring St

How much is 45 Spring St, Somerville, MA worth?

The TopHap Estimate for 45 Spring St, Somerville, MA is $1,167,024 as of Oct 21, 2026. The likely range is $1,058,827 to $1,275,221. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 45 Spring St, Somerville, MA last sell?

45 Spring St, Somerville, MA last sold on Jul 16, 2009, according to the county's recorded deed.

How big is 45 Spring St, Somerville, MA?

45 Spring St, Somerville, MA has 3 bedrooms, 2.5 bathrooms and 4,069 square feet of living space.

When was 45 Spring St, Somerville, MA built?

45 Spring St, Somerville, MA was built in 2010, making it 16 years old. It is a condo/apartment home. The building has 3 stories.

What schools serve 45 Spring St, Somerville, MA?

45 Spring St, Somerville, MA is assigned to John F Kennedy (elementary), rated A; 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 45 Spring St, Somerville, MA compare to other homes in Somerville 02143?

Among the 5,955 homes in Somerville 02143, it is worth more than 76% of them ($1,167,024 against a typical $892,222), its price per square foot is higher than almost none of them ($287 against a typical $762), it is bigger than 94% of them (4,069 ft² against a typical 1,748 ft²), its lot is bigger than 84% of them (0.28 ac against a typical 4,138 ft²) and it is newer than 93% of them (2010 against a typical 1900). Measured against all of Middlesex County, it is worth more than 79% 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 45 Spring St, Somerville, MA?

The 2026 property tax bill for 45 Spring St, Somerville, MA was $21,483. The county assessed it at $1,956,600.

More homes on Spring St

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Assigned schools

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