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Single Family ResidenceResidential
$951,328$879 / 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 98How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $835,000 on Sep 22, 2020

9 RICHARDSON ST

SOMERVILLE, MA 02145
2
Beds
1.5
Baths
1,082 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.
2,496 ft²
Lot SizeThe size of the land the home sits on, from county records.
1915
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$951K
$933K low$969K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$835,000 · Sep 22, 2020
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$951,328
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$761,062

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,749 (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.$893,600 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$440,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$452,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,037,020

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Conventional
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.06
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
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

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 CommunityC-
Elementary · Grades PK–8 · 0.4 mi
H
Somerville High SchoolB-
High · Grades 9–12 · 0.7 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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 Richardson 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 72% of homes in Somerville 02145
  • Costs more per square foot than 94% of homes in Middlesex County
  • Smaller than 86% of homes in Middlesex County
  • Has a smaller lot than 97% of homes in Middlesex County
  • Older than 79% of homes in Middlesex County

What homes are worth in Somerville 02145

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

This home
$364K$1.6M

This home is worth more than 72% of homes in Somerville 02145.

How it measures up in Somerville 02145

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

Estimated value$951,328
CheaperTypical $768,984Pricier

Pricier than 72% of homes nearby

Price per ft²$879
CheaperTypical $628Pricier

Pricier than 91% of homes nearby

Living area1,082 ft²
SmallerTypical 1,869 ft²Bigger

Bigger than 22% of homes nearby

Lot size2,496 ft²
SmallerTypical 3,903 ft²Bigger

Bigger than 15% of homes nearby

Year built1915
OlderTypical 1900Newer

Newer than 67% of homes nearby

How 9 Richardson St ranks against every home in each area.
MeasureThis homeMagoun SquareSomerville 02145Middlesex County
Estimated valuepricier than$951,32859% of homes72% of homes66% of homes
Price per ft²pricier than$87991% of homes91% of homes94% of homes
Living areabigger than1,082 ft²23% of homes22% of homes14% of homes
Lot sizebigger than2,496 ft²21% of homes15% of homes3% of homes
Year builtnewer than191558% of homes67% of homes21% of homes

About 9 Richardson St

How much is 9 Richardson St, Somerville, MA worth?

The TopHap Estimate for 9 Richardson St, Somerville, MA is $951,328 as of Jul 14, 2026. The likely range is $933,343 to $969,313. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9 Richardson St, Somerville, MA last sell?

9 Richardson St, Somerville, MA last sold on Sep 22, 2020 for $835,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 9 Richardson St, Somerville, MA?

9 Richardson St, Somerville, MA has 2 bedrooms, 1.5 bathrooms, 1,082 square feet of living space and a 0.06-acre lot.

When was 9 Richardson St, Somerville, MA built?

9 Richardson St, Somerville, MA was built in 1915, making it 111 years old. It is a conventional home. The building has 2 stories.

What schools serve 9 Richardson St, Somerville, MA?

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

How does 9 Richardson St, Somerville, MA compare to other homes in Somerville 02145?

Among the 5,477 homes in Somerville 02145, it is worth more than 72% of them ($951,328 against a typical $768,984), its price per square foot is higher than 91% of them ($879 against a typical $628), it is bigger than 22% of them (1,082 ft² against a typical 1,869 ft²), its lot is bigger than 15% of them (2,496 ft² against a typical 3,903 ft²) and it is newer than 67% of them (1915 against a typical 1900). Measured against all of Middlesex County, it is worth more than 66% 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 9 Richardson St, Somerville, MA?

The 2025 property tax bill for 9 Richardson St, Somerville, MA was $9,749. The county assessed it at $893,600.

Closest homes

More homes in Somerville 02145

Assigned schools

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