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CondominiumResidential
$1,681,341$727 / 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 Jul 14, 2026
Last sold for $1,650,000 on May 7, 2021

11 ROSSMORE ST # 3

SOMERVILLE, MA 02143
Building report
3
Beds
3 / 1
Baths
2,314 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.
2019
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.7M
$1.6M low$1.8M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,650,000 · May 7, 2021
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.$361,341
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$289,073
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.76%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$1,320,000
GUARANTEED RATE AFFINITY LLC · P · recorded May 7, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$16,423 (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.$1,505,300 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,505,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,505,300

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.50
70
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
56
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
91
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
32
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.48 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.26%
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
CountyMiddlesex
HeatingThe type of heating system in the home.Forced Air
CoolingThe type of cooling or air conditioning in the home.Yes

Transaction History(1)

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

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

11 Rossmore St # 3 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 95% of homes in Union Square / Prospect Hill
  • Costs more per square foot than 87% of homes in Middlesex County
  • Bigger than 68% of homes in Middlesex County
  • Among the newest 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
$425K$2M

This home is worth more than 95% 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$1,681,341
CheaperTypical $886,001Pricier

Pricier than 95% of homes nearby

Price per ft²$727
CheaperTypical $768Pricier

Pricier than 39% of homes nearby

Living area2,314 ft²
SmallerTypical 1,749 ft²Bigger

Bigger than 66% of homes nearby

Year built2019
OlderTypical 1900Newer

Newer than 98% of homes nearby

How 11 Rossmore St # 3 ranks against every home in each area.
MeasureThis homeUnion Square / Prospect HillSomerville 02143Middlesex County
Estimated valuepricier than$1,681,34195% of homes95% of homes91% of homes
Price per ft²pricier than$72734% of homes39% of homes87% of homes
Living areabigger than2,314 ft²63% of homes66% of homes68% of homes
Year builtnewer than2019almost all homes98% of homesalmost all homes

About 11 Rossmore St # 3

How much is 11 Rossmore St # 3, Somerville, MA worth?

The TopHap Estimate for 11 Rossmore St # 3, Somerville, MA is $1,681,341 as of Jul 14, 2026. The likely range is $1,581,923 to $1,780,759. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 11 Rossmore St # 3, Somerville, MA last sell?

11 Rossmore St # 3, Somerville, MA last sold on May 7, 2021 for $1,650,000, according to the county's recorded deed.

How big is 11 Rossmore St # 3, Somerville, MA?

11 Rossmore St # 3, Somerville, MA has 3 bedrooms, 3 bathrooms and 2,314 square feet of living space.

When was 11 Rossmore St # 3, Somerville, MA built?

11 Rossmore St # 3, Somerville, MA was built in 2019, making it 7 years old. The building has 3 stories.

What schools serve 11 Rossmore St # 3, Somerville, MA?

11 Rossmore St # 3, Somerville, MA is assigned to Albert F. Argenziano School at Lincoln Park (elementary), rated A-; 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 11 Rossmore St # 3, Somerville, MA compare to other homes in Somerville 02143?

Among the 5,956 homes in Somerville 02143, it is worth more than 95% of them ($1,681,341 against a typical $886,001), its price per square foot is higher than 39% of them ($727 against a typical $768), it is bigger than 66% of them (2,314 ft² against a typical 1,749 ft²) and it is newer than 98% of them (2019 against a typical 1900). Measured against all of Middlesex County, it is worth more than 91% 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 11 Rossmore St # 3, Somerville, MA?

The 2025 property tax bill for 11 Rossmore St # 3, Somerville, MA was $16,423. The county assessed it at $1,505,300.

Closest homes

More homes in Somerville 02143

Assigned schools

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