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Single Family ResidenceResidential
$702,678$316 / 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 Sep 24, 2026
Last sold for $310,000 on Jul 31, 2003

55 ADDISON ST

CHELSEA, MA 02150
4
Beds
2
Baths
2,225 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.
2,734 ft²
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$703K
$662K low$744K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$310,000 · Jul 31, 2003

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,870 (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.$598,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$179,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$419,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$589,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$575,320

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.40 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.1 percent flood zone

Scores 0–100; higher = greater projected risk.

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
CountySUFFOLK
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.Hot Water
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck

Transaction History(9)

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.

M
Clark Avenue SchoolF
Middle · Grades 5–8 · 0.2 mi
H
Chelsea High SchoolD-
High · Grades 9–12 · 0.3 mi
E
William a Berkowitz Elementary SchoolC+
Elementary · Grades 1–4 · 0.8 mi

District: Chelsea School District

Neighborhood · ZIP 02150These 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.89
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.76

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.17%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.16%
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.40,106
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.16,087 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$72,192
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$94,537
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.45 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

55 Addison 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 92% of homes in Chelsea 02150
  • Costs less per square foot than 96% of homes in Suffolk County
  • Bigger than 71% of homes in Suffolk County
  • Has a smaller lot than 71% of homes in Chelsea 02150
  • Older than 69% of homes in Suffolk County

What homes are worth in Chelsea 02150

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

This home
$278K$812K

This home is worth more than 92% of homes in Chelsea 02150.

How it measures up in Chelsea 02150

The dot is this home. The mark in the middle is the typical home in Chelsea 02150.

Estimated value$702,678
CheaperTypical $489,185Pricier

Pricier than 92% of homes nearby

Price per ft²$316
CheaperTypical $437Pricier

Pricier than 6% of homes nearby

Living area2,225 ft²
SmallerTypical 1,718 ft²Bigger

Bigger than 63% of homes nearby

Lot size2,734 ft²
SmallerTypical 3,703 ft²Bigger

Bigger than 29% of homes nearby

Year built1900
OlderTypical 1920Newer

Newer than 39% of homes nearby

How 55 Addison St ranks against every home in each area.
MeasureThis homeChelsea 02150Suffolk County
Estimated valuepricier than$702,67892% of homes49% of homes
Price per ft²pricier than$3166% of homes4% of homes
Living areabigger than2,225 ft²63% of homes71% of homes
Lot sizebigger than2,734 ft²29% of homes52% of homes
Year builtnewer than190039% of homes31% of homes

About 55 Addison St

How much is 55 Addison St, Chelsea, MA worth?

The TopHap Estimate for 55 Addison St, Chelsea, MA is $702,678 as of Sep 24, 2026. The likely range is $661,654 to $743,702. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 55 Addison St, Chelsea, MA last sell?

55 Addison St, Chelsea, MA last sold on Jul 31, 2003 for $310,000, according to the county's recorded deed.

How big is 55 Addison St, Chelsea, MA?

55 Addison St, Chelsea, MA has 4 bedrooms, 2 bathrooms, 2,225 square feet of living space and a 0.06-acre lot.

When was 55 Addison St, Chelsea, MA built?

55 Addison St, Chelsea, MA was built in 1900, making it 126 years old. It is a conventional home. The building has 2 stories.

What schools serve 55 Addison St, Chelsea, MA?

55 Addison St, Chelsea, MA is assigned to Clark Avenue School (middle), rated F; Chelsea High School (high), rated D-; William a Berkowitz Elementary School (elementary), rated C+. All sit in Chelsea School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 55 Addison St, Chelsea, MA compare to other homes in Chelsea 02150?

Among the 5,340 homes in Chelsea 02150, it is worth more than 92% of them ($702,678 against a typical $489,185), its price per square foot is higher than 6% of them ($316 against a typical $437), it is bigger than 63% of them (2,225 ft² against a typical 1,718 ft²), its lot is bigger than 29% of them (2,734 ft² against a typical 3,703 ft²) and it is newer than 39% of them (1900 against a typical 1920). Measured against all of Suffolk County, it is worth more than 49% 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 55 Addison St, Chelsea, MA?

The 2026 property tax bill for 55 Addison St, Chelsea, MA was $6,870. The county assessed it at $598,400.

More homes on Addison St

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Assigned schools

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