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Single Family ResidenceResidential
$549,944$449 / 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 Sep 24, 2026
Last sold for $135,000 on Oct 28, 2010

85 COOK AVE

CHELSEA, MA 02150
3
Beds
1.5
Baths
1,224 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.
3,900 ft²
Lot SizeThe size of the land the home sits on, from county records.
1960
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
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

$550K
$502K low$598K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$135,000 · Oct 28, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,700 (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.$496,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$209,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$287,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$437,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$519,650

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.Cape Cod
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.09
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

Foreclosure Filings(1)

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

H
Chelsea High SchoolD-
High · Grades 9–12 · 0.7 mi
M
Clark Avenue SchoolF
Middle · Grades 5–8 · 0.9 mi
E
William a Berkowitz Elementary SchoolC+
Elementary · Grades 1–4 · 1.0 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

85 Cook Ave 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 75% of homes in Suffolk County
  • Costs less per square foot than 78% of homes in Suffolk County
  • Smaller than 67% of homes in Chelsea 02150
  • Newer than 73% 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
$279K$830K

This home is worth more than 67% 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$549,944
CheaperTypical $490,000Pricier

Pricier than 67% of homes nearby

Price per ft²$449
CheaperTypical $437Pricier

Pricier than 55% of homes nearby

Living area1,224 ft²
SmallerTypical 1,728 ft²Bigger

Bigger than 33% of homes nearby

Lot size3,900 ft²
SmallerTypical 3,703 ft²Bigger

Bigger than 54% of homes nearby

Year built1960
OlderTypical 1920Newer

Newer than 72% of homes nearby

How 85 Cook Ave ranks against every home in each area.
MeasureThis homeChelsea 02150Suffolk County
Estimated valuepricier than$549,94467% of homes25% of homes
Price per ft²pricier than$44955% of homes22% of homes
Living areabigger than1,224 ft²33% of homes39% of homes
Lot sizebigger than3,900 ft²54% of homes62% of homes
Year builtnewer than196072% of homes73% of homes

About 85 Cook Ave

How much is 85 Cook Ave, Chelsea, MA worth?

The TopHap Estimate for 85 Cook Ave, Chelsea, MA is $549,944 as of Sep 24, 2026. The likely range is $502,332 to $597,556. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 85 Cook Ave, Chelsea, MA last sell?

85 Cook Ave, Chelsea, MA last sold on Oct 28, 2010 for $135,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 85 Cook Ave, Chelsea, MA?

85 Cook Ave, Chelsea, MA has 3 bedrooms, 1.5 bathrooms, 1,224 square feet of living space and a 0.09-acre lot.

When was 85 Cook Ave, Chelsea, MA built?

85 Cook Ave, Chelsea, MA was built in 1960, making it 66 years old. It is a cape cod home. The building has 1 story.

What schools serve 85 Cook Ave, Chelsea, MA?

85 Cook Ave, Chelsea, MA is assigned to Chelsea High School (high), rated D-; Clark Avenue School (middle), rated F; 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 85 Cook Ave, Chelsea, MA compare to other homes in Chelsea 02150?

Among the 5,340 homes in Chelsea 02150, it is worth more than 67% of them ($549,944 against a typical $490,000), its price per square foot is higher than 55% of them ($449 against a typical $437), it is bigger than 33% of them (1,224 ft² against a typical 1,728 ft²), its lot is bigger than 54% of them (3,900 ft² against a typical 3,703 ft²) and it is newer than 72% of them (1960 against a typical 1920). Measured against all of Suffolk County, it is worth more than 25% 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 85 Cook Ave, Chelsea, MA?

The 2026 property tax bill for 85 Cook Ave, Chelsea, MA was $5,700. The county assessed it at $496,500.

More homes on Cook Ave

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Assigned schools

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