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Single Family ResidenceResidential
$452,388$283 / 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 $95,000 on Jun 26, 1996

59 UNION ST

CHELSEA, MA 02150
3
Beds
2
Baths
1,596 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.
0.1 ac
Lot SizeThe size of the land the home sits on, from county records.
1949
Year BuiltThe year the home was originally built, according to county records.
2
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.

Valuation

$452K
$411K low$493K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$95,000 · Jun 26, 1996

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,222 (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.$629,100 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$221,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$407,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$618,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$611,800

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.45
53
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.
54
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
88
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.16 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.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.0.10
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(5)

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.

H
Chelsea High SchoolD-
High · Grades 9–12 · 0.3 mi
M
Clark Avenue SchoolD
Middle · Grades 5–8 · 0.7 mi
E
William a Berkowitz Elementary SchoolB
Elementary · Grades 1–4 · 1.1 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

59 Union 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 less than 88% of homes in Suffolk County
  • Costs less per square foot than 98% of homes in Suffolk County
  • Has a bigger lot than 68% of homes in Suffolk County
  • Newer than 70% of homes in Chelsea 02150

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
$277K$832K

This home is worth more than 38% 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$452,388
CheaperTypical $489,185Pricier

Pricier than 38% of homes nearby

Price per ft²$283
CheaperTypical $436Pricier

Pricier than 3% of homes nearby

Living area1,596 ft²
SmallerTypical 1,745 ft²Bigger

Bigger than 46% of homes nearby

Lot size0.1 ac
SmallerTypical 3,703 ft²Bigger

Bigger than 62% of homes nearby

Year built1949
OlderTypical 1920Newer

Newer than 70% of homes nearby

How 59 Union St ranks against every home in each area.
MeasureThis homeChelsea 02150Suffolk County
Estimated valuepricier than$452,38838% of homes12% of homes
Price per ft²pricier than$2833% of homes2% of homes
Living areabigger than1,596 ft²46% of homes55% of homes
Lot sizebigger than0.1 ac62% of homes68% of homes
Year builtnewer than194970% of homes67% of homes

About 59 Union St

How much is 59 Union St, Chelsea, MA worth?

The TopHap Estimate for 59 Union St, Chelsea, MA is $452,388 as of Sep 24, 2026. The likely range is $411,460 to $493,316. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 59 Union St, Chelsea, MA last sell?

59 Union St, Chelsea, MA last sold on Jun 26, 1996 for $95,000, according to the county's recorded deed.

How big is 59 Union St, Chelsea, MA?

59 Union St, Chelsea, MA has 3 bedrooms, 2 bathrooms, 1,596 square feet of living space and a 0.10-acre lot.

When was 59 Union St, Chelsea, MA built?

59 Union St, Chelsea, MA was built in 1949, making it 77 years old. It is a conventional home. The building has 2 stories.

What schools serve 59 Union St, Chelsea, MA?

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

How does 59 Union St, Chelsea, MA compare to other homes in Chelsea 02150?

Among the 5,340 homes in Chelsea 02150, it is worth more than 38% of them ($452,388 against a typical $489,185), its price per square foot is higher than 3% of them ($283 against a typical $436), it is bigger than 46% of them (1,596 ft² against a typical 1,745 ft²), its lot is bigger than 62% of them (0.1 ac against a typical 3,703 ft²) and it is newer than 70% of them (1949 against a typical 1920). Measured against all of Suffolk County, it is worth more than 12% 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 59 Union St, Chelsea, MA?

The 2026 property tax bill for 59 Union St, Chelsea, MA was $7,222. The county assessed it at $629,100.

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