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CondominiumResidential
$484,257$532 / 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 $395,000 on May 10, 2021

9 ORANGE ST # 1

CHELSEA, MA 02150
Building report
2
Beds
2 / 1
Baths
910 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.
2021
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
3
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$484K
$442K low$526K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$395,000 · May 10, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,953 (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.$430,300 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$430,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$430,300

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.47
63
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.32 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.72%
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
CountySuffolk
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Hot Water

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.

M
Clark Avenue SchoolD
Middle · Grades 5–8 · 0.1 mi
H
Chelsea High SchoolD-
High · Grades 9–12 · 0.5 mi
E
William a Berkowitz Elementary SchoolB
Elementary · Grades 1–4 · 0.7 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

9 Orange St # 1 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 84% of homes in Suffolk County
  • Costs more per square foot than 87% of homes in Chelsea 02150
  • Smaller than 85% of homes in Chelsea 02150
  • Among the newest 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
$278K$810K

This home is worth more than 48% 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$484,257
CheaperTypical $489,571Pricier

Pricier than 48% of homes nearby

Price per ft²$532
CheaperTypical $436Pricier

Pricier than 87% of homes nearby

Living area910 ft²
SmallerTypical 1,737 ft²Bigger

Bigger than 15% of homes nearby

Year built2021
OlderTypical 1920Newer

Newer than almost all homes nearby

How 9 Orange St # 1 ranks against every home in each area.
MeasureThis homeChelsea 02150Suffolk County
Estimated valuepricier than$484,25748% of homes16% of homes
Price per ft²pricier than$53287% of homes38% of homes
Living areabigger than910 ft²15% of homes23% of homes
Year builtnewer than2021almost all homesalmost all homes

About 9 Orange St # 1

How much is 9 Orange St # 1, Chelsea, MA worth?

The TopHap Estimate for 9 Orange St # 1, Chelsea, MA is $484,257 as of Sep 24, 2026. The likely range is $442,109 to $526,405. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9 Orange St # 1, Chelsea, MA last sell?

9 Orange St # 1, Chelsea, MA last sold on May 10, 2021 for $395,000, according to the county's recorded deed.

How big is 9 Orange St # 1, Chelsea, MA?

9 Orange St # 1, Chelsea, MA has 2 bedrooms, 2 bathrooms and 910 square feet of living space.

When was 9 Orange St # 1, Chelsea, MA built?

9 Orange St # 1, Chelsea, MA was built in 2021, making it 5 years old. The building has 1 story.

What schools serve 9 Orange St # 1, Chelsea, MA?

9 Orange St # 1, Chelsea, MA is assigned to Clark Avenue School (middle), rated D; Chelsea High School (high), 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 9 Orange St # 1, Chelsea, MA compare to other homes in Chelsea 02150?

Among the 5,340 homes in Chelsea 02150, it is worth more than 48% of them ($484,257 against a typical $489,571), its price per square foot is higher than 87% of them ($532 against a typical $436), it is bigger than 15% of them (910 ft² against a typical 1,737 ft²) and it is newer than almost all of them (2021 against a typical 1920). Measured against all of Suffolk County, it is worth more than 16% 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 Orange St # 1, Chelsea, MA?

The 2025 property tax bill for 9 Orange St # 1, Chelsea, MA was $4,953. The county assessed it at $430,300.

More homes on Orange St # 1

Closest homes

More homes in Chelsea 02150

Assigned schools

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