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Single Family ResidenceResidential
$820,981$444 / 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 95How 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 $52,000 on Dec 9, 1993

170 SYDNEY ST

DORCHESTER, MA 02125
5
Beds
1
Baths
1,847 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.
2,850 ft²
Lot SizeThe size of the land the home sits on, from county records.
1932
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
9
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$821K
$782K low$860K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$52,000 · Dec 9, 1993

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,169 (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.$791,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$219,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$571,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$849,300

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.60 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.36%
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.Colonial
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.07
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.

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

E
Edward Everett Elementary SchoolD+
Elementary · Grades PK–5 · 0.4 mi
M
John W. Mccormack Middle School
Middle · Grades 6–8 · 0.5 mi
H
Boston Community Leadership AcademyF
High · Grades 9–12 · 0.5 mi

District: Boston School District

Neighborhood · ZIP 02125These 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.128
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.102
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.80

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.24%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.34,548
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.12,979 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$69,287
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$99,595
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%

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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

170 Sydney 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 83% of homes in Dorchester
  • Costs less per square foot than 79% of homes in Suffolk County
  • Has a smaller lot than 68% of homes in Dorchester
  • Newer than 78% of homes in Dorchester 02125

What homes are worth in Dorchester 02125

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

This home
$329K$1.2M

This home is worth more than 83% of homes in Dorchester 02125.

How it measures up in Dorchester 02125

The dot is this home. The mark in the middle is the typical home in Dorchester 02125.

Estimated value$820,981
CheaperTypical $603,476Pricier

Pricier than 83% of homes nearby

Price per ft²$444
CheaperTypical $492Pricier

Pricier than 34% of homes nearby

Living area1,847 ft²
SmallerTypical 2,092 ft²Bigger

Bigger than 46% of homes nearby

Lot size2,850 ft²
SmallerTypical 2,919 ft²Bigger

Bigger than 49% of homes nearby

Year built1932
OlderTypical 1905Newer

Newer than 78% of homes nearby

How 170 Sydney St ranks against every home in each area.
MeasureThis homeDorchesterDorchester 02125Suffolk County
Estimated valuepricier than$820,98183% of homes83% of homes64% of homes
Price per ft²pricier than$44445% of homes34% of homes21% of homes
Living areabigger than1,847 ft²40% of homes46% of homes62% of homes
Lot sizebigger than2,850 ft²32% of homes49% of homes52% of homes
Year builtnewer than193277% of homes78% of homes63% of homes

About 170 Sydney St

How much is 170 Sydney St, Dorchester, MA worth?

The TopHap Estimate for 170 Sydney St, Dorchester, MA is $820,981 as of Sep 24, 2026. The likely range is $781,785 to $860,177. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 170 Sydney St, Dorchester, MA last sell?

170 Sydney St, Dorchester, MA last sold on Dec 9, 1993 for $52,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 170 Sydney St, Dorchester, MA?

170 Sydney St, Dorchester, MA has 5 bedrooms, 1 bathrooms, 1,847 square feet of living space and a 0.07-acre lot.

When was 170 Sydney St, Dorchester, MA built?

170 Sydney St, Dorchester, MA was built in 1932, making it 94 years old. It is a colonial home. The building has 2 stories.

What schools serve 170 Sydney St, Dorchester, MA?

170 Sydney St, Dorchester, MA is assigned to Edward Everett Elementary School (elementary), rated D+; John W. Mccormack Middle School (middle); Boston Community Leadership Academy (high), rated F. All sit in Boston School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 170 Sydney St, Dorchester, MA compare to other homes in Dorchester 02125?

Among the 5,736 homes in Dorchester 02125, it is worth more than 83% of them ($820,981 against a typical $603,476), its price per square foot is higher than 34% of them ($444 against a typical $492), it is bigger than 46% of them (1,847 ft² against a typical 2,092 ft²), its lot is bigger than 49% of them (2,850 ft² against a typical 2,919 ft²) and it is newer than 78% of them (1932 against a typical 1905). Measured against all of Suffolk County, it is worth more than 64% 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 170 Sydney St, Dorchester, MA?

The 2025 property tax bill for 170 Sydney St, Dorchester, MA was $9,169. The county assessed it at $791,800.

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