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CondominiumResidential
$505,929$1,249 / 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 Aug 30, 2026
Last sold for $420,000 on Aug 8, 2019

25 CLARK ST

BOSTON, MA 02109
Building report
1
Beds
1
Baths
405 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.
405 ft²
Lot SizeThe size of the land the home sits on, from county records.
1910
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$506K
$480K low$532K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$420,000 · Aug 8, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$4,994 (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.$431,300 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$431,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$560,785

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountySUFFOLK
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2015
Lot (acres)The size of the land the home sits on, from county records.0.01
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(3)

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
Eliot K-8 SchoolA-
Elementary · Grades PK–8 · 0.1 mi
H
Charlestown High SchoolD+
High · Grades 9–12 · 1.1 mi

District: Boston School District

Neighborhood · ZIP 02109These 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.151
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.77

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.87%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.42%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.4,605
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.16,022 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$144,286
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$157,889
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.46 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

Owner Tools

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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

25 Clark 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 98% of homes in Boston 02109
  • Costs more per square foot than 88% of homes in Suffolk County
  • Among the smallest homes in Boston 02109
  • Among the smallest lots in Boston 02109
  • Newer than 69% of homes in North End

What homes are worth in Boston 02109

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

This home
$492K$3.9M

This home is worth more than 2% of homes in Boston 02109.

How it measures up in Boston 02109

The dot is this home. The mark in the middle is the typical home in Boston 02109.

Estimated value$505,929
CheaperTypical $1,015,698Pricier

Pricier than 2% of homes nearby

Price per ft²$1249
CheaperTypical $1116Pricier

Pricier than 73% of homes nearby

Living area405 ft²
SmallerTypical 1,030 ft²Bigger

Smaller than almost all homes nearby

Lot size405 ft²
SmallerTypical 1,002 ft²Bigger

Smaller than almost all homes nearby

Year built1910
OlderTypical 1900Newer

Newer than 60% of homes nearby

How 25 Clark St ranks against every home in each area.
MeasureThis homeNorth EndBoston 02109Suffolk County
Estimated valuepricier than$505,92910% of homes2% of homes20% of homes
Price per ft²pricier than$124979% of homes73% of homes88% of homes
Living areabigger than405 ft²4% of homesalmost no homesalmost no homes
Lot sizebigger than405 ft²5% of homesalmost no homes2% of homes
Year builtnewer than191069% of homes60% of homes45% of homes

About 25 Clark St

How much is 25 Clark St, Boston, MA worth?

The TopHap Estimate for 25 Clark St, Boston, MA is $505,929 as of Aug 30, 2026. The likely range is $479,953 to $531,905. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 25 Clark St, Boston, MA last sell?

25 Clark St, Boston, MA last sold on Aug 8, 2019 for $420,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 25 Clark St, Boston, MA?

25 Clark St, Boston, MA has 1 bedrooms, 1 bathrooms, 405 square feet of living space and a 0.01-acre lot.

When was 25 Clark St, Boston, MA built?

25 Clark St, Boston, MA was built in 1910, making it 116 years old. The building has 1 story.

What schools serve 25 Clark St, Boston, MA?

25 Clark St, Boston, MA is assigned to Eliot K-8 School (elementary), rated A-; Charlestown High School (high), rated D+. All sit in Boston School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 25 Clark St, Boston, MA compare to other homes in Boston 02109?

Among the 1,333 homes in Boston 02109, it is worth more than 2% of them ($505,929 against a typical $1,015,698), its price per square foot is higher than 73% of them ($1249 against a typical $1116), it is bigger than almost none of them (405 ft² against a typical 1,030 ft²), its lot is bigger than almost none of them (405 ft² against a typical 1,002 ft²) and it is newer than 60% of them (1910 against a typical 1900). Measured against all of Suffolk County, it is worth more than 20% 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 25 Clark St, Boston, MA?

The 2025 property tax bill for 25 Clark St, Boston, MA was $4,994. The county assessed it at $431,300.

More homes on Clark St

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Assigned schools

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