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CondominiumResidential
$680,005$767 / 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 97How 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 $350,000 on Oct 21, 2010

33 ELM ST

CHARLESTOWN, MA 02129
Building report
2
Beds
1
Baths
887 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.
887 ft²
Lot SizeThe size of the land the home sits on, from county records.
1890
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$680K
$662K low$698K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$350,000 · Oct 21, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,822 (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.$502,800 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$502,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$705,945

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.36
1
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.
56
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
91
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.

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
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.1987
Lot (acres)The size of the land the home sits on, from county records.0.02
HeatingThe type of heating system in the home.Hot Water
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Greenhouse

Transaction History(11)

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
Warren / Prescott K-8 SchoolA-
Elementary · Grades PK–8 · 0.1 mi
H
Charlestown High SchoolF
High · Grades 9–12 · 0.2 mi

District: Boston School District

Neighborhood · ZIP 02129These 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.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.73

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.94%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.8.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.18,397
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.10,594 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$152,177
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$178,903
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%

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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

33 Elm 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 82% of homes in Charlestown 02129
  • Costs less per square foot than 88% of homes in Charlestown 02129
  • Smaller than 78% of homes in Suffolk County
  • Has a smaller lot than 80% of homes in Suffolk County
  • Older than 87% of homes in Suffolk County

What homes are worth in Charlestown 02129

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

This home
$468K$3.1M

This home is worth more than 18% of homes in Charlestown 02129.

How it measures up in Charlestown 02129

The dot is this home. The mark in the middle is the typical home in Charlestown 02129.

Estimated value$680,005
CheaperTypical $1,043,770Pricier

Pricier than 18% of homes nearby

Price per ft²$767
CheaperTypical $942Pricier

Pricier than 12% of homes nearby

Living area887 ft²
SmallerTypical 1,200 ft²Bigger

Bigger than 27% of homes nearby

Lot size887 ft²
SmallerTypical 1,113 ft²Bigger

Bigger than 30% of homes nearby

Year built1890
OlderTypical 1899Newer

Newer than 45% of homes nearby

How 33 Elm St ranks against every home in each area.
MeasureThis homeCharlestown 02129Suffolk County
Estimated valuepricier than$680,00518% of homes46% of homes
Price per ft²pricier than$76712% of homes65% of homes
Living areabigger than887 ft²27% of homes22% of homes
Lot sizebigger than887 ft²30% of homes20% of homes
Year builtnewer than189045% of homes13% of homes

About 33 Elm St

How much is 33 Elm St, Charlestown, MA worth?

The TopHap Estimate for 33 Elm St, Charlestown, MA is $680,005 as of Sep 24, 2026. The likely range is $661,552 to $698,458. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 33 Elm St, Charlestown, MA last sell?

33 Elm St, Charlestown, MA last sold on Oct 21, 2010 for $350,000, according to the county's recorded deed. TopHap holds 6 recorded sales for this parcel.

How big is 33 Elm St, Charlestown, MA?

33 Elm St, Charlestown, MA has 2 bedrooms, 1 bathrooms, 887 square feet of living space and a 0.02-acre lot.

When was 33 Elm St, Charlestown, MA built?

33 Elm St, Charlestown, MA was built in 1890, making it 136 years old. The building has 1 story.

What schools serve 33 Elm St, Charlestown, MA?

33 Elm St, Charlestown, MA is assigned to Warren / Prescott K-8 School (elementary), rated A-; Charlestown High School (high), rated F. All sit in Boston School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 33 Elm St, Charlestown, MA compare to other homes in Charlestown 02129?

Among the 5,261 homes in Charlestown 02129, it is worth more than 18% of them ($680,005 against a typical $1,043,770), its price per square foot is higher than 12% of them ($767 against a typical $942), it is bigger than 27% of them (887 ft² against a typical 1,200 ft²), its lot is bigger than 30% of them (887 ft² against a typical 1,113 ft²) and it is newer than 45% of them (1890 against a typical 1899). Measured against all of Suffolk County, it is worth more than 46% 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 33 Elm St, Charlestown, MA?

The 2025 property tax bill for 33 Elm St, Charlestown, MA was $5,822. The county assessed it at $502,800.

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