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Single Family ResidenceResidential
$803,413$508 / 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 87How 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

12 CONGRESS ST

STONEHAM, MA 02180
4
Beds
1
Baths
1,582 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.
0.15 ac
Lot SizeThe size of the land the home sits on, from county records.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$803K
$701K low$906K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,835 (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.$668,100 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$347,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$320,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$689,795

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.15
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Asphalt
HeatingThe type of heating system in the home.Steam
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(6)

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
South Elementary SchoolA-
Elementary · Grades PK–4 · 0.2 mi
H
Stoneham High SchoolB+
High · Grades 9–12 · 0.8 mi
M
Central Middle SchoolC
Middle · Grades 5–8 · 0.8 mi

District: Stoneham School District

Neighborhood · ZIP 02180These 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.86
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 100.79

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.5%
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.24,074
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,575 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$121,424
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$141,493
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

12 Congress 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.

  • Costs more per square foot than 82% of homes in Stoneham 02180
  • Has a smaller lot than 86% of homes in Stoneham 02180
  • Older than 85% of homes in Middlesex County

What homes are worth in Stoneham 02180

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

This home
$339K$1.3M

This home is worth more than 56% of homes in Stoneham 02180.

How it measures up in Stoneham 02180

The dot is this home. The mark in the middle is the typical home in Stoneham 02180.

Estimated value$803,413
CheaperTypical $772,780Pricier

Pricier than 56% of homes nearby

Price per ft²$508
CheaperTypical $432Pricier

Pricier than 82% of homes nearby

Living area1,582 ft²
SmallerTypical 1,856 ft²Bigger

Bigger than 37% of homes nearby

Lot size0.15 ac
SmallerTypical 0.24 acBigger

Bigger than 14% of homes nearby

Year built1900
OlderTypical 1958Newer

Newer than 16% of homes nearby

How 12 Congress St ranks against every home in each area.
MeasureThis homeStoneham 02180Middlesex County
Estimated valuepricier than$803,41356% of homes52% of homes
Price per ft²pricier than$50882% of homes60% of homes
Living areabigger than1,582 ft²37% of homes38% of homes
Lot sizebigger than0.15 ac14% of homes25% of homes
Year builtnewer than190016% of homes15% of homes

About 12 Congress St

How much is 12 Congress St, Stoneham, MA worth?

The TopHap Estimate for 12 Congress St, Stoneham, MA is $803,413 as of Aug 30, 2026. The likely range is $700,529 to $906,297. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12 Congress St, Stoneham, MA last sell?

12 Congress St, Stoneham, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 12 Congress St, Stoneham, MA?

12 Congress St, Stoneham, MA has 4 bedrooms, 1 bathrooms, 1,582 square feet of living space and a 0.15-acre lot.

When was 12 Congress St, Stoneham, MA built?

12 Congress St, Stoneham, MA was built in 1900, making it 126 years old. The building has 2 stories.

What schools serve 12 Congress St, Stoneham, MA?

12 Congress St, Stoneham, MA is assigned to South Elementary School (elementary), rated A-; Stoneham High School (high), rated B+; Central Middle School (middle), rated C. All sit in Stoneham School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12 Congress St, Stoneham, MA compare to other homes in Stoneham 02180?

Among the 7,341 homes in Stoneham 02180, it is worth more than 56% of them ($803,413 against a typical $772,780), its price per square foot is higher than 82% of them ($508 against a typical $432), it is bigger than 37% of them (1,582 ft² against a typical 1,856 ft²), its lot is bigger than 14% of them (0.15 ac against a typical 0.24 ac) and it is newer than 16% of them (1900 against a typical 1958). Measured against all of Middlesex County, it is worth more than 52% 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 12 Congress St, Stoneham, MA?

The 2025 property tax bill for 12 Congress St, Stoneham, MA was $6,835. The county assessed it at $668,100.

More homes on Congress St

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Assigned schools

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