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Single Family ResidenceResidential
$789,458$390 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

511 WILLIAM ST

STONEHAM, MA 02180
3
Beds
1.5
Baths
2,022 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.
0.43 ac
Lot SizeThe size of the land the home sits on, from county records.
1952
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$789K
$726K low$853K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,160 (2026)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$711,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$402,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$309,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$679,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$900,600

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.Ranch
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.43
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.Hot Water
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Basement
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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
Robin Hood Elementary SchoolB-
Elementary · Grades PK–4 · 0.5 mi
M
Central Middle SchoolB
Middle · Grades 5–8 · 1.0 mi
H
Stoneham High SchoolB
High · Grades 9–12 · 1.8 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

511 William 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 less per square foot than 71% of homes in Stoneham 02180
  • Has a bigger lot than 76% of homes in Stoneham 02180

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
$346K$1.3M

This home is worth more than 53% 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$789,458
CheaperTypical $774,829Pricier

Pricier than 53% of homes nearby

Price per ft²$390
CheaperTypical $433Pricier

Pricier than 29% of homes nearby

Living area2,022 ft²
SmallerTypical 1,860 ft²Bigger

Bigger than 58% of homes nearby

Lot size0.43 ac
SmallerTypical 0.24 acBigger

Bigger than 76% of homes nearby

Year built1952
OlderTypical 1958Newer

Newer than 41% of homes nearby

How 511 William St ranks against every home in each area.
MeasureThis homeStoneham 02180Middlesex County
Estimated valuepricier than$789,45853% of homes51% of homes
Price per ft²pricier than$39029% of homes31% of homes
Living areabigger than2,022 ft²58% of homes58% of homes
Lot sizebigger than0.43 ac76% of homes58% of homes
Year builtnewer than195241% of homes43% of homes

About 511 William St

How much is 511 William St, Stoneham, MA worth?

The TopHap Estimate for 511 William St, Stoneham, MA is $789,458 as of Oct 21, 2026. The likely range is $725,910 to $853,006. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 511 William St, Stoneham, MA last sell?

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

How big is 511 William St, Stoneham, MA?

511 William St, Stoneham, MA has 3 bedrooms, 1.5 bathrooms, 2,022 square feet of living space and a 0.43-acre lot.

When was 511 William St, Stoneham, MA built?

511 William St, Stoneham, MA was built in 1952, making it 74 years old. It is a ranch home. The building has 1 story.

What schools serve 511 William St, Stoneham, MA?

511 William St, Stoneham, MA is assigned to Robin Hood Elementary School (elementary), rated B-; Central Middle School (middle), rated B; Stoneham High School (high), rated B. All sit in Stoneham School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 511 William St, Stoneham, MA compare to other homes in Stoneham 02180?

Among the 7,337 homes in Stoneham 02180, it is worth more than 53% of them ($789,458 against a typical $774,829), its price per square foot is higher than 29% of them ($390 against a typical $433), it is bigger than 58% of them (2,022 ft² against a typical 1,860 ft²), its lot is bigger than 76% of them (0.43 ac against a typical 0.24 ac) and it is newer than 41% of them (1952 against a typical 1958). Measured against all of Middlesex County, it is worth more than 51% 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 511 William St, Stoneham, MA?

The 2026 property tax bill for 511 William St, Stoneham, MA was $7,160. The county assessed it at $711,700.

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