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Single Family ResidenceResidential
$2,529,140$676 / 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 93How 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
Last sold for $395,000 on Oct 25, 1994

11 OAK ST

BELMONT, MA 02478
6
Beds
5.5
Baths
3,742 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.
0.22 ac
Lot SizeThe size of the land the home sits on, from county records.
1898
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
11
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

$2.5M
$2.4M low$2.7M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$395,000 · Oct 25, 1994

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$26,994 (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.$2,370,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,024,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,346,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$2,363,030

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.13 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.22
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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(5)

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
Roger E WellingtonA
Elementary · Grades PK–3 · 0.2 mi
H
Belmont High SchoolA+
High · Grades 9–12 · 0.2 mi
M
Winthrop L Chenery Upper Elementary SchoolA+
Middle · Grades 4–6 · 0.5 mi

District: Belmont School District

Neighborhood · ZIP 02478These 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.55
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.74

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.28%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.8%
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.27,636
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,959 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$162,650
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$213,185
Average tempThe average temperature here across a full year.49°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

11 Oak 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 97% of homes in Middlesex County
  • Costs more per square foot than 84% of homes in Middlesex County
  • Bigger than 95% of homes in Belmont 02478
  • Has a bigger lot than 72% of homes in Belmont 02478
  • Older than 95% of homes in Belmont 02478

What homes are worth in Belmont 02478

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

This home
$596K$3.6M

This home is worth more than 93% of homes in Belmont 02478.

How it measures up in Belmont 02478

The dot is this home. The mark in the middle is the typical home in Belmont 02478.

Estimated value$2,529,140
CheaperTypical $1,450,718Pricier

Pricier than 93% of homes nearby

Price per ft²$676
CheaperTypical $715Pricier

Pricier than 37% of homes nearby

Living area3,742 ft²
SmallerTypical 2,120 ft²Bigger

Bigger than 95% of homes nearby

Lot size0.22 ac
SmallerTypical 0.16 acBigger

Bigger than 72% of homes nearby

Year built1898
OlderTypical 1930Newer

Newer than 5% of homes nearby

How 11 Oak St ranks against every home in each area.
MeasureThis homeBelmont 02478Middlesex County
Estimated valuepricier than$2,529,14093% of homes97% of homes
Price per ft²pricier than$67637% of homes84% of homes
Living areabigger than3,742 ft²95% of homes94% of homes
Lot sizebigger than0.22 ac72% of homes37% of homes
Year builtnewer than18985% of homes8% of homes

About 11 Oak St

How much is 11 Oak St, Belmont, MA worth?

The TopHap Estimate for 11 Oak St, Belmont, MA is $2,529,140 as of Oct 21, 2026. The likely range is $2,356,453 to $2,701,827. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 11 Oak St, Belmont, MA last sell?

11 Oak St, Belmont, MA last sold on Oct 25, 1994 for $395,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 11 Oak St, Belmont, MA?

11 Oak St, Belmont, MA has 6 bedrooms, 5.5 bathrooms, 3,742 square feet of living space and a 0.22-acre lot.

When was 11 Oak St, Belmont, MA built?

11 Oak St, Belmont, MA was built in 1898, making it 128 years old. It is a colonial home. The building has 2 stories.

What schools serve 11 Oak St, Belmont, MA?

11 Oak St, Belmont, MA is assigned to Roger E Wellington (elementary), rated A; Belmont High School (high), rated A+; Winthrop L Chenery Upper Elementary School (middle), rated A+. All sit in Belmont School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 11 Oak St, Belmont, MA compare to other homes in Belmont 02478?

Among the 7,995 homes in Belmont 02478, it is worth more than 93% of them ($2,529,140 against a typical $1,450,718), its price per square foot is higher than 37% of them ($676 against a typical $715), it is bigger than 95% of them (3,742 ft² against a typical 2,120 ft²), its lot is bigger than 72% of them (0.22 ac against a typical 0.16 ac) and it is newer than 5% of them (1898 against a typical 1930). Measured against all of Middlesex County, it is worth more than 97% 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 11 Oak St, Belmont, MA?

The 2025 property tax bill for 11 Oak St, Belmont, MA was $26,994. The county assessed it at $2,370,000.

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