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Single Family ResidenceResidential
$701,530$376 / 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 94How 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 $535,000 on Dec 17, 2019

108 TRIMOUNT AVE

WALTHAM, MA 02451
3
Beds
1.5
Baths
1,865 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.
3,202 ft²
Lot SizeThe size of the land the home sits on, from county records.
1970
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$702K
$657K low$746K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$535,000 · Dec 17, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,472 (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.$627,100 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$336,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$291,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$589,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$720,655

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.0.07
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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.

M
John F. Kennedy Middle SchoolB
Middle · Grades 6–8 · 0.4 mi
E
Douglas MacArthur Elementary SchoolB-
Elementary · Grades KG–5 · 0.6 mi
H
Waltham Sr High SchoolD+
High · Grades 9–12 · 0.6 mi

District: Waltham School District

Neighborhood · ZIP 02451These 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.84
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.105
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.76

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.7%
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.16,966
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,036 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,384
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$156,140
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

108 Trimount Ave 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 68% of homes in Piety Corner
  • Costs less per square foot than 84% of homes in Waltham 02451
  • Has a smaller lot than 96% of homes in Waltham 02451
  • Newer than 68% of homes in Waltham 02451

What homes are worth in Waltham 02451

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

This home
$384K$1.4M

This home is worth more than 33% of homes in Waltham 02451.

How it measures up in Waltham 02451

The dot is this home. The mark in the middle is the typical home in Waltham 02451.

Estimated value$701,530
CheaperTypical $785,645Pricier

Pricier than 33% of homes nearby

Price per ft²$376
CheaperTypical $467Pricier

Pricier than 16% of homes nearby

Living area1,865 ft²
SmallerTypical 1,778 ft²Bigger

Bigger than 54% of homes nearby

Lot size3,202 ft²
SmallerTypical 0.18 acBigger

Bigger than 4% of homes nearby

Year built1970
OlderTypical 1958Newer

Newer than 68% of homes nearby

How 108 Trimount Ave ranks against every home in each area.
MeasureThis homePiety CornerWaltham 02451Middlesex County
Estimated valuepricier than$701,53032% of homes33% of homes39% of homes
Price per ft²pricier than$37620% of homes16% of homes27% of homes
Living areabigger than1,865 ft²57% of homes54% of homes51% of homes
Lot sizebigger than3,202 ft²6% of homes4% of homes5% of homes
Year builtnewer than197052% of homes68% of homes64% of homes

About 108 Trimount Ave

How much is 108 Trimount Ave, Waltham, MA worth?

The TopHap Estimate for 108 Trimount Ave, Waltham, MA is $701,530 as of Sep 24, 2026. The likely range is $656,627 to $746,434. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 108 Trimount Ave, Waltham, MA last sell?

108 Trimount Ave, Waltham, MA last sold on Dec 17, 2019 for $535,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 108 Trimount Ave, Waltham, MA?

108 Trimount Ave, Waltham, MA has 3 bedrooms, 1.5 bathrooms, 1,865 square feet of living space and a 0.07-acre lot.

When was 108 Trimount Ave, Waltham, MA built?

108 Trimount Ave, Waltham, MA was built in 1970, making it 56 years old. It is a colonial home. The building has 2 stories.

What schools serve 108 Trimount Ave, Waltham, MA?

108 Trimount Ave, Waltham, MA is assigned to John F. Kennedy Middle School (middle), rated B; Douglas MacArthur Elementary School (elementary), rated B-; Waltham Sr High School (high), rated D+. All sit in Waltham School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 108 Trimount Ave, Waltham, MA compare to other homes in Waltham 02451?

Among the 4,967 homes in Waltham 02451, it is worth more than 33% of them ($701,530 against a typical $785,645), its price per square foot is higher than 16% of them ($376 against a typical $467), it is bigger than 54% of them (1,865 ft² against a typical 1,778 ft²), its lot is bigger than 4% of them (3,202 ft² against a typical 0.18 ac) and it is newer than 68% of them (1970 against a typical 1958). Measured against all of Middlesex County, it is worth more than 39% 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 108 Trimount Ave, Waltham, MA?

The 2026 property tax bill for 108 Trimount Ave, Waltham, MA was $6,472. The county assessed it at $627,100.

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