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Single Family ResidenceResidential
$1,869,137$427 / 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 88How 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 $1,750,000 on Jun 16, 2025

3 HARMON RD

WALTHAM, MA 02452
4
Beds
3.5
Baths
4,374 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.
0.32 ac
Lot SizeThe size of the land the home sits on, from county records.
2021
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
8
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

$1.9M
$1.6M low$2.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,750,000 · Jun 16, 2025

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$14,214 (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.$1,377,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$521,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$855,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,372,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,781,669

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.0.32
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
CoolingThe type of cooling or air conditioning in the home.Yes
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, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.In-Ground Pool

Transaction History(8)

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
Northeast Elementary SchoolD+
Elementary · Grades KG–5 · 0.1 mi
H
Waltham Sr High SchoolD+
High · Grades 9–12 · 0.7 mi
M
John F. Kennedy Middle SchoolB
Middle · Grades 6–8 · 0.7 mi

District: Waltham School District

Neighborhood · ZIP 02452These 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.93
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 100.77

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.31%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.17,230
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,328 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$97,289
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$131,986
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

3 Harmon Rd 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 98% of homes in Waltham 02452
  • Bigger than 97% of homes in Middlesex County
  • Among the newest homes in Waltham 02452

What homes are worth in Waltham 02452

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

This home
$375K$1.8M

This home is worth more than 98% of homes in Waltham 02452.

How it measures up in Waltham 02452

The dot is this home. The mark in the middle is the typical home in Waltham 02452.

Estimated value$1,869,137
CheaperTypical $827,477Pricier

Pricier than 98% of homes nearby

Price per ft²$427
CheaperTypical $469Pricier

Pricier than 38% of homes nearby

Living area4,374 ft²
SmallerTypical 1,905 ft²Bigger

Bigger than 96% of homes nearby

Lot size0.32 ac
SmallerTypical 0.34 acBigger

Bigger than 48% of homes nearby

Year built2021
OlderTypical 1977Newer

Newer than almost all homes nearby

How 3 Harmon Rd ranks against every home in each area.
MeasureThis homeWaltham 02452Middlesex County
Estimated valuepricier than$1,869,13798% of homes94% of homes
Price per ft²pricier than$42738% of homes42% of homes
Living areabigger than4,374 ft²96% of homes97% of homes
Lot sizebigger than0.32 ac48% of homes50% of homes
Year builtnewer than2021almost all homesalmost all homes

About 3 Harmon Rd

How much is 3 Harmon Rd, Waltham, MA worth?

The TopHap Estimate for 3 Harmon Rd, Waltham, MA is $1,869,137 as of Oct 21, 2026. The likely range is $1,640,928 to $2,097,346. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 3 Harmon Rd, Waltham, MA last sell?

3 Harmon Rd, Waltham, MA last sold on Jun 16, 2025 for $1,750,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 3 Harmon Rd, Waltham, MA?

3 Harmon Rd, Waltham, MA has 4 bedrooms, 3.5 bathrooms, 4,374 square feet of living space and a 0.32-acre lot.

When was 3 Harmon Rd, Waltham, MA built?

3 Harmon Rd, Waltham, MA was built in 2021, making it 5 years old. It is a colonial home. The building has 2 stories.

What schools serve 3 Harmon Rd, Waltham, MA?

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

How does 3 Harmon Rd, Waltham, MA compare to other homes in Waltham 02452?

Among the 3,442 homes in Waltham 02452, it is worth more than 98% of them ($1,869,137 against a typical $827,477), its price per square foot is higher than 38% of them ($427 against a typical $469), it is bigger than 96% of them (4,374 ft² against a typical 1,905 ft²), its lot is bigger than 48% of them (0.32 ac against a typical 0.34 ac) and it is newer than almost all of them (2021 against a typical 1977). Measured against all of Middlesex County, it is worth more than 94% 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 3 Harmon Rd, Waltham, MA?

The 2026 property tax bill for 3 Harmon Rd, Waltham, MA was $14,214. The county assessed it at $1,377,300.

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