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Single Family ResidenceResidential
$787,871$479 / 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 98How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $135,000 on Aug 1, 1985

140 ALDER ST

WALTHAM, MA 02453
4
Beds
1
Baths
1,646 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.
0.12 ac
Lot SizeThe size of the land the home sits on, from county records.
1910
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.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$788K
$768K low$807K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$135,000 · Aug 1, 1985

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,990 (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.$610,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$357,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$252,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$935,180

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.0.12
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
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(7)

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
Henry Whittemore Elementary SchoolB
Elementary · Grades KG–5 · 0.1 mi
M
John W. McDevitt Middle SchoolB
Middle · Grades 6–8 · 0.8 mi
H
Waltham Sr High SchoolC
High · Grades 9–12 · 2.0 mi

District: Waltham School District

Neighborhood · ZIP 02453These 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.106
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 100.73

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.94%
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.6.8%
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.32,080
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.8,464 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$106,981
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$136,606
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

140 Alder 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 67% of homes in Southside
  • Has a smaller lot than 82% of homes in Middlesex County
  • Older than 81% of homes in Middlesex County

What homes are worth in Waltham 02453

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

This home
$355K$1.3M

This home is worth more than 46% of homes in Waltham 02453.

How it measures up in Waltham 02453

The dot is this home. The mark in the middle is the typical home in Waltham 02453.

Estimated value$787,871
CheaperTypical $808,417Pricier

Pricier than 46% of homes nearby

Price per ft²$479
CheaperTypical $500Pricier

Pricier than 44% of homes nearby

Living area1,646 ft²
SmallerTypical 1,876 ft²Bigger

Bigger than 40% of homes nearby

Lot size0.12 ac
SmallerTypical 0.15 acBigger

Bigger than 29% of homes nearby

Year built1910
OlderTypical 1930Newer

Newer than 34% of homes nearby

How 140 Alder St ranks against every home in each area.
MeasureThis homeSouthsideWaltham 02453Middlesex County
Estimated valuepricier than$787,87167% of homes46% of homes50% of homes
Price per ft²pricier than$47942% of homes44% of homes55% of homes
Living areabigger than1,646 ft²38% of homes40% of homes42% of homes
Lot sizebigger than0.12 ac35% of homes29% of homes18% of homes
Year builtnewer than191062% of homes34% of homes19% of homes

About 140 Alder St

How much is 140 Alder St, Waltham, MA worth?

The TopHap Estimate for 140 Alder St, Waltham, MA is $787,871 as of Jul 14, 2026. The likely range is $768,445 to $807,297. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 140 Alder St, Waltham, MA last sell?

140 Alder St, Waltham, MA last sold on Aug 1, 1985 for $135,000, according to the county's recorded deed.

How big is 140 Alder St, Waltham, MA?

140 Alder St, Waltham, MA has 4 bedrooms, 1 bathrooms, 1,646 square feet of living space and a 0.12-acre lot.

When was 140 Alder St, Waltham, MA built?

140 Alder St, Waltham, MA was built in 1910, making it 116 years old. The building has 2 stories.

What schools serve 140 Alder St, Waltham, MA?

140 Alder St, Waltham, MA is assigned to Henry Whittemore Elementary School (elementary), rated B; John W. McDevitt Middle School (middle), rated B; Waltham Sr High School (high), rated C. All sit in Waltham School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 140 Alder St, Waltham, MA compare to other homes in Waltham 02453?

Among the 6,296 homes in Waltham 02453, it is worth more than 46% of them ($787,871 against a typical $808,417), its price per square foot is higher than 44% of them ($479 against a typical $500), it is bigger than 40% of them (1,646 ft² against a typical 1,876 ft²), its lot is bigger than 29% of them (0.12 ac against a typical 0.15 ac) and it is newer than 34% of them (1910 against a typical 1930). Measured against all of Middlesex County, it is worth more than 50% 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 140 Alder St, Waltham, MA?

The 2025 property tax bill for 140 Alder St, Waltham, MA was $5,990. The county assessed it at $610,000.

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