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Single Family ResidenceResidential
$996,796
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 89How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jun 23, 2026
Last sold for $535,000 on May 25, 2012

108 ALDER ST

WALTHAM, MA 02453
0
Baths
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$997K
$887K low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$535,000 · May 25, 2012
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$511,796
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$409,437
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.49%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$385,000
NEEDHAM COOPERATIVE BANK · 3.25% 1 · recorded Apr 7, 2017
2nd MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$100,000
WATERTOWN SAVINGS BANK

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,124 (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.$827,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$376,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$451,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,027,995

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.0.17
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.

E
Henry Whittemore Elementary SchoolB
Elementary · Grades KG–5 · 0.2 mi
M
John W. McDevitt Middle SchoolB
Middle · Grades 6–8 · 0.8 mi
H
Waltham Sr High SchoolC
High · Grades 9–12 · 1.9 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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 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 91% of homes in Southside
  • Has a smaller lot than 72% 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
$366K$1.3M

This home is worth more than 84% 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$996,796
CheaperTypical $799,000Pricier

Pricier than 84% of homes nearby

Lot size0.17 ac
SmallerTypical 0.15 acBigger

Bigger than 59% of homes nearby

How 108 Alder St ranks against every home in each area.
MeasureThis homeSouthsideWaltham 02453Middlesex County
Estimated valuepricier than$996,79691% of homes84% of homes70% of homes
Lot sizebigger than0.17 ac63% of homes59% of homes28% of homes

About 108 Alder St

How much is 108 Alder St, Waltham, MA worth?

The TopHap Estimate for 108 Alder St, Waltham, MA is $996,796 as of Jun 23, 2026. The likely range is $887,148 to $1,106,443. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 108 Alder St, Waltham, MA last sell?

108 Alder St, Waltham, MA last sold on May 25, 2012 for $535,000, according to the county's recorded deed.

What schools serve 108 Alder St, Waltham, MA?

108 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 108 Alder St, Waltham, MA compare to other homes in Waltham 02453?

Among the 6,296 homes in Waltham 02453, it is worth more than 84% of them ($996,796 against a typical $799,000) and its lot is bigger than 59% of them (0.17 ac against a typical 0.15 ac). Measured against all of Middlesex County, it is worth more than 70% 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 Alder St, Waltham, MA?

The 2025 property tax bill for 108 Alder St, Waltham, MA was $8,124. The county assessed it at $827,300.

Closest homes

More homes in Waltham 02453

Assigned schools

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See this home in context

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