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CondominiumResidential
$1,572,425$418 / 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 92How 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 $1,290,000 on Aug 30, 2022

165 RIVER ST

WALTHAM, MA 02453
Building report
4
Beds
2
Baths
3,765 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
2022
Year BuiltThe year the home was originally built, according to county records.
3
StoriesHow many floors the home has above ground.
13
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

$1.6M
$1.4M low$1.7M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,290,000 · Aug 30, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$13,760 (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.$1,333,300 (2026)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,333,300
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,269,600

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.37
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
4
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
59
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
89
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
32
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Condominium
CountyMIDDLESEX
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
CoolingThe type of cooling or air conditioning in the home.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(1)

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 W. McDevitt Middle SchoolC
Middle · Grades 6–8 · 0.8 mi
E
James Fitzgerald Elementary SchoolB-
Elementary · Grades KG–5 · 0.9 mi
H
Waltham Sr High SchoolD+
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

165 River 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.

  • Among the most valuable homes in The Bleachery
  • Costs less per square foot than 77% of homes in The Bleachery
  • Bigger than 94% of homes in Middlesex County
  • Has a bigger lot than 74% of homes in Waltham 02453
  • Among the newest homes in The Bleachery

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
$363K$1.4M

This home is worth more than almost all 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$1,572,425
CheaperTypical $789,185Pricier

Pricier than almost all homes nearby

Price per ft²$418
CheaperTypical $493Pricier

Pricier than 24% of homes nearby

Living area3,765 ft²
SmallerTypical 1,886 ft²Bigger

Bigger than 93% of homes nearby

Lot size0.2 ac
SmallerTypical 0.15 acBigger

Bigger than 74% of homes nearby

Year built2022
OlderTypical 1930Newer

Newer than almost all homes nearby

How 165 River St ranks against every home in each area.
MeasureThis homeThe BleacheryWaltham 02453Middlesex County
Estimated valuepricier than$1,572,425almost all homesalmost all homes90% of homes
Price per ft²pricier than$41823% of homes24% of homes39% of homes
Living areabigger than3,765 ft²93% of homes93% of homes94% of homes
Lot sizebigger than0.2 ac72% of homes74% of homes34% of homes
Year builtnewer than2022almost all homesalmost all homesalmost all homes

About 165 River St

How much is 165 River St, Waltham, MA worth?

The TopHap Estimate for 165 River St, Waltham, MA is $1,572,425 as of Oct 21, 2026. The likely range is $1,449,315 to $1,695,535. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 165 River St, Waltham, MA last sell?

165 River St, Waltham, MA last sold on Aug 30, 2022 for $1,290,000, according to the county's recorded deed.

How big is 165 River St, Waltham, MA?

165 River St, Waltham, MA has 4 bedrooms, 2 bathrooms and 3,765 square feet of living space.

When was 165 River St, Waltham, MA built?

165 River St, Waltham, MA was built in 2022, making it 4 years old. The building has 3 stories.

What schools serve 165 River St, Waltham, MA?

165 River St, Waltham, MA is assigned to John W. McDevitt Middle School (middle), rated C; James Fitzgerald 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 165 River St, Waltham, MA compare to other homes in Waltham 02453?

Among the 6,296 homes in Waltham 02453, it is worth more than almost all of them ($1,572,425 against a typical $789,185), its price per square foot is higher than 24% of them ($418 against a typical $493), it is bigger than 93% of them (3,765 ft² against a typical 1,886 ft²), its lot is bigger than 74% of them (0.2 ac against a typical 0.15 ac) and it is newer than almost all of them (2022 against a typical 1930). Measured against all of Middlesex County, it is worth more than 90% 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 165 River St, Waltham, MA?

The 2026 property tax bill for 165 River St, Waltham, MA was $13,760. The county assessed it at $1,333,300.

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