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CondominiumResidential
$472,328$495 / 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 95How 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

71 BROWN ST

WALTHAM, MA 02453
Building report
2
Beds
2
Baths
955 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.
1900
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$472K
$447K low$498K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,894 (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.$396,500 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$396,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$543,020

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.36
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
1
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.
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

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
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyMIDDLESEX
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.2017
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.Roll Tar & Gravel
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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 · 0.5 mi
M
John W. McDevitt Middle SchoolB
Middle · Grades 6–8 · 1.0 mi
H
Waltham Sr High SchoolC
High · Grades 9–12 · 2.1 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

71 Brown 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 less than 92% of homes in Waltham 02453
  • Smaller than 91% of homes in Waltham 02453
  • Has a bigger lot than 75% of homes in Southside
  • Older than 85% 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
$370K$1.3M

This home is worth more than 8% 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$472,328
CheaperTypical $788,271Pricier

Pricier than 8% of homes nearby

Price per ft²$495
CheaperTypical $492Pricier

Pricier than 51% of homes nearby

Living area955 ft²
SmallerTypical 1,866 ft²Bigger

Bigger than 9% of homes nearby

Lot size0.2 ac
SmallerTypical 0.15 acBigger

Bigger than 73% of homes nearby

Year built1900
OlderTypical 1930Newer

Newer than 26% of homes nearby

How 71 Brown St ranks against every home in each area.
MeasureThis homeSouthsideWaltham 02453Middlesex County
Estimated valuepricier than$472,32810% of homes8% of homes12% of homes
Price per ft²pricier than$49544% of homes51% of homes58% of homes
Living areabigger than955 ft²12% of homes9% of homes9% of homes
Lot sizebigger than0.2 ac75% of homes73% of homes34% of homes
Year builtnewer than190046% of homes26% of homes15% of homes

About 71 Brown St

How much is 71 Brown St, Waltham, MA worth?

The TopHap Estimate for 71 Brown St, Waltham, MA is $472,328 as of Sep 24, 2026. The likely range is $446,968 to $497,688. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 71 Brown St, Waltham, MA last sell?

71 Brown St, Waltham, MA last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 71 Brown St, Waltham, MA?

71 Brown St, Waltham, MA has 2 bedrooms, 2 bathrooms and 955 square feet of living space.

When was 71 Brown St, Waltham, MA built?

71 Brown St, Waltham, MA was built in 1900, making it 126 years old. It is a condo/apartment home. The building has 2 stories.

What schools serve 71 Brown St, Waltham, MA?

71 Brown 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 71 Brown St, Waltham, MA compare to other homes in Waltham 02453?

Among the 6,296 homes in Waltham 02453, it is worth more than 8% of them ($472,328 against a typical $788,271), its price per square foot is higher than 51% of them ($495 against a typical $492), it is bigger than 9% of them (955 ft² against a typical 1,866 ft²), its lot is bigger than 73% of them (0.2 ac against a typical 0.15 ac) and it is newer than 26% of them (1900 against a typical 1930). Measured against all of Middlesex County, it is worth more than 12% 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 71 Brown St, Waltham, MA?

The 2025 property tax bill for 71 Brown St, Waltham, MA was $3,894. The county assessed it at $396,500.

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