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CondominiumResidential
$838,966$313 / 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 90How 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
Last sold for $340,000 on Sep 29, 2010

51 HOWARD ST

WALTHAM, MA 02451
Building report
1
Baths
2,678 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$839K
$754K low$923K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$340,000 · Sep 29, 2010

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,103 (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.$785,200 (2026)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$785,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$745,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$848,113

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
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
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.

E
Thomas R Plympton Elementary SchoolC-
Elementary · Grades KG–5 · 0.3 mi
H
Waltham Sr High SchoolD+
High · Grades 9–12 · 1.4 mi
M
John F. Kennedy Middle SchoolB
Middle · Grades 6–8 · 1.4 mi

District: Waltham School District

Neighborhood · ZIP 02451These 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.84
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 100.76

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.96%
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.7.7%
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.16,966
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,036 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$126,384
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$156,140
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

51 Howard 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 80% of homes in Bank Square
  • Costs less per square foot than 95% of homes in Bank Square
  • Bigger than 82% of homes in Waltham 02451
  • Has a smaller lot than 79% of homes in Middlesex County
  • Older than 80% of homes in Waltham 02451

What homes are worth in Waltham 02451

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

This home
$340K$1.4M

This home is worth more than 60% of homes in Waltham 02451.

How it measures up in Waltham 02451

The dot is this home. The mark in the middle is the typical home in Waltham 02451.

Estimated value$838,966
CheaperTypical $785,074Pricier

Pricier than 60% of homes nearby

Price per ft²$313
CheaperTypical $466Pricier

Pricier than 5% of homes nearby

Living area2,678 ft²
SmallerTypical 1,778 ft²Bigger

Bigger than 82% of homes nearby

Lot size0.14 ac
SmallerTypical 0.18 acBigger

Bigger than 35% of homes nearby

Year built1920
OlderTypical 1957Newer

Newer than 20% of homes nearby

How 51 Howard St ranks against every home in each area.
MeasureThis homeBank SquareWaltham 02451Middlesex County
Estimated valuepricier than$838,96680% of homes60% of homes56% of homes
Price per ft²pricier than$3135% of homes5% of homes12% of homes
Living areabigger than2,678 ft²72% of homes82% of homes78% of homes
Lot sizebigger than0.14 ac42% of homes35% of homes21% of homes
Year builtnewer than192058% of homes20% of homes26% of homes

About 51 Howard St

How much is 51 Howard St, Waltham, MA worth?

The TopHap Estimate for 51 Howard St, Waltham, MA is $838,966 as of Sep 24, 2026. The likely range is $754,450 to $923,482. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 51 Howard St, Waltham, MA last sell?

51 Howard St, Waltham, MA last sold on Sep 29, 2010 for $340,000, according to the county's recorded deed.

How big is 51 Howard St, Waltham, MA?

51 Howard St, Waltham, MA has 1 bathrooms and 2,678 square feet of living space.

When was 51 Howard St, Waltham, MA built?

51 Howard St, Waltham, MA was built in 1920, making it 106 years old. It is a condo/apartment home. The building has 1 story.

What schools serve 51 Howard St, Waltham, MA?

51 Howard St, Waltham, MA is assigned to Thomas R Plympton Elementary School (elementary), rated C-; 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 51 Howard St, Waltham, MA compare to other homes in Waltham 02451?

Among the 4,967 homes in Waltham 02451, it is worth more than 60% of them ($838,966 against a typical $785,074), its price per square foot is higher than 5% of them ($313 against a typical $466), it is bigger than 82% of them (2,678 ft² against a typical 1,778 ft²), its lot is bigger than 35% of them (0.14 ac against a typical 0.18 ac) and it is newer than 20% of them (1920 against a typical 1957). Measured against all of Middlesex County, it is worth more than 56% 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 51 Howard St, Waltham, MA?

The 2026 property tax bill for 51 Howard St, Waltham, MA was $8,103. The county assessed it at $785,200.

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