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CondominiumResidential
$627,822$523 / 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 Aug 30, 2026
Last sold for $425,000 on Aug 25, 2017

8 GRANT PL

WALTHAM, MA 02451
Building report
2
Beds
2.5
Baths
1,200 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.
4,037 ft²
Lot SizeThe size of the land the home sits on, from county records.
1983
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$628K
$566K low$690K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$425,000 · Aug 25, 2017

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,119 (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.$521,300 (2025)
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$521,300
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$599,260

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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
CountyMIDDLESEX
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(11)

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 SchoolC
High · Grades 9–12 · 1.3 mi
M
John F. Kennedy Middle SchoolA-
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

8 Grant Pl 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 83% of homes in Waltham 02451
  • Costs more per square foot than 67% of homes in Waltham 02451
  • Smaller than 80% of homes in Waltham 02451
  • Has a smaller lot than 90% of homes in Middlesex County
  • Newer 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
$370K$1.5M

This home is worth more than 17% 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$627,822
CheaperTypical $787,577Pricier

Pricier than 17% of homes nearby

Price per ft²$523
CheaperTypical $473Pricier

Pricier than 67% of homes nearby

Living area1,200 ft²
SmallerTypical 1,778 ft²Bigger

Bigger than 20% of homes nearby

Lot size4,037 ft²
SmallerTypical 0.18 acBigger

Bigger than 16% of homes nearby

Year built1983
OlderTypical 1957Newer

Newer than 80% of homes nearby

How 8 Grant Pl ranks against every home in each area.
MeasureThis homeBank SquareWaltham 02451Middlesex County
Estimated valuepricier than$627,82237% of homes17% of homes29% of homes
Price per ft²pricier than$52356% of homes67% of homes64% of homes
Living areabigger than1,200 ft²23% of homes20% of homes20% of homes
Lot sizebigger than4,037 ft²12% of homes16% of homes10% of homes
Year builtnewer than198377% of homes80% of homes74% of homes

About 8 Grant Pl

How much is 8 Grant Pl, Waltham, MA worth?

The TopHap Estimate for 8 Grant Pl, Waltham, MA is $627,822 as of Aug 30, 2026. The likely range is $565,539 to $690,105. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 8 Grant Pl, Waltham, MA last sell?

8 Grant Pl, Waltham, MA last sold on Aug 25, 2017 for $425,000, according to the county's recorded deed. TopHap holds 5 recorded sales for this parcel.

How big is 8 Grant Pl, Waltham, MA?

8 Grant Pl, Waltham, MA has 2 bedrooms, 2.5 bathrooms and 1,200 square feet of living space.

When was 8 Grant Pl, Waltham, MA built?

8 Grant Pl, Waltham, MA was built in 1983, making it 43 years old. The building has 2 stories.

What schools serve 8 Grant Pl, Waltham, MA?

8 Grant Pl, Waltham, MA is assigned to Thomas R Plympton Elementary School (elementary), rated C; Waltham Sr High School (high), rated C; John F. Kennedy Middle School (middle), rated A-. All sit in Waltham School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 8 Grant Pl, Waltham, MA compare to other homes in Waltham 02451?

Among the 4,967 homes in Waltham 02451, it is worth more than 17% of them ($627,822 against a typical $787,577), its price per square foot is higher than 67% of them ($523 against a typical $473), it is bigger than 20% of them (1,200 ft² against a typical 1,778 ft²), its lot is bigger than 16% of them (4,037 ft² against a typical 0.18 ac) and it is newer than 80% of them (1983 against a typical 1957). Measured against all of Middlesex County, it is worth more than 29% 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 8 Grant Pl, Waltham, MA?

The 2025 property tax bill for 8 Grant Pl, Waltham, MA was $5,119. The county assessed it at $521,300.

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