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Single Family ResidenceResidential
$727,385$568 / 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 91How 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 $294,000 on Apr 1, 2004

21 CROSS ST

WALTHAM, MA 02453
2
Beds
1
Baths
1,280 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.
1,999 ft²
Lot SizeThe size of the land the home sits on, from county records.
1850
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

$727K
$664K low$791K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$294,000 · Apr 1, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,531 (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.$563,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$309,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$254,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$635,075

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.0.05
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.Gravity
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(7)

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 SchoolB
Middle · Grades 6–8 · 0.2 mi
E
James Fitzgerald Elementary SchoolB-
Elementary · Grades KG–5 · 1.1 mi
H
Waltham Sr High SchoolC
High · Grades 9–12 · 1.3 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

21 Cross 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 70% of homes in The Bleachery
  • Costs more per square foot than 77% of homes in The Bleachery
  • Smaller than 79% of homes in The Bleachery
  • Among the smallest lots in Waltham 02453
  • Among the oldest homes in Waltham 02453

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
$352K$1.3M

This home is worth more than 36% 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$727,385
CheaperTypical $779,900Pricier

Pricier than 36% of homes nearby

Price per ft²$568
CheaperTypical $493Pricier

Pricier than 76% of homes nearby

Living area1,280 ft²
SmallerTypical 1,873 ft²Bigger

Bigger than 22% of homes nearby

Lot size1,999 ft²
SmallerTypical 0.15 acBigger

Smaller than almost all homes nearby

Year built1850
OlderTypical 1930Newer

Older than almost all homes nearby

How 21 Cross St ranks against every home in each area.
MeasureThis homeThe BleacheryWaltham 02453Middlesex County
Estimated valuepricier than$727,38530% of homes36% of homes43% of homes
Price per ft²pricier than$56877% of homes76% of homes71% of homes
Living areabigger than1,280 ft²21% of homes22% of homes24% of homes
Lot sizebigger than1,999 ft²almost no homesalmost no homes2% of homes
Year builtnewer than18502% of homesalmost no homesalmost no homes

About 21 Cross St

How much is 21 Cross St, Waltham, MA worth?

The TopHap Estimate for 21 Cross St, Waltham, MA is $727,385 as of Aug 30, 2026. The likely range is $664,059 to $790,711. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Cross St, Waltham, MA last sell?

21 Cross St, Waltham, MA last sold on Apr 1, 2004 for $294,000, according to the county's recorded deed. TopHap holds 4 recorded sales for this parcel.

How big is 21 Cross St, Waltham, MA?

21 Cross St, Waltham, MA has 2 bedrooms, 1 bathrooms, 1,280 square feet of living space and a 0.05-acre lot.

When was 21 Cross St, Waltham, MA built?

21 Cross St, Waltham, MA was built in 1850, making it 176 years old. The building has 2 stories.

What schools serve 21 Cross St, Waltham, MA?

21 Cross St, Waltham, MA is assigned to John W. McDevitt Middle School (middle), rated B; James Fitzgerald Elementary School (elementary), 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 21 Cross St, Waltham, MA compare to other homes in Waltham 02453?

Among the 6,296 homes in Waltham 02453, it is worth more than 36% of them ($727,385 against a typical $779,900), its price per square foot is higher than 76% of them ($568 against a typical $493), it is bigger than 22% of them (1,280 ft² against a typical 1,873 ft²), its lot is bigger than almost none of them (1,999 ft² against a typical 0.15 ac) and it is newer than almost none of them (1850 against a typical 1930). Measured against all of Middlesex County, it is worth more than 43% 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 21 Cross St, Waltham, MA?

The 2025 property tax bill for 21 Cross St, Waltham, MA was $5,531. The county assessed it at $563,200.

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