Skip to content
Skip to content
TopHapOpen in map
Public School (Administration, Campus, Dorms, Instruction)Public Works

400 BEAVER ST

WALTHAM, MA 02452
0
Baths
64.56 ac
Lot SizeThe size of the land the home sits on, from county records.

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$63,737,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$32,777,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$30,959,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$63,737,800

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.115 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.51%
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.1 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Public School (Administration, Campus, Dorms, Instruction)
CountyMiddlesex
Lot (acres)The size of the land the home sits on, from county records.64.56
HeatingThe type of heating system in the home.None
CoolingThe type of cooling or air conditioning in the home.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.In-Ground Pool

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

M
John F. Kennedy Middle SchoolA-
Middle · Grades 6–8 · 1.1 mi
H
Waltham Sr High SchoolC
High · Grades 9–12 · 1.3 mi
E
Northeast Elementary SchoolC+
Elementary · Grades KG–5 · 1.4 mi

District: Waltham School District

Neighborhood · ZIP 02452These 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.93
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 100.77

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.95%
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.10.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.17,230
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,328 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$97,289
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$131,986
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%

Owner Tools

Do you own this home?
Claim this home

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

400 Beaver 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 largest lots in Bentley

How it measures up in Waltham 02452

The dot is this home. The mark in the middle is the typical home in Waltham 02452.

Lot size64.56 ac
SmallerTypical 0.35 acBigger

Bigger than almost all homes nearby

How 400 Beaver St ranks against every home in each area.
MeasureThis homeBentleyWaltham 02452Middlesex County
Lot sizebigger than64.56 acalmost all homesalmost all homesalmost all homes

More homes on Beaver St

Closest homes

More homes in Waltham 02452

Assigned schools

Explore the area

See this home in context

Open 400 Beaver St on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map