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Single Family ResidenceResidential
$1,077,301$272 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

21 BERKSHIRE ST

WHIPPANY, NJ 07981
0
Baths
3,958 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.
0.34 ac
Lot SizeThe size of the land the home sits on, from county records.
1956
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$1.1M
$991K low$1.2M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,458 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$591,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$210,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$380,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$591,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$591,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMORRIS
Lot (acres)The size of the land the home sits on, from county records.0.34
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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
Bee Meadow SchoolB
Elementary · Grades PK–5 · 0.7 mi
M
Memorial Junior SchoolA-
Middle · Grades 6–8 · 1.0 mi
H
Whippany Park High SchoolB
High · Grades 9–12 · 1.7 mi

District: Hanover Township School District

Neighborhood · ZIP 07981These 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.58
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.106

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.8,867
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,280 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$144,275
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$160,259
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.51 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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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 Berkshire 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 87% of homes in Whippany 07981
  • Costs less per square foot than 95% of homes in Whippany 07981
  • Bigger than 97% of homes in Whippany 07981
  • Older than 67% of homes in Morris County

What homes are worth in Whippany 07981

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

This home
$223K$1.5M

This home is worth more than 87% of homes in Whippany 07981.

How it measures up in Whippany 07981

The dot is this home. The mark in the middle is the typical home in Whippany 07981.

Estimated value$1,077,301
CheaperTypical $789,758Pricier

Pricier than 87% of homes nearby

Price per ft²$272
CheaperTypical $408Pricier

Pricier than 5% of homes nearby

Living area3,958 ft²
SmallerTypical 1,876 ft²Bigger

Bigger than 97% of homes nearby

Lot size0.34 ac
SmallerTypical 0.38 acBigger

Bigger than 41% of homes nearby

Year built1956
OlderTypical 1970Newer

Newer than 39% of homes nearby

How 21 Berkshire St ranks against every home in each area.
MeasureThis homeWhippany 07981Morris County
Estimated valuepricier than$1,077,30187% of homes83% of homes
Price per ft²pricier than$2725% of homes9% of homes
Living areabigger than3,958 ft²97% of homes94% of homes
Lot sizebigger than0.34 ac41% of homes51% of homes
Year builtnewer than195639% of homes33% of homes

About 21 Berkshire St

How much is 21 Berkshire St, Whippany, NJ worth?

The TopHap Estimate for 21 Berkshire St, Whippany, NJ is $1,077,301 as of Oct 21, 2026. The likely range is $990,821 to $1,163,781. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Berkshire St, Whippany, NJ last sell?

21 Berkshire St, Whippany, NJ last sold on Apr 13, 1999, according to the county's recorded deed.

How big is 21 Berkshire St, Whippany, NJ?

21 Berkshire St, Whippany, NJ has 3,958 square feet of living space and a 0.34-acre lot.

When was 21 Berkshire St, Whippany, NJ built?

21 Berkshire St, Whippany, NJ was built in 1956, making it 70 years old. The building has 2 stories.

What schools serve 21 Berkshire St, Whippany, NJ?

21 Berkshire St, Whippany, NJ is assigned to Bee Meadow School (elementary), rated B; Memorial Junior School (middle), rated A-; Whippany Park High School (high), rated B. All sit in Hanover Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Berkshire St, Whippany, NJ compare to other homes in Whippany 07981?

Among the 3,385 homes in Whippany 07981, it is worth more than 87% of them ($1,077,301 against a typical $789,758), its price per square foot is higher than 5% of them ($272 against a typical $408), it is bigger than 97% of them (3,958 ft² against a typical 1,876 ft²), its lot is bigger than 41% of them (0.34 ac against a typical 0.38 ac) and it is newer than 39% of them (1956 against a typical 1970). Measured against all of Morris County, it is worth more than 83% 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 Berkshire St, Whippany, NJ?

The 2024 property tax bill for 21 Berkshire St, Whippany, NJ was $12,458. The county assessed it at $591,000.

More homes on Berkshire St

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