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Single Family ResidenceResidential
$970,107$447 / 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 94How 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 $600,000 on Jul 20, 1999

20 ROUNDTOP RD

BERNARDSVILLE, NJ 07924
0
Baths
2,172 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.
2.8 ac
Lot SizeThe size of the land the home sits on, from county records.
1971
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$970K
$916K low$1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$600,000 · Jul 20, 1999

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$15,628 (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.$872,200 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$425,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$446,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$823,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$872,200

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.46
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
22
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
66
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
98
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
43
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.Single Family Residence
CountySOMERSET
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

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

H
Bernards High SchoolA-
High · Grades 9–12 · 0.7 mi
E
Marion T. Bedwell Elementary SchoolB
Elementary · Grades PK–4 · 0.9 mi
M
Bernardsville Middle SchoolA
Middle · Grades 5–8 · 0.9 mi

District: Somerset Hills Regional School District

Neighborhood · ZIP 07924These 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.86
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.98

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.41%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.8,345
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.639 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$196,059
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$283,369
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.53 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

20 Roundtop Rd 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 78% of homes in Somerset County
  • Costs more per square foot than 89% of homes in Somerset County
  • Has a bigger lot than 96% of homes in Somerset County
  • Newer than 65% of homes in Bernardsville 07924

What homes are worth in Bernardsville 07924

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

This home
$298K$3.2M

This home is worth more than 48% of homes in Bernardsville 07924.

How it measures up in Bernardsville 07924

The dot is this home. The mark in the middle is the typical home in Bernardsville 07924.

Estimated value$970,107
CheaperTypical $1,005,492Pricier

Pricier than 48% of homes nearby

Price per ft²$447
CheaperTypical $417Pricier

Pricier than 65% of homes nearby

Living area2,172 ft²
SmallerTypical 2,386 ft²Bigger

Bigger than 43% of homes nearby

Lot size2.8 ac
SmallerTypical 0.49 acBigger

Bigger than 78% of homes nearby

Year built1971
OlderTypical 1960Newer

Newer than 65% of homes nearby

How 20 Roundtop Rd ranks against every home in each area.
MeasureThis homeBernardsville 07924Somerset County
Estimated valuepricier than$970,10748% of homes78% of homes
Price per ft²pricier than$44765% of homes89% of homes
Living areabigger than2,172 ft²43% of homes60% of homes
Lot sizebigger than2.8 ac78% of homes96% of homes
Year builtnewer than197165% of homes41% of homes

About 20 Roundtop Rd

How much is 20 Roundtop Rd, Bernardsville, NJ worth?

The TopHap Estimate for 20 Roundtop Rd, Bernardsville, NJ is $970,107 as of Aug 30, 2026. The likely range is $916,161 to $1,024,053. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Roundtop Rd, Bernardsville, NJ last sell?

20 Roundtop Rd, Bernardsville, NJ last sold on Jul 20, 1999 for $600,000, according to the county's recorded deed.

When was 20 Roundtop Rd, Bernardsville, NJ built?

20 Roundtop Rd, Bernardsville, NJ was built in 1971, making it 55 years old. The building has 2 stories.

What schools serve 20 Roundtop Rd, Bernardsville, NJ?

20 Roundtop Rd, Bernardsville, NJ is assigned to Bernards High School (high), rated A-; Marion T. Bedwell Elementary School (elementary), rated B; Bernardsville Middle School (middle), rated A. All sit in Somerset Hills Regional School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Roundtop Rd, Bernardsville, NJ compare to other homes in Bernardsville 07924?

Among the 2,518 homes in Bernardsville 07924, it is worth more than 48% of them ($970,107 against a typical $1,005,492), its price per square foot is higher than 65% of them ($447 against a typical $417), it is bigger than 43% of them (2,172 ft² against a typical 2,386 ft²), its lot is bigger than 78% of them (2.8 ac against a typical 0.49 ac) and it is newer than 65% of them (1971 against a typical 1960). Measured against all of Somerset County, it is worth more than 78% 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 20 Roundtop Rd, Bernardsville, NJ?

The 2025 property tax bill for 20 Roundtop Rd, Bernardsville, NJ was $15,628. The county assessed it at $872,200.

More homes on Roundtop Rd

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Assigned schools

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