Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$706,403$411 / 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 96How 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 $417,000 on May 16, 2013

21 CHAMBERLIN WAY

MARTINSVILLE, NJ 08836
0
Baths
1,720 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.
1,252 ft²
Lot SizeThe size of the land the home sits on, from county records.
1997
Year BuiltThe year the home was originally built, according to county records.

Valuation

$706K
$677K low$736K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$417,000 · May 16, 2013

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,452 (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.$642,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$227,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$415,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$594,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$642,000

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.45
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
19
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
67
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
96
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
Lot (acres)The size of the land the home sits on, from county records.0.03
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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
Bridgewater-Raritan Regional Middle SchoolB+
Middle · Grades 7–8 · 1.7 mi
E
Crim Elementary SchoolA
Elementary · Grades KG–4 · 2.0 mi
H
Bridgewater-Raritan Regional High SchoolB+
High · Grades 9–12 · 3.8 mi

District: Bridgewater-Raritan Regional School District

Neighborhood · ZIP 08836These 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.48
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.101

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.42%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.4,433
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.933 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$189,037
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$232,855
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.48 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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

21 Chamberlin Way 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 80% of homes in Martinsville 08836
  • Costs more per square foot than 79% of homes in Somerset County
  • Smaller than 83% of homes in Martinsville 08836
  • Has a smaller lot than 96% of homes in Martinsville 08836
  • Newer than 86% of homes in Martinsville 08836

What homes are worth in Martinsville 08836

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

This home
$477K$1.8M

This home is worth more than 20% of homes in Martinsville 08836.

How it measures up in Martinsville 08836

The dot is this home. The mark in the middle is the typical home in Martinsville 08836.

Estimated value$706,403
CheaperTypical $869,085Pricier

Pricier than 20% of homes nearby

Price per ft²$411
CheaperTypical $358Pricier

Pricier than 78% of homes nearby

Living area1,720 ft²
SmallerTypical 2,454 ft²Bigger

Bigger than 17% of homes nearby

Lot size1,252 ft²
SmallerTypical 1.02 acBigger

Bigger than 4% of homes nearby

Year built1997
OlderTypical 1966Newer

Newer than 86% of homes nearby

How 21 Chamberlin Way ranks against every home in each area.
MeasureThis homeMartinsville 08836Somerset County
Estimated valuepricier than$706,40320% of homes55% of homes
Price per ft²pricier than$41178% of homes79% of homes
Living areabigger than1,720 ft²17% of homes42% of homes
Lot sizebigger than1,252 ft²4% of homes17% of homes
Year builtnewer than199786% of homes83% of homes

About 21 Chamberlin Way

How much is 21 Chamberlin Way, Martinsville, NJ worth?

The TopHap Estimate for 21 Chamberlin Way, Martinsville, NJ is $706,403 as of Aug 30, 2026. The likely range is $676,904 to $735,902. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Chamberlin Way, Martinsville, NJ last sell?

21 Chamberlin Way, Martinsville, NJ last sold on May 16, 2013 for $417,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21 Chamberlin Way, Martinsville, NJ?

21 Chamberlin Way, Martinsville, NJ has 1,720 square feet of living space and a 0.03-acre lot.

When was 21 Chamberlin Way, Martinsville, NJ built?

21 Chamberlin Way, Martinsville, NJ was built in 1997, making it 29 years old.

What schools serve 21 Chamberlin Way, Martinsville, NJ?

21 Chamberlin Way, Martinsville, NJ is assigned to Bridgewater-Raritan Regional Middle School (middle), rated B+; Crim Elementary School (elementary), rated A; Bridgewater-Raritan Regional High School (high), rated B+. All sit in Bridgewater-Raritan Regional School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Chamberlin Way, Martinsville, NJ compare to other homes in Martinsville 08836?

Among the 1,338 homes in Martinsville 08836, it is worth more than 20% of them ($706,403 against a typical $869,085), its price per square foot is higher than 78% of them ($411 against a typical $358), it is bigger than 17% of them (1,720 ft² against a typical 2,454 ft²), its lot is bigger than 4% of them (1,252 ft² against a typical 1.02 ac) and it is newer than 86% of them (1997 against a typical 1966). Measured against all of Somerset County, it is worth more than 55% 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 Chamberlin Way, Martinsville, NJ?

The 2025 property tax bill for 21 Chamberlin Way, Martinsville, NJ was $11,452. The county assessed it at $642,000.

More homes on Chamberlin Way

Closest homes

More homes in Martinsville 08836

Assigned schools

Explore the area

See this home in context

Open 21 Chamberlin Way 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