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Single Family ResidenceResidential
$502,784$403 / 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 Oct 21, 2026
Last sold for $290,000 on Jul 30, 2018

20 DUANE ST

JAMESBURG, NJ 08831
0
Baths
1,248 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
2002
Year BuiltThe year the home was originally built, according to county records.

Valuation

$503K
$484K low$521K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$290,000 · Jul 30, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,982 (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.$139,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$38,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$100,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$139,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$139,000

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.0.17
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.

M
Grace M. Breckwedel Middle SchoolC-
Middle · Grades 6–8 · 0.5 mi
E
John F. Kennedy Elementary SchoolD+
Elementary · Grades PK–5 · 0.7 mi
H
Monroe Township High SchoolB
High · Grades 9–12 · 1.5 mi

District: Jamesburg Borough School District

Neighborhood · ZIP 08831These 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.92
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.90

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.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.1%
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.58,546
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,176 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$116,679
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$146,555
Average tempThe average temperature here across a full year.53°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%

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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 Duane 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 68% of homes in Middlesex County
  • Costs more per square foot than 90% of homes in Monroe Township 08831
  • Smaller than 87% of homes in Monroe Township 08831
  • Has a bigger lot than 77% of homes in Monroe Township 08831
  • Newer than 89% of homes in Middlesex County

What homes are worth in Monroe Township 08831

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

This home
$237K$1.5M

This home is worth more than 36% of homes in Monroe Township 08831.

How it measures up in Monroe Township 08831

The dot is this home. The mark in the middle is the typical home in Monroe Township 08831.

Estimated value$502,784
CheaperTypical $651,392Pricier

Pricier than 36% of homes nearby

Price per ft²$403
CheaperTypical $322Pricier

Pricier than 90% of homes nearby

Living area1,248 ft²
SmallerTypical 1,960 ft²Bigger

Bigger than 13% of homes nearby

Lot size0.17 ac
SmallerTypical 1,525 ft²Bigger

Bigger than 77% of homes nearby

Year built2002
OlderTypical 1996Newer

Newer than 64% of homes nearby

How 20 Duane St ranks against every home in each area.
MeasureThis homeMonroe Township 08831Middlesex County
Estimated valuepricier than$502,78436% of homes32% of homes
Price per ft²pricier than$40390% of homes72% of homes
Living areabigger than1,248 ft²13% of homes26% of homes
Lot sizebigger than0.17 ac77% of homes59% of homes
Year builtnewer than200264% of homes89% of homes

About 20 Duane St

How much is 20 Duane St, Jamesburg, NJ worth?

The TopHap Estimate for 20 Duane St, Jamesburg, NJ is $502,784 as of Oct 21, 2026. The likely range is $484,187 to $521,381. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Duane St, Jamesburg, NJ last sell?

20 Duane St, Jamesburg, NJ last sold on Jul 30, 2018 for $290,000, according to the county's recorded deed.

How big is 20 Duane St, Jamesburg, NJ?

20 Duane St, Jamesburg, NJ has 1,248 square feet of living space and a 0.17-acre lot.

When was 20 Duane St, Jamesburg, NJ built?

20 Duane St, Jamesburg, NJ was built in 2002, making it 24 years old.

What schools serve 20 Duane St, Jamesburg, NJ?

20 Duane St, Jamesburg, NJ is assigned to Grace M. Breckwedel Middle School (middle), rated C-; John F. Kennedy Elementary School (elementary), rated D+; Monroe Township High School (high), rated B. All sit in Jamesburg Borough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 20 Duane St, Jamesburg, NJ compare to other homes in Monroe Township 08831?

Among the 24,017 homes in Monroe Township 08831, it is worth more than 36% of them ($502,784 against a typical $651,392), its price per square foot is higher than 90% of them ($403 against a typical $322), it is bigger than 13% of them (1,248 ft² against a typical 1,960 ft²), its lot is bigger than 77% of them (0.17 ac against a typical 1,525 ft²) and it is newer than 64% of them (2002 against a typical 1996). Measured against all of Middlesex County, it is worth more than 32% 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 Duane St, Jamesburg, NJ?

The 2025 property tax bill for 20 Duane St, Jamesburg, NJ was $9,982. The county assessed it at $139,000.

More homes on Duane St

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