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Single Family ResidenceResidential
$194,107$245 / 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 83How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026
Last sold for $113,400 on May 7, 2007

9 KNOX CT

PLAINSBORO, NJ 08536
0
Baths
792 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.
490 ft²
Lot SizeThe size of the land the home sits on, from county records.
1983
Year BuiltThe year the home was originally built, according to county records.

Valuation

$194K
$160K low$228K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$113,400 · May 7, 2007

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.$126,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$35,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$91,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$126,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$126,800

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Condo/Apartment
CountyMIDDLESEX
Lot (acres)The size of the land the home sits on, from county records.0.01
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.

E
Town Center Elementary School
Elementary · Grades KG–3 · 0.3 mi
M
Community Middle SchoolA+
Middle · Grades 6–8 · 1.3 mi
H
West Windsor-Plainsboro High School NorthA-
High · Grades 9–12 · 1.4 mi

District: West Windsor-Plainsboro Regional School District

Neighborhood · ZIP 08536These 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.96
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.93

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.34%
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.1.8%
PopulationHow many people live in this area.19,591
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,507 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$127,368
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$156,070
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.49 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

9 Knox Ct 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 least valuable homes in Plainsboro 08536
  • Among the lowest price per square foot in Plainsboro 08536
  • Smaller than 97% of homes in Middlesex County
  • Has a smaller lot than 91% of homes in Middlesex County
  • Older than 84% of homes in Plainsboro 08536

What homes are worth in Plainsboro 08536

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

This home
$237K$1.8M

This home is worth less than almost all homes in Plainsboro 08536.

How it measures up in Plainsboro 08536

The dot is this home. The mark in the middle is the typical home in Plainsboro 08536.

Estimated value$194,107
CheaperTypical $735,084Pricier

Cheaper than almost all homes nearby

Price per ft²$245
CheaperTypical $382Pricier

Cheaper than almost all homes nearby

Living area792 ft²
SmallerTypical 1,844 ft²Bigger

Bigger than 12% of homes nearby

Lot size490 ft²
SmallerTypical 1,525 ft²Bigger

Bigger than 21% of homes nearby

Year built1983
OlderTypical 1986Newer

Newer than 16% of homes nearby

How 9 Knox Ct ranks against every home in each area.
MeasureThis homePlainsboro 08536Middlesex County
Estimated valuepricier than$194,107almost no homesalmost no homes
Price per ft²pricier than$245almost no homes4% of homes
Living areabigger than792 ft²12% of homes3% of homes
Lot sizebigger than490 ft²21% of homes9% of homes
Year builtnewer than198316% of homes66% of homes

About 9 Knox Ct

How much is 9 Knox Ct, Plainsboro, NJ worth?

The TopHap Estimate for 9 Knox Ct, Plainsboro, NJ is $194,107 as of Sep 24, 2026. The likely range is $160,189 to $228,025. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9 Knox Ct, Plainsboro, NJ last sell?

9 Knox Ct, Plainsboro, NJ last sold on May 7, 2007 for $113,400, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 9 Knox Ct, Plainsboro, NJ?

9 Knox Ct, Plainsboro, NJ has 792 square feet of living space and a 0.01-acre lot.

When was 9 Knox Ct, Plainsboro, NJ built?

9 Knox Ct, Plainsboro, NJ was built in 1983, making it 43 years old. It is a condo/apartment home.

What schools serve 9 Knox Ct, Plainsboro, NJ?

9 Knox Ct, Plainsboro, NJ is assigned to Town Center Elementary School (elementary); Community Middle School (middle), rated A+; West Windsor-Plainsboro High School North (high), rated A-. All sit in West Windsor-Plainsboro Regional School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9 Knox Ct, Plainsboro, NJ compare to other homes in Plainsboro 08536?

Among the 4,710 homes in Plainsboro 08536, it is worth more than almost none of them ($194,107 against a typical $735,084), its price per square foot is higher than almost none of them ($245 against a typical $382), it is bigger than 12% of them (792 ft² against a typical 1,844 ft²), its lot is bigger than 21% of them (490 ft² against a typical 1,525 ft²) and it is newer than 16% of them (1983 against a typical 1986). Measured against all of Middlesex County, it is worth more than almost no homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

More homes on Knox Ct

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Assigned schools

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