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Single Family ResidenceResidential
$1,083,959$433 / 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 97How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $241,900 on Apr 21, 1999

21 ROBIN LN

MONROE TOWNSHIP, NJ 08831
0
Baths
2,504 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.
30 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

$1.1M
$1M low$1.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$241,900 · Apr 21, 1999
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$805,159
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$644,127
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.27%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$278,800
BANK OF AMERICA NA · recorded Mar 7, 2022

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$15,405 (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.$536,000 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$232,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$303,800
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$536,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$536,000

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.0.00
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
Mill Lake Elementary SchoolB
Elementary · Grades PK–2 · 1.3 mi
H
Monroe Township High SchoolB
High · Grades 9–12 · 3.1 mi
M
Monroe Township Middle SchoolA-
Middle · Grades 6–8 · 3.4 mi

District: Monroe Township 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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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 Robin Ln 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 95% of homes in Middlesex County
  • Costs more per square foot than 95% of homes in Monroe Township 08831
  • Bigger than 85% of homes in Middlesex County
  • Has a smaller lot than 97% of homes in Middlesex County
  • Newer than 84% 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
$245K$1.5M

This home is worth more than 84% 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$1,083,959
CheaperTypical $654,411Pricier

Pricier than 84% of homes nearby

Price per ft²$433
CheaperTypical $324Pricier

Pricier than 95% of homes nearby

Living area2,504 ft²
SmallerTypical 1,972 ft²Bigger

Bigger than 70% of homes nearby

Lot size30 ft²
SmallerTypical 1,481 ft²Bigger

Bigger than 26% of homes nearby

Year built1997
OlderTypical 1996Newer

Newer than 53% of homes nearby

How 21 Robin Ln ranks against every home in each area.
MeasureThis homeMonroe Township 08831Middlesex County
Estimated valuepricier than$1,083,95984% of homes95% of homes
Price per ft²pricier than$43395% of homes82% of homes
Living areabigger than2,504 ft²70% of homes85% of homes
Lot sizebigger than30 ft²26% of homes3% of homes
Year builtnewer than199753% of homes84% of homes

About 21 Robin Ln

How much is 21 Robin Ln, Monroe Township, NJ worth?

The TopHap Estimate for 21 Robin Ln, Monroe Township, NJ is $1,083,959 as of Jul 14, 2026. The likely range is $1,047,250 to $1,120,668. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Robin Ln, Monroe Township, NJ last sell?

21 Robin Ln, Monroe Township, NJ last sold on Apr 21, 1999 for $241,900, according to the county's recorded deed.

How big is 21 Robin Ln, Monroe Township, NJ?

21 Robin Ln, Monroe Township, NJ has 2,504 square feet of living space and a 0.00-acre lot.

When was 21 Robin Ln, Monroe Township, NJ built?

21 Robin Ln, Monroe Township, NJ was built in 1997, making it 29 years old.

What schools serve 21 Robin Ln, Monroe Township, NJ?

21 Robin Ln, Monroe Township, NJ is assigned to Mill Lake Elementary School (elementary), rated B; Monroe Township High School (high), rated B; Monroe Township Middle School (middle), rated A-. All sit in Monroe Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Robin Ln, Monroe Township, NJ compare to other homes in Monroe Township 08831?

Among the 24,017 homes in Monroe Township 08831, it is worth more than 84% of them ($1,083,959 against a typical $654,411), its price per square foot is higher than 95% of them ($433 against a typical $324), it is bigger than 70% of them (2,504 ft² against a typical 1,972 ft²), its lot is bigger than 26% of them (30 ft² against a typical 1,481 ft²) and it is newer than 53% of them (1997 against a typical 1996). Measured against all of Middlesex County, it is worth more than 95% 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 Robin Ln, Monroe Township, NJ?

The 2025 property tax bill for 21 Robin Ln, Monroe Township, NJ was $15,405. The county assessed it at $536,000.

Closest homes

More homes in Monroe Township 08831

Assigned schools

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