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Single Family ResidenceResidential
$544,129$544 / 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 90How 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

4 JOHN AVE

MADISON, NJ 07940
0
Baths
1,000 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.
0.21 ac
Lot SizeThe size of the land the home sits on, from county records.
1938
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$544K
$487K low$601K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,103 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$380,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$280,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$100,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$380,400
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$380,400

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMORRIS
Lot (acres)The size of the land the home sits on, from county records.0.21
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(3)

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
Kings Road Elementary SchoolA-
Elementary · Grades KG–5 · 0.2 mi
M
Madison Junior SchoolA
Middle · Grades 6–8 · 0.5 mi
H
Madison High SchoolB+
High · Grades 9–12 · 1.4 mi

District: Madison Borough School District

Neighborhood · ZIP 07940These 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.54
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.98
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.104

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.96%
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.3.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.3%
PopulationHow many people live in this area.17,707
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,782 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$157,455
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$211,017
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.52 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

4 John Ave 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 Madison 07940
  • Costs more per square foot than 92% of homes in Morris County
  • Among the smallest homes in Madison 07940
  • Has a smaller lot than 68% of homes in Morris County
  • Older than 86% of homes in Morris County

What homes are worth in Madison 07940

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

This home
$598K$3.1M

This home is worth less than almost all homes in Madison 07940.

How it measures up in Madison 07940

The dot is this home. The mark in the middle is the typical home in Madison 07940.

Estimated value$544,129
CheaperTypical $1,126,515Pricier

Cheaper than almost all homes nearby

Price per ft²$544
CheaperTypical $550Pricier

Pricier than 48% of homes nearby

Living area1,000 ft²
SmallerTypical 2,192 ft²Bigger

Smaller than almost all homes nearby

Lot size0.21 ac
SmallerTypical 0.24 acBigger

Bigger than 39% of homes nearby

Year built1938
OlderTypical 1953Newer

Newer than 27% of homes nearby

How 4 John Ave ranks against every home in each area.
MeasureThis homeMadison 07940Morris County
Estimated valuepricier than$544,129almost no homes23% of homes
Price per ft²pricier than$54448% of homes92% of homes
Living areabigger than1,000 ft²almost no homes7% of homes
Lot sizebigger than0.21 ac39% of homes32% of homes
Year builtnewer than193827% of homes14% of homes

About 4 John Ave

How much is 4 John Ave, Madison, NJ worth?

The TopHap Estimate for 4 John Ave, Madison, NJ is $544,129 as of Sep 24, 2026. The likely range is $487,377 to $600,880. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 4 John Ave, Madison, NJ last sell?

4 John Ave, Madison, NJ last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 4 John Ave, Madison, NJ?

4 John Ave, Madison, NJ has 1,000 square feet of living space and a 0.21-acre lot.

When was 4 John Ave, Madison, NJ built?

4 John Ave, Madison, NJ was built in 1938, making it 88 years old. The building has 1 story.

What schools serve 4 John Ave, Madison, NJ?

4 John Ave, Madison, NJ is assigned to Kings Road Elementary School (elementary), rated A-; Madison Junior School (middle), rated A; Madison High School (high), rated B+. All sit in Madison Borough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 4 John Ave, Madison, NJ compare to other homes in Madison 07940?

Among the 4,474 homes in Madison 07940, it is worth more than almost none of them ($544,129 against a typical $1,126,515), its price per square foot is higher than 48% of them ($544 against a typical $550), it is bigger than almost none of them (1,000 ft² against a typical 2,192 ft²), its lot is bigger than 39% of them (0.21 ac against a typical 0.24 ac) and it is newer than 27% of them (1938 against a typical 1953). Measured against all of Morris County, it is worth more than 23% 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 4 John Ave, Madison, NJ?

The 2024 property tax bill for 4 John Ave, Madison, NJ was $8,103. The county assessed it at $380,400.

More homes on John Ave

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More homes in Madison 07940

Assigned schools

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