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Single Family ResidenceResidential
$2,271,915$562 / 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 89How 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 $890,000 on Mar 18, 2003

28 KNOB HILL DR

SUMMIT, NJ 07901
0
Baths
4,044 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.
0.42 ac
Lot SizeThe size of the land the home sits on, from county records.
1963
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$2.3M
$2M low$2.5M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$890,000 · Mar 18, 2003

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$23,509 (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.$525,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$293,400
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$232,400
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$525,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$525,800

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyUNION
Lot (acres)The size of the land the home sits on, from county records.0.42
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
PoolWhether the property has a pool, and what kind, such as in-ground.No

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Franklin Elementary SchoolA+
Elementary · Grades 1–5 · 0.4 mi
H
Summit High SchoolA-
High · Grades 9–12 · 1.2 mi
M
Lawton C. Johnson Summit Middle SchoolA+
Middle · Grades 6–8 · 1.3 mi

District: Summit City School District

Neighborhood · ZIP 07901These 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.55
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.95
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.110

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.4.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.6%
PopulationHow many people live in this area.24,077
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.3,885 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$187,703
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$262,118
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.51 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

28 Knob Hill Dr 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 98% of homes in Union County
  • Costs more per square foot than 87% of homes in Union County
  • Bigger than 96% of homes in Union County
  • Has a bigger lot than 91% of homes in Union County
  • Newer than 80% of homes in Summit 07901

What homes are worth in Summit 07901

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

This home
$482K$4.1M

This home is worth more than 80% of homes in Summit 07901.

How it measures up in Summit 07901

The dot is this home. The mark in the middle is the typical home in Summit 07901.

Estimated value$2,271,915
CheaperTypical $1,360,934Pricier

Pricier than 80% of homes nearby

Price per ft²$562
CheaperTypical $632Pricier

Pricier than 32% of homes nearby

Living area4,044 ft²
SmallerTypical 2,288 ft²Bigger

Bigger than 90% of homes nearby

Lot size0.42 ac
SmallerTypical 0.29 acBigger

Bigger than 71% of homes nearby

Year built1963
OlderTypical 1951Newer

Newer than 80% of homes nearby

How 28 Knob Hill Dr ranks against every home in each area.
MeasureThis homeSummit 07901Union County
Estimated valuepricier than$2,271,91580% of homes98% of homes
Price per ft²pricier than$56232% of homes87% of homes
Living areabigger than4,044 ft²90% of homes96% of homes
Lot sizebigger than0.42 ac71% of homes91% of homes
Year builtnewer than196380% of homes79% of homes

About 28 Knob Hill Dr

How much is 28 Knob Hill Dr, Summit, NJ worth?

The TopHap Estimate for 28 Knob Hill Dr, Summit, NJ is $2,271,915 as of Oct 21, 2026. The likely range is $2,026,840 to $2,516,990. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 28 Knob Hill Dr, Summit, NJ last sell?

28 Knob Hill Dr, Summit, NJ last sold on Mar 18, 2003 for $890,000, according to the county's recorded deed.

How big is 28 Knob Hill Dr, Summit, NJ?

28 Knob Hill Dr, Summit, NJ has 4,044 square feet of living space and a 0.42-acre lot.

When was 28 Knob Hill Dr, Summit, NJ built?

28 Knob Hill Dr, Summit, NJ was built in 1963, making it 63 years old. The building has 1 story.

What schools serve 28 Knob Hill Dr, Summit, NJ?

28 Knob Hill Dr, Summit, NJ is assigned to Franklin Elementary School (elementary), rated A+; Summit High School (high), rated A-; Lawton C. Johnson Summit Middle School (middle), rated A+. All sit in Summit City School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 28 Knob Hill Dr, Summit, NJ compare to other homes in Summit 07901?

Among the 6,689 homes in Summit 07901, it is worth more than 80% of them ($2,271,915 against a typical $1,360,934), its price per square foot is higher than 32% of them ($562 against a typical $632), it is bigger than 90% of them (4,044 ft² against a typical 2,288 ft²), its lot is bigger than 71% of them (0.42 ac against a typical 0.29 ac) and it is newer than 80% of them (1963 against a typical 1951). Measured against all of Union County, it is worth more than 98% 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 28 Knob Hill Dr, Summit, NJ?

The 2025 property tax bill for 28 Knob Hill Dr, Summit, NJ was $23,509. The county assessed it at $525,800.

More homes on Knob Hill Dr

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