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Single Family ResidenceResidential
$640,970$386 / 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 94How 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

21 SLOPE DR

DOVER, NJ 07801
0
Baths
1,660 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1968
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$641K
$605K low$677K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,559 (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.$533,600 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$310,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$223,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$488,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$533,600

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.0.18
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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
Birchwood Elementary SchoolB+
Elementary · Grades PK–5 · 0.3 mi
M
Copeland Middle SchoolB
Middle · Grades 6–8 · 1.9 mi
H
Morris Knolls High SchoolB+
High · Grades 9–12 · 2.0 mi

District: Rockaway Township School District

Neighborhood · ZIP 07801These 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.112
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.94
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.101

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.20%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.12%
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.27,400
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.5,124 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$80,014
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$98,181
Average tempThe average temperature here across a full year.49°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

21 Slope 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 85% of homes in Dover 07801
  • Costs more per square foot than 78% of homes in Dover 07801
  • Smaller than 66% of homes in Morris County
  • Has a smaller lot than 74% of homes in Morris County
  • Newer than 81% of homes in Dover 07801

What homes are worth in Dover 07801

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

This home
$298K$826K

This home is worth more than 85% of homes in Dover 07801.

How it measures up in Dover 07801

The dot is this home. The mark in the middle is the typical home in Dover 07801.

Estimated value$640,970
CheaperTypical $517,178Pricier

Pricier than 85% of homes nearby

Price per ft²$386
CheaperTypical $328Pricier

Pricier than 78% of homes nearby

Living area1,660 ft²
SmallerTypical 1,572 ft²Bigger

Bigger than 56% of homes nearby

Lot size0.18 ac
SmallerTypical 0.16 acBigger

Bigger than 59% of homes nearby

Year built1968
OlderTypical 1949Newer

Newer than 81% of homes nearby

How 21 Slope Dr ranks against every home in each area.
MeasureThis homeDover 07801Morris County
Estimated valuepricier than$640,97085% of homes39% of homes
Price per ft²pricier than$38678% of homes60% of homes
Living areabigger than1,660 ft²56% of homes34% of homes
Lot sizebigger than0.18 ac59% of homes26% of homes
Year builtnewer than196881% of homes52% of homes

About 21 Slope Dr

How much is 21 Slope Dr, Dover, NJ worth?

The TopHap Estimate for 21 Slope Dr, Dover, NJ is $640,970 as of Oct 21, 2026. The likely range is $605,263 to $676,677. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Slope Dr, Dover, NJ last sell?

21 Slope Dr, Dover, NJ last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Slope Dr, Dover, NJ?

21 Slope Dr, Dover, NJ has 1,660 square feet of living space and a 0.18-acre lot.

When was 21 Slope Dr, Dover, NJ built?

21 Slope Dr, Dover, NJ was built in 1968, making it 58 years old. The building has 2 stories.

What schools serve 21 Slope Dr, Dover, NJ?

21 Slope Dr, Dover, NJ is assigned to Birchwood Elementary School (elementary), rated B+; Copeland Middle School (middle), rated B; Morris Knolls High School (high), rated B+. All sit in Rockaway Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Slope Dr, Dover, NJ compare to other homes in Dover 07801?

Among the 5,272 homes in Dover 07801, it is worth more than 85% of them ($640,970 against a typical $517,178), its price per square foot is higher than 78% of them ($386 against a typical $328), it is bigger than 56% of them (1,660 ft² against a typical 1,572 ft²), its lot is bigger than 59% of them (0.18 ac against a typical 0.16 ac) and it is newer than 81% of them (1968 against a typical 1949). Measured against all of Morris County, it is worth more than 39% 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 Slope Dr, Dover, NJ?

The 2024 property tax bill for 21 Slope Dr, Dover, NJ was $11,559. The county assessed it at $533,600.

More homes on Slope Dr

Closest homes

More homes in Dover 07801

Assigned schools

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