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Single Family ResidenceResidential
$450,138$541 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026

23 MOUNT PROSPECT AVE

DOVER, NJ 07801
0
Baths
832 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1952
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$450K
$431K low$469K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,784 (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.$365,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$234,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$131,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$331,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$365,300

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.0.17
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.

H
Morris Hills High SchoolB+
High · Grades 9–12 · 0.3 mi
E
Birchwood Elementary SchoolB-
Elementary · Grades PK–5 · 0.9 mi
M
Copeland Middle SchoolC+
Middle · Grades 6–8 · 2.2 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

23 Mount Prospect 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.

  • Worth less than 89% of homes in Morris County
  • Among the highest price per square foot in Dover 07801
  • Smaller than 97% of homes in Morris County
  • Has a smaller lot than 77% of homes in Morris County
  • Older than 73% of homes in Morris County

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
$305K$829K

This home is worth more than 23% 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$450,138
CheaperTypical $518,186Pricier

Pricier than 23% of homes nearby

Price per ft²$541
CheaperTypical $329Pricier

Pricier than almost all homes nearby

Living area832 ft²
SmallerTypical 1,568 ft²Bigger

Bigger than 4% of homes nearby

Lot size0.17 ac
SmallerTypical 0.16 acBigger

Bigger than 53% of homes nearby

Year built1952
OlderTypical 1950Newer

Newer than 55% of homes nearby

How 23 Mount Prospect Ave ranks against every home in each area.
MeasureThis homeDover 07801Morris County
Estimated valuepricier than$450,13823% of homes11% of homes
Price per ft²pricier than$541almost all homes92% of homes
Living areabigger than832 ft²4% of homes3% of homes
Lot sizebigger than0.17 ac53% of homes23% of homes
Year builtnewer than195255% of homes27% of homes

About 23 Mount Prospect Ave

How much is 23 Mount Prospect Ave, Dover, NJ worth?

The TopHap Estimate for 23 Mount Prospect Ave, Dover, NJ is $450,138 as of Aug 30, 2026. The likely range is $431,188 to $469,088. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 23 Mount Prospect Ave, Dover, NJ last sell?

23 Mount Prospect Ave, Dover, NJ last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 23 Mount Prospect Ave, Dover, NJ?

23 Mount Prospect Ave, Dover, NJ has 832 square feet of living space and a 0.17-acre lot.

When was 23 Mount Prospect Ave, Dover, NJ built?

23 Mount Prospect Ave, Dover, NJ was built in 1952, making it 74 years old. The building has 1 story.

What schools serve 23 Mount Prospect Ave, Dover, NJ?

23 Mount Prospect Ave, Dover, NJ is assigned to Morris Hills High School (high), rated B+; Birchwood Elementary School (elementary), rated B-; Copeland Middle School (middle), rated C+. All sit in Rockaway Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 23 Mount Prospect Ave, Dover, NJ compare to other homes in Dover 07801?

Among the 5,272 homes in Dover 07801, it is worth more than 23% of them ($450,138 against a typical $518,186), its price per square foot is higher than almost all of them ($541 against a typical $329), it is bigger than 4% of them (832 ft² against a typical 1,568 ft²), its lot is bigger than 53% of them (0.17 ac against a typical 0.16 ac) and it is newer than 55% of them (1952 against a typical 1950). Measured against all of Morris County, it is worth more than 11% 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 23 Mount Prospect Ave, Dover, NJ?

The 2024 property tax bill for 23 Mount Prospect Ave, Dover, NJ was $7,784. The county assessed it at $365,300.

More homes on Mount Prospect Ave

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Assigned schools

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