Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$1,120,300$353 / 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 Aug 30, 2026
Last sold for $754,000 on Nov 15, 2018

31 CROMWELL DR

MENDHAM, NJ 07945
0
Baths
3,174 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.
1.07 ac
Lot SizeThe size of the land the home sits on, from county records.
1987
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$1.1M
$1.1M low$1.2M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$754,000 · Nov 15, 2018

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$19,129 (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.$675,700 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$240,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$435,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$675,700
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$675,700

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMORRIS
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

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
Ironia SchoolA-
Elementary · Grades KG–5 · 1.6 mi
H
Randolph High SchoolB
High · Grades 9–12 · 3.8 mi
M
Randolph Middle SchoolB+
Middle · Grades 6–8 · 4.0 mi

District: Randolph Township School District

Neighborhood · ZIP 07945These 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.88
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.41%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.10,295
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.510 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$212,259
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$270,274
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.53 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

Owner Tools

Do you own this home?
Claim this home

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

31 Cromwell 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 84% of homes in Morris County
  • Costs less per square foot than 71% of homes in Mendham 07945
  • Bigger than 85% of homes in Morris County
  • Has a bigger lot than 87% of homes in Morris County
  • Newer than 75% of homes in Mendham 07945

What homes are worth in Mendham 07945

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

This home
$546K$2.7M

This home is worth more than 51% of homes in Mendham 07945.

How it measures up in Mendham 07945

The dot is this home. The mark in the middle is the typical home in Mendham 07945.

Estimated value$1,120,300
CheaperTypical $1,107,455Pricier

Pricier than 51% of homes nearby

Price per ft²$353
CheaperTypical $390Pricier

Pricier than 29% of homes nearby

Living area3,174 ft²
SmallerTypical 2,784 ft²Bigger

Bigger than 59% of homes nearby

Lot size1.07 ac
SmallerTypical 1.03 acBigger

Bigger than 53% of homes nearby

Year built1987
OlderTypical 1973Newer

Newer than 75% of homes nearby

How 31 Cromwell Dr ranks against every home in each area.
MeasureThis homeMendham 07945Morris County
Estimated valuepricier than$1,120,30051% of homes84% of homes
Price per ft²pricier than$35329% of homes44% of homes
Living areabigger than3,174 ft²59% of homes85% of homes
Lot sizebigger than1.07 ac53% of homes87% of homes
Year builtnewer than198775% of homes74% of homes

About 31 Cromwell Dr

How much is 31 Cromwell Dr, Mendham, NJ worth?

The TopHap Estimate for 31 Cromwell Dr, Mendham, NJ is $1,120,300 as of Aug 30, 2026. The likely range is $1,053,767 to $1,186,833. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 31 Cromwell Dr, Mendham, NJ last sell?

31 Cromwell Dr, Mendham, NJ last sold on Nov 15, 2018 for $754,000, according to the county's recorded deed.

When was 31 Cromwell Dr, Mendham, NJ built?

31 Cromwell Dr, Mendham, NJ was built in 1987, making it 39 years old. The building has 2 stories.

What schools serve 31 Cromwell Dr, Mendham, NJ?

31 Cromwell Dr, Mendham, NJ is assigned to Ironia School (elementary), rated A-; Randolph High School (high), rated B; Randolph Middle School (middle), rated B+. All sit in Randolph Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 31 Cromwell Dr, Mendham, NJ compare to other homes in Mendham 07945?

Among the 3,208 homes in Mendham 07945, it is worth more than 51% of them ($1,120,300 against a typical $1,107,455), its price per square foot is higher than 29% of them ($353 against a typical $390), it is bigger than 59% of them (3,174 ft² against a typical 2,784 ft²), its lot is bigger than 53% of them (1.07 ac against a typical 1.03 ac) and it is newer than 75% of them (1987 against a typical 1973). Measured against all of Morris County, it is worth more than 84% 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 31 Cromwell Dr, Mendham, NJ?

The 2024 property tax bill for 31 Cromwell Dr, Mendham, NJ was $19,129. The county assessed it at $675,700.

More homes on Cromwell Dr

Closest homes

More homes in Mendham 07945

Assigned schools

Explore the area

See this home in context

Open 31 Cromwell Dr on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map