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Single Family ResidenceResidential
$2,108,340$617 / 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 83How 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 $2,700,000 on Aug 13, 2026

9 COX LN

ANDOVER, NJ 07821
0
Baths
3,417 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.
1.25 ac
Lot SizeThe size of the land the home sits on, from county records.
2005
Year BuiltThe year the home was originally built, according to county records.

Valuation

$2.1M
$1.8M 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.$2,700,000 · Aug 13, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$42,321 (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.$1,911,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$620,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,290,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$1,911,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,911,500

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.40
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
17
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
57
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
98
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
30
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.minimal

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySUSSEX
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(4)

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
Hudson Maxim Elementary School
Elementary · Grades PK–1 · 1.5 mi
H
Hopatcong High SchoolD+
High · Grades 9–12 · 3.4 mi
M
Hopatcong Middle SchoolC-
Middle · Grades 6–8 · 3.7 mi

District: Hopatcong Borough School District

Neighborhood · ZIP 07821These 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.69
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.90
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.92

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.3%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.11,080
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.246 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$129,971
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$159,119
Average tempThe average temperature here across a full year.48°F
Annual precipHow much rain and melted snow falls here in a typical year.50 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

9 Cox Ln 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 most valuable homes in Andover 07821
  • Among the highest price per square foot in Andover 07821
  • Bigger than 95% of homes in Sussex County
  • Has a bigger lot than 79% of homes in Sussex County
  • Newer than 97% of homes in Andover 07821

What homes are worth in Andover 07821

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

This home
$158K$1000K

This home is worth more than almost all homes in Andover 07821.

How it measures up in Andover 07821

The dot is this home. The mark in the middle is the typical home in Andover 07821.

Estimated value$2,108,340
CheaperTypical $491,978Pricier

Pricier than almost all homes nearby

Price per ft²$617
CheaperTypical $276Pricier

Pricier than almost all homes nearby

Living area3,417 ft²
SmallerTypical 1,863 ft²Bigger

Bigger than 92% of homes nearby

Lot size1.25 ac
SmallerTypical 0.5 acBigger

Bigger than 71% of homes nearby

Year built2005
OlderTypical 1973Newer

Newer than 97% of homes nearby

How 9 Cox Ln ranks against every home in each area.
MeasureThis homeAndover 07821Sussex County
Estimated valuepricier than$2,108,340almost all homesalmost all homes
Price per ft²pricier than$617almost all homesalmost all homes
Living areabigger than3,417 ft²92% of homes95% of homes
Lot sizebigger than1.25 ac71% of homes79% of homes
Year builtnewer than200597% of homes95% of homes

About 9 Cox Ln

How much is 9 Cox Ln, Andover, NJ worth?

The TopHap Estimate for 9 Cox Ln, Andover, NJ is $2,108,340 as of Aug 30, 2026. The likely range is $1,751,591 to $2,465,089. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 9 Cox Ln, Andover, NJ last sell?

9 Cox Ln, Andover, NJ last sold on Aug 13, 2026 for $2,700,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

When was 9 Cox Ln, Andover, NJ built?

9 Cox Ln, Andover, NJ was built in 2005, making it 21 years old.

What schools serve 9 Cox Ln, Andover, NJ?

9 Cox Ln, Andover, NJ is assigned to Hudson Maxim Elementary School (elementary); Hopatcong High School (high), rated D+; Hopatcong Middle School (middle), rated C-. All sit in Hopatcong Borough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 9 Cox Ln, Andover, NJ compare to other homes in Andover 07821?

Among the 3,729 homes in Andover 07821, it is worth more than almost all of them ($2,108,340 against a typical $491,978), its price per square foot is higher than almost all of them ($617 against a typical $276), it is bigger than 92% of them (3,417 ft² against a typical 1,863 ft²), its lot is bigger than 71% of them (1.25 ac against a typical 0.5 ac) and it is newer than 97% of them (2005 against a typical 1973). Measured against all of Sussex County, it is worth more than almost all 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 9 Cox Ln, Andover, NJ?

The 2025 property tax bill for 9 Cox Ln, Andover, NJ was $42,321. The county assessed it at $1,911,500.

More homes on Cox Ln

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