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Single Family ResidenceResidential
$675,286$262 / 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 Sep 24, 2026

31 KOCLAS DR

NETCONG, NJ 07857
0
Baths
2,576 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.
0.28 ac
Lot SizeThe size of the land the home sits on, from county records.
1967
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$675K
$632K low$719K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$16,511 (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.$483,200 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$134,700
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$348,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$483,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$483,200

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.57
99
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
3
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
60
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
97
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.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.197 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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
CountyMORRIS
Lot (acres)The size of the land the home sits on, from county records.0.28
ConstructionThe main material the home's frame and walls are built from.Brick
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
Netcong Elementary SchoolC
Elementary · Grades PK–8 · 0.3 mi
H
Lenape Valley Regional High SchoolC
High · Grades 9–12 · 1.1 mi

District: Netcong Borough School District

Neighborhood · ZIP 07857These 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.136
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.88
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.97

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.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.7.3%
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.3,509
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,755 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$93,757
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$140,155
Average tempThe average temperature here across a full year.47°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

31 Koclas 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 Netcong 07857
  • Costs less per square foot than 94% of homes in Morris County
  • Bigger than 96% of homes in Netcong 07857
  • Has a bigger lot than 81% of homes in Netcong 07857
  • Newer than 80% of homes in Netcong 07857

What homes are worth in Netcong 07857

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

This home
$305K$673K

This home is worth more than 98% of homes in Netcong 07857.

How it measures up in Netcong 07857

The dot is this home. The mark in the middle is the typical home in Netcong 07857.

Estimated value$675,286
CheaperTypical $493,197Pricier

Pricier than 98% of homes nearby

Price per ft²$262
CheaperTypical $323Pricier

Pricier than 12% of homes nearby

Living area2,576 ft²
SmallerTypical 1,481 ft²Bigger

Bigger than 96% of homes nearby

Lot size0.28 ac
SmallerTypical 0.17 acBigger

Bigger than 81% of homes nearby

Year built1967
OlderTypical 1945Newer

Newer than 80% of homes nearby

How 31 Koclas Dr ranks against every home in each area.
MeasureThis homeNetcong 07857Morris County
Estimated valuepricier than$675,28698% of homes44% of homes
Price per ft²pricier than$26212% of homes6% of homes
Living areabigger than2,576 ft²96% of homes73% of homes
Lot sizebigger than0.28 ac81% of homes42% of homes
Year builtnewer than196780% of homes50% of homes

About 31 Koclas Dr

How much is 31 Koclas Dr, Netcong, NJ worth?

The TopHap Estimate for 31 Koclas Dr, Netcong, NJ is $675,286 as of Sep 24, 2026. The likely range is $631,747 to $718,825. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 31 Koclas Dr, Netcong, NJ last sell?

31 Koclas Dr, Netcong, NJ last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 31 Koclas Dr, Netcong, NJ?

31 Koclas Dr, Netcong, NJ has 2,576 square feet of living space and a 0.28-acre lot.

When was 31 Koclas Dr, Netcong, NJ built?

31 Koclas Dr, Netcong, NJ was built in 1967, making it 59 years old. The building has 1 story.

What schools serve 31 Koclas Dr, Netcong, NJ?

31 Koclas Dr, Netcong, NJ is assigned to Netcong Elementary School (elementary), rated C; Lenape Valley Regional High School (high), rated C. All sit in Netcong Borough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 31 Koclas Dr, Netcong, NJ compare to other homes in Netcong 07857?

Among the 837 homes in Netcong 07857, it is worth more than 98% of them ($675,286 against a typical $493,197), its price per square foot is higher than 12% of them ($262 against a typical $323), it is bigger than 96% of them (2,576 ft² against a typical 1,481 ft²), its lot is bigger than 81% of them (0.28 ac against a typical 0.17 ac) and it is newer than 80% of them (1967 against a typical 1945). Measured against all of Morris County, it is worth more than 44% 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 Koclas Dr, Netcong, NJ?

The 2024 property tax bill for 31 Koclas Dr, Netcong, NJ was $16,511. The county assessed it at $483,200.

More homes on Koclas Dr

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