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Single Family ResidenceResidential
$427,985$331 / 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
Last sold for $225,000 on Feb 6, 2004

809 LOPATCONG ST

BELVIDERE, NJ 07823
0
Baths
1,292 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.
0.32 ac
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$428K
$402K low$454K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$225,000 · Feb 6, 2004

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,262 (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.$250,200 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$55,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$194,600
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$250,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$250,200

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.9
1
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
15
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. 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
CountyWARREN
Lot (acres)The size of the land the home sits on, from county records.0.32
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

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.

Foreclosure Filings(6)

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

H
Belvidere High SchoolD+
High · Grades 9–12 · 0.2 mi
M
Oxford Street Elementary SchoolD-
Middle · Grades 4–8 · 0.2 mi
E
Third Street Elementary School
Elementary · Grades PK–3 · 0.6 mi

District: Belvidere Town School District

Neighborhood · ZIP 07823These 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.119
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.86
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.80

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.92%
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.8.7%
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.7,219
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.269 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$80,459
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$103,249
Average tempThe average temperature here across a full year.50°F
Annual precipHow much rain and melted snow falls here in a typical year.49 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

809 Lopatcong St 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.

  • Costs more per square foot than 94% of homes in Belvidere 07823
  • Smaller than 77% of homes in Belvidere 07823
  • Newer than 65% of homes in Warren County

What homes are worth in Belvidere 07823

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

This home
$192K$698K

This home is worth more than 60% of homes in Belvidere 07823.

How it measures up in Belvidere 07823

The dot is this home. The mark in the middle is the typical home in Belvidere 07823.

Estimated value$427,985
CheaperTypical $398,145Pricier

Pricier than 60% of homes nearby

Price per ft²$331
CheaperTypical $241Pricier

Pricier than 94% of homes nearby

Living area1,292 ft²
SmallerTypical 1,665 ft²Bigger

Bigger than 23% of homes nearby

Lot size0.32 ac
SmallerTypical 0.29 acBigger

Bigger than 52% of homes nearby

Year built1985
OlderTypical 1968Newer

Newer than 62% of homes nearby

How 809 Lopatcong St ranks against every home in each area.
MeasureThis homeBelvidere 07823Warren County
Estimated valuepricier than$427,98560% of homes52% of homes
Price per ft²pricier than$33194% of homes91% of homes
Living areabigger than1,292 ft²23% of homes24% of homes
Lot sizebigger than0.32 ac52% of homes50% of homes
Year builtnewer than198562% of homes65% of homes

About 809 Lopatcong St

How much is 809 Lopatcong St, Belvidere, NJ worth?

The TopHap Estimate for 809 Lopatcong St, Belvidere, NJ is $427,985 as of Sep 24, 2026. The likely range is $401,863 to $454,107. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 809 Lopatcong St, Belvidere, NJ last sell?

809 Lopatcong St, Belvidere, NJ last sold on Feb 6, 2004 for $225,000, according to the county's recorded deed.

How big is 809 Lopatcong St, Belvidere, NJ?

809 Lopatcong St, Belvidere, NJ has 1,292 square feet of living space and a 0.32-acre lot.

When was 809 Lopatcong St, Belvidere, NJ built?

809 Lopatcong St, Belvidere, NJ was built in 1985, making it 41 years old. The building has 2 stories.

What schools serve 809 Lopatcong St, Belvidere, NJ?

809 Lopatcong St, Belvidere, NJ is assigned to Belvidere High School (high), rated D+; Oxford Street Elementary School (middle), rated D-; Third Street Elementary School (elementary). All sit in Belvidere Town School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 809 Lopatcong St, Belvidere, NJ compare to other homes in Belvidere 07823?

Among the 2,454 homes in Belvidere 07823, it is worth more than 60% of them ($427,985 against a typical $398,145), its price per square foot is higher than 94% of them ($331 against a typical $241), it is bigger than 23% of them (1,292 ft² against a typical 1,665 ft²), its lot is bigger than 52% of them (0.32 ac against a typical 0.29 ac) and it is newer than 62% of them (1985 against a typical 1968). Measured against all of Warren County, it is worth more than 52% 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 809 Lopatcong St, Belvidere, NJ?

The 2025 property tax bill for 809 Lopatcong St, Belvidere, NJ was $8,262. The county assessed it at $250,200.

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