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Single Family ResidenceResidential
$899,250$260 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

831 WALNUT ST

ROSELLE PARK, NJ 07204
0
Baths
3,457 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.
0.31 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.
2
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$899K
$834K low$965K high
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$519,250
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$415,400
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.42%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$380,000
LOANDEPOT.COM LLC · recorded Dec 21, 2020

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$22,598 (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.$501,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$95,800
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$405,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$501,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$501,500

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountyUNION
Lot (acres)The size of the land the home sits on, from county records.0.31
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(2)

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.

M
Roselle Park Middle SchoolB-
Middle · Grades 6–8 · 0.6 mi
E
Sherman Elementary SchoolA-
Elementary · Grades PK–5 · 0.6 mi
H
Roselle Park High SchoolB-
High · Grades 9–12 · 0.6 mi

District: Roselle Park Borough School District

Neighborhood · ZIP 07204These 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.81
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.109

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.98%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.26%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.1%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.8%
PopulationHow many people live in this area.14,215
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.11,542 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$95,523
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$128,639
Average tempThe average temperature here across a full year.53°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%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Owner occupied
Company ownedWhether the owner is a company or trust rather than a person.No

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

831 Walnut 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.

  • Among the most valuable homes in Roselle Park 07204
  • Costs less per square foot than 96% of homes in Roselle Park 07204
  • Among the largest homes in Roselle Park 07204
  • Among the largest lots in Roselle Park 07204
  • Among the newest homes in Roselle Park 07204

What homes are worth in Roselle Park 07204

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

This home
$286K$774K

This home is worth more than almost all homes in Roselle Park 07204.

How it measures up in Roselle Park 07204

The dot is this home. The mark in the middle is the typical home in Roselle Park 07204.

Estimated value$899,250
CheaperTypical $565,476Pricier

Pricier than almost all homes nearby

Price per ft²$260
CheaperTypical $365Pricier

Pricier than 4% of homes nearby

Living area3,457 ft²
SmallerTypical 1,566 ft²Bigger

Bigger than almost all homes nearby

Lot size0.31 ac
SmallerTypical 0.11 acBigger

Bigger than almost all homes nearby

Year built2005
OlderTypical 1930Newer

Newer than almost all homes nearby

How 831 Walnut St ranks against every home in each area.
MeasureThis homeRoselle Park 07204Union County
Estimated valuepricier than$899,250almost all homes77% of homes
Price per ft²pricier than$2604% of homes7% of homes
Living areabigger than3,457 ft²almost all homes93% of homes
Lot sizebigger than0.31 acalmost all homes84% of homes
Year builtnewer than2005almost all homes95% of homes

About 831 Walnut St

How much is 831 Walnut St, Roselle Park, NJ worth?

The TopHap Estimate for 831 Walnut St, Roselle Park, NJ is $899,250 as of Jul 14, 2026. The likely range is $833,788 to $964,712. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 831 Walnut St, Roselle Park, NJ last sell?

831 Walnut St, Roselle Park, NJ last sold on Jan 1, 1900, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 831 Walnut St, Roselle Park, NJ?

831 Walnut St, Roselle Park, NJ has 3,457 square feet of living space and a 0.31-acre lot.

When was 831 Walnut St, Roselle Park, NJ built?

831 Walnut St, Roselle Park, NJ was built in 2005, making it 21 years old. It is a colonial home. The building has 2 stories.

What schools serve 831 Walnut St, Roselle Park, NJ?

831 Walnut St, Roselle Park, NJ is assigned to Roselle Park Middle School (middle), rated B-; Sherman Elementary School (elementary), rated A-; Roselle Park High School (high), rated B-. All sit in Roselle Park Borough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 831 Walnut St, Roselle Park, NJ compare to other homes in Roselle Park 07204?

Among the 3,363 homes in Roselle Park 07204, it is worth more than almost all of them ($899,250 against a typical $565,476), its price per square foot is higher than 4% of them ($260 against a typical $365), it is bigger than almost all of them (3,457 ft² against a typical 1,566 ft²), its lot is bigger than almost all of them (0.31 ac against a typical 0.11 ac) and it is newer than almost all of them (2005 against a typical 1930). Measured against all of Union County, it is worth more than 77% 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 831 Walnut St, Roselle Park, NJ?

The 2025 property tax bill for 831 Walnut St, Roselle Park, NJ was $22,598. The county assessed it at $501,500.

More homes on Walnut St

Closest homes

More homes in Roselle Park 07204

Assigned schools

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