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Single Family ResidenceResidential
$230,970$406 / 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 88How 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 $313,063 on Aug 27, 2026

30 N RIVERVIEW AVE

COLUMBIA, NJ 07832
0
Baths
569 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.
0.29 ac
Lot SizeThe size of the land the home sits on, from county records.
1940
Year BuiltThe year the home was originally built, according to county records.
Pre-foreclosure (NOS)A foreclosure notice on this home is currently active. Many are worked out before any auction happens.
Auction scheduled for Aug 3, 2026.

Valuation

$231K
$204K low$258K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$313,063 · Aug 27, 2026

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$3,805 (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.$89,100 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$44,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$45,100
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$89,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$89,100

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.29
100
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.
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.51%
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.1 percent flood zone

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.0.29
ConstructionThe main material the home's frame and walls are built from.Stone
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.

Foreclosure Filings(4)

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

E
Knowlton Township Elementary SchoolB+
Elementary · Grades PK–6 · 1.9 mi
M
North Warren Regional High SchoolB-
Middle · Grades 7–12 · 8.6 mi

District: North Warren Regional School District

Neighborhood · ZIP 07832These 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.72
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.81
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.77

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.93%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.5.6%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.5%
PopulationHow many people live in this area.4,325
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.106 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$110,828
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$131,986
Average tempThe average temperature here across a full year.49°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

30 N Riverview Ave 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 less than 97% of homes in Columbia 07832
  • Among the highest price per square foot in Columbia 07832
  • Among the smallest homes in Warren County
  • Has a smaller lot than 91% of homes in Columbia 07832
  • Older than 80% of homes in Columbia 07832

What homes are worth in Columbia 07832

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

This home
$215K$746K

This home is worth more than 3% of homes in Columbia 07832.

How it measures up in Columbia 07832

The dot is this home. The mark in the middle is the typical home in Columbia 07832.

Estimated value$230,970
CheaperTypical $450,062Pricier

Pricier than 3% of homes nearby

Price per ft²$406
CheaperTypical $238Pricier

Pricier than almost all homes nearby

Living area569 ft²
SmallerTypical 1,894 ft²Bigger

Smaller than almost all homes nearby

Lot size0.29 ac
SmallerTypical 1.52 acBigger

Bigger than 9% of homes nearby

Year built1940
OlderTypical 1977Newer

Newer than 20% of homes nearby

How 30 N Riverview Ave ranks against every home in each area.
MeasureThis homeColumbia 07832Warren County
Estimated valuepricier than$230,9703% of homes6% of homes
Price per ft²pricier than$406almost all homes98% of homes
Living areabigger than569 ft²almost no homesalmost no homes
Lot sizebigger than0.29 ac9% of homes47% of homes
Year builtnewer than194020% of homes28% of homes

About 30 N Riverview Ave

How much is 30 N Riverview Ave, Columbia, NJ worth?

The TopHap Estimate for 30 N Riverview Ave, Columbia, NJ is $230,970 as of Aug 30, 2026. The likely range is $203,604 to $258,336. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 30 N Riverview Ave, Columbia, NJ last sell?

30 N Riverview Ave, Columbia, NJ last sold on Aug 27, 2026 for $313,063, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 30 N Riverview Ave, Columbia, NJ?

30 N Riverview Ave, Columbia, NJ has 569 square feet of living space and a 0.29-acre lot.

When was 30 N Riverview Ave, Columbia, NJ built?

30 N Riverview Ave, Columbia, NJ was built in 1940, making it 86 years old.

What schools serve 30 N Riverview Ave, Columbia, NJ?

30 N Riverview Ave, Columbia, NJ is assigned to Knowlton Township Elementary School (elementary), rated B+; North Warren Regional High School (middle), rated B-. All sit in North Warren Regional School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 30 N Riverview Ave, Columbia, NJ compare to other homes in Columbia 07832?

Among the 1,270 homes in Columbia 07832, it is worth more than 3% of them ($230,970 against a typical $450,062), its price per square foot is higher than almost all of them ($406 against a typical $238), it is bigger than almost none of them (569 ft² against a typical 1,894 ft²), its lot is bigger than 9% of them (0.29 ac against a typical 1.52 ac) and it is newer than 20% of them (1940 against a typical 1977). Measured against all of Warren County, it is worth more than 6% 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 30 N Riverview Ave, Columbia, NJ?

The 2025 property tax bill for 30 N Riverview Ave, Columbia, NJ was $3,805. The county assessed it at $89,100.

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