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Single Family ResidenceResidential
$607,453$228 / 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 Aug 30, 2026
Last sold for $295,000 on Jun 26, 2012

12 RIVER RUN HOLLOW RD

COLUMBIA, NJ 07832
0
Baths
2,664 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.
9.2 ac
Lot SizeThe size of the land the home sits on, from county records.
2004
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$607K
$567K low$648K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$295,000 · Jun 26, 2012

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,565 (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.$294,200 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$48,000
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$246,200
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$294,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$294,200

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.30
100
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
20
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
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(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
North Warren Regional High SchoolB-
Middle · Grades 7–12 · 3.3 mi
E
Blairstown Elementary SchoolC+
Elementary · Grades PK–6 · 4.9 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%

Owner Tools

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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

12 River Run Hollow Rd 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 88% of homes in Columbia 07832
  • Bigger than 87% of homes in Warren County
  • Among the largest lots in Warren County
  • Newer than 95% 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
$219K$741K

This home is worth more than 88% 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$607,453
CheaperTypical $450,032Pricier

Pricier than 88% of homes nearby

Price per ft²$228
CheaperTypical $238Pricier

Pricier than 41% of homes nearby

Living area2,664 ft²
SmallerTypical 1,891 ft²Bigger

Bigger than 85% of homes nearby

Lot size9.2 ac
SmallerTypical 1.52 acBigger

Bigger than 98% of homes nearby

Year built2004
OlderTypical 1976Newer

Newer than 95% of homes nearby

How 12 River Run Hollow Rd ranks against every home in each area.
MeasureThis homeColumbia 07832Warren County
Estimated valuepricier than$607,45388% of homes86% of homes
Price per ft²pricier than$22841% of homes36% of homes
Living areabigger than2,664 ft²85% of homes87% of homes
Lot sizebigger than9.2 ac98% of homesalmost all homes
Year builtnewer than200495% of homes93% of homes

About 12 River Run Hollow Rd

How much is 12 River Run Hollow Rd, Columbia, NJ worth?

The TopHap Estimate for 12 River Run Hollow Rd, Columbia, NJ is $607,453 as of Aug 30, 2026. The likely range is $567,167 to $647,739. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 12 River Run Hollow Rd, Columbia, NJ last sell?

12 River Run Hollow Rd, Columbia, NJ last sold on Jun 26, 2012 for $295,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

When was 12 River Run Hollow Rd, Columbia, NJ built?

12 River Run Hollow Rd, Columbia, NJ was built in 2004, making it 22 years old. The building has 2 stories.

What schools serve 12 River Run Hollow Rd, Columbia, NJ?

12 River Run Hollow Rd, Columbia, NJ is assigned to North Warren Regional High School (middle), rated B-; Blairstown Elementary School (elementary), rated C+. All sit in North Warren Regional School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 12 River Run Hollow Rd, Columbia, NJ compare to other homes in Columbia 07832?

Among the 1,270 homes in Columbia 07832, it is worth more than 88% of them ($607,453 against a typical $450,032), its price per square foot is higher than 41% of them ($228 against a typical $238), it is bigger than 85% of them (2,664 ft² against a typical 1,891 ft²), its lot is bigger than 98% of them (9.2 ac against a typical 1.52 ac) and it is newer than 95% of them (2004 against a typical 1976). Measured against all of Warren County, it is worth more than 86% 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 12 River Run Hollow Rd, Columbia, NJ?

The 2025 property tax bill for 12 River Run Hollow Rd, Columbia, NJ was $12,565. The county assessed it at $294,200.

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Assigned schools

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