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Residential (General/Single)Residential
$707,841$488 / 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 91How 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

399 ROSLYN AVE

NEW MILFORD, NJ 07646
0
Baths
1,450 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.
0.18 ac
Lot SizeThe size of the land the home sits on, from county records.
1922
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$708K
$646K low$770K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$13,183 (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.$605,300 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$406,600
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$198,700
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$312,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$605,300

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Residential (General/Single)
StyleThe architectural style of the home, such as ranch or colonial.Cape Cod
CountyBERGEN
Lot (acres)The size of the land the home sits on, from county records.0.18
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

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

M
David E. Owens Middle SchoolA-
Middle · Grades 6–8 · 0.1 mi
E
Bertrand F. Gibbs Elementary SchoolA-
Elementary · Grades PK–5 · 0.5 mi
H
New Milford High SchoolB
High · Grades 9–12 · 0.5 mi

District: New Milford Borough School District

Neighborhood · ZIP 07646These 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.59
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.122
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.116

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.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.7%
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.17,542
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.7,503 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$114,536
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$133,310
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.48 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

399 Roslyn 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.

  • Costs more per square foot than 79% of homes in New Milford 07646
  • Smaller than 75% of homes in New Milford 07646
  • Older than 92% of homes in New Milford 07646

What homes are worth in New Milford 07646

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

This home
$465K$1.4M

This home is worth more than 36% of homes in New Milford 07646.

How it measures up in New Milford 07646

The dot is this home. The mark in the middle is the typical home in New Milford 07646.

Estimated value$707,841
CheaperTypical $744,250Pricier

Pricier than 36% of homes nearby

Price per ft²$488
CheaperTypical $434Pricier

Pricier than 79% of homes nearby

Living area1,450 ft²
SmallerTypical 1,718 ft²Bigger

Bigger than 25% of homes nearby

Lot size0.18 ac
SmallerTypical 0.18 acBigger

Bigger than 53% of homes nearby

Year built1922
OlderTypical 1952Newer

Newer than 8% of homes nearby

How 399 Roslyn Ave ranks against every home in each area.
MeasureThis homeNew Milford 07646Bergen County
Estimated valuepricier than$707,84136% of homes39% of homes
Price per ft²pricier than$48879% of homes71% of homes
Living areabigger than1,450 ft²25% of homes27% of homes
Lot sizebigger than0.18 ac53% of homes57% of homes
Year builtnewer than19228% of homes12% of homes

About 399 Roslyn Ave

How much is 399 Roslyn Ave, New Milford, NJ worth?

The TopHap Estimate for 399 Roslyn Ave, New Milford, NJ is $707,841 as of Sep 24, 2026. The likely range is $645,577 to $770,105. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 399 Roslyn Ave, New Milford, NJ last sell?

399 Roslyn Ave, New Milford, NJ last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 399 Roslyn Ave, New Milford, NJ?

399 Roslyn Ave, New Milford, NJ has 1,450 square feet of living space and a 0.18-acre lot.

When was 399 Roslyn Ave, New Milford, NJ built?

399 Roslyn Ave, New Milford, NJ was built in 1922, making it 104 years old. It is a cape cod home. The building has 2 stories.

What schools serve 399 Roslyn Ave, New Milford, NJ?

399 Roslyn Ave, New Milford, NJ is assigned to David E. Owens Middle School (middle), rated A-; Bertrand F. Gibbs Elementary School (elementary), rated A-; New Milford High School (high), rated B. All sit in New Milford Borough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 399 Roslyn Ave, New Milford, NJ compare to other homes in New Milford 07646?

Among the 4,150 homes in New Milford 07646, it is worth more than 36% of them ($707,841 against a typical $744,250), its price per square foot is higher than 79% of them ($488 against a typical $434), it is bigger than 25% of them (1,450 ft² against a typical 1,718 ft²), its lot is bigger than 53% of them (0.18 ac against a typical 0.18 ac) and it is newer than 8% of them (1922 against a typical 1952). Measured against all of Bergen County, it is worth more than 39% 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 399 Roslyn Ave, New Milford, NJ?

The 2025 property tax bill for 399 Roslyn Ave, New Milford, NJ was $13,183. The county assessed it at $605,300.

More homes on Roslyn Ave

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