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Residential (General/Single)Residential
$565,526$566 / 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 96How 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

221 WILLIAM ST

RIVER VALE, NJ 07675
0
Baths
1,000 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.
0.19 ac
Lot SizeThe size of the land the home sits on, from county records.
1942
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$566K
$541K low$590K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$10,490 (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.$374,500 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$276,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$98,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$374,500
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$374,500

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.44 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.Residential (General/Single)
CountyBERGEN
Lot (acres)The size of the land the home sits on, from county records.0.19
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.

E
Roberge Elementary SchoolA-
Elementary · Grades KG–5 · 0.4 mi
M
Holdrum Middle SchoolA
Middle · Grades 6–8 · 0.9 mi
H
Pascack Valley High SchoolB+
High · Grades 9–12 · 1.1 mi

District: Pascack Valley Regional School District

Neighborhood · ZIP 07675These 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.44
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.116
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.117

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.97%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.34%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.4%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.27,744
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.2,580 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$163,434
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$182,897
Average tempThe average temperature here across a full year.52°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

221 William 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.

  • Worth less than 93% of homes in Westwood 07675
  • Costs more per square foot than 94% of homes in Westwood 07675
  • Smaller than 96% of homes in Westwood 07675
  • Has a smaller lot than 66% of homes in Westwood 07675
  • Older than 84% of homes in Westwood 07675

What homes are worth in Westwood 07675

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

This home
$365K$2.4M

This home is worth more than 7% of homes in Westwood 07675.

How it measures up in Westwood 07675

The dot is this home. The mark in the middle is the typical home in Westwood 07675.

Estimated value$565,526
CheaperTypical $858,275Pricier

Pricier than 7% of homes nearby

Price per ft²$566
CheaperTypical $420Pricier

Pricier than 94% of homes nearby

Living area1,000 ft²
SmallerTypical 2,086 ft²Bigger

Bigger than 4% of homes nearby

Lot size0.19 ac
SmallerTypical 0.28 acBigger

Bigger than 34% of homes nearby

Year built1942
OlderTypical 1962Newer

Newer than 16% of homes nearby

How 221 William St ranks against every home in each area.
MeasureThis homeWestwood 07675Bergen County
Estimated valuepricier than$565,5267% of homes17% of homes
Price per ft²pricier than$56694% of homes89% of homes
Living areabigger than1,000 ft²4% of homes7% of homes
Lot sizebigger than0.19 ac34% of homes59% of homes
Year builtnewer than194216% of homes31% of homes

About 221 William St

How much is 221 William St, River Vale, NJ worth?

The TopHap Estimate for 221 William St, River Vale, NJ is $565,526 as of Aug 30, 2026. The likely range is $540,875 to $590,177. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 221 William St, River Vale, NJ last sell?

221 William St, River Vale, NJ last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 221 William St, River Vale, NJ?

221 William St, River Vale, NJ has 1,000 square feet of living space and a 0.19-acre lot.

When was 221 William St, River Vale, NJ built?

221 William St, River Vale, NJ was built in 1942, making it 84 years old. The building has 1 story.

What schools serve 221 William St, River Vale, NJ?

221 William St, River Vale, NJ is assigned to Roberge Elementary School (elementary), rated A-; Holdrum Middle School (middle), rated A; Pascack Valley High School (high), rated B+. All sit in Pascack Valley Regional School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 221 William St, River Vale, NJ compare to other homes in Westwood 07675?

Among the 8,808 homes in Westwood 07675, it is worth more than 7% of them ($565,526 against a typical $858,275), its price per square foot is higher than 94% of them ($566 against a typical $420), it is bigger than 4% of them (1,000 ft² against a typical 2,086 ft²), its lot is bigger than 34% of them (0.19 ac against a typical 0.28 ac) and it is newer than 16% of them (1942 against a typical 1962). Measured against all of Bergen County, it is worth more than 17% 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 221 William St, River Vale, NJ?

The 2025 property tax bill for 221 William St, River Vale, NJ was $10,490. The county assessed it at $374,500.

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