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Residential (General/Single)Residential
$800,791$463 / 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 Sep 24, 2026

21 MACKAY AVE

WALDWICK, NJ 07463
0
Baths
1,728 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.
0.13 ac
Lot SizeThe size of the land the home sits on, from county records.
1954
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$801K
$767K low$835K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$13,148 (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.$572,900 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$337,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$235,000
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$572,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$572,900

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.11 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.0.13
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(1)

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.

E
Wandell SchoolA+
Elementary · Grades PK–5 · 1.5 mi
H
Northern Highlands Regional High SchoolA-
High · Grades 9–12 · 1.6 mi
M
Smith Middle SchoolA
Middle · Grades 6–8 · 3.6 mi

District: Ramsey Borough School District

Neighborhood · ZIP 07463These 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.36
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.111
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.115

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.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.3.0%
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.10,292
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.4,911 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$148,067
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$175,791
Average tempThe average temperature here across a full year.51°F
Annual precipHow much rain and melted snow falls here in a typical year.51 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

21 Mackay 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.

  • Has a smaller lot than 75% of homes in Waldwick 07463

What homes are worth in Waldwick 07463

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

This home
$498K$1.2M

This home is worth more than 64% of homes in Waldwick 07463.

How it measures up in Waldwick 07463

The dot is this home. The mark in the middle is the typical home in Waldwick 07463.

Estimated value$800,791
CheaperTypical $755,658Pricier

Pricier than 64% of homes nearby

Price per ft²$463
CheaperTypical $452Pricier

Pricier than 55% of homes nearby

Living area1,728 ft²
SmallerTypical 1,657 ft²Bigger

Bigger than 57% of homes nearby

Lot size0.13 ac
SmallerTypical 0.17 acBigger

Bigger than 25% of homes nearby

Year built1954
OlderTypical 1954Newer

Newer than 54% of homes nearby

How 21 Mackay Ave ranks against every home in each area.
MeasureThis homeWaldwick 07463Bergen County
Estimated valuepricier than$800,79164% of homes53% of homes
Price per ft²pricier than$46355% of homes63% of homes
Living areabigger than1,728 ft²57% of homes44% of homes
Lot sizebigger than0.13 ac25% of homes38% of homes
Year builtnewer than195454% of homes50% of homes

About 21 Mackay Ave

How much is 21 Mackay Ave, Waldwick, NJ worth?

The TopHap Estimate for 21 Mackay Ave, Waldwick, NJ is $800,791 as of Sep 24, 2026. The likely range is $766,682 to $834,900. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Mackay Ave, Waldwick, NJ last sell?

21 Mackay Ave, Waldwick, NJ last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 21 Mackay Ave, Waldwick, NJ?

21 Mackay Ave, Waldwick, NJ has 1,728 square feet of living space and a 0.13-acre lot.

When was 21 Mackay Ave, Waldwick, NJ built?

21 Mackay Ave, Waldwick, NJ was built in 1954, making it 72 years old. The building has 1 story.

What schools serve 21 Mackay Ave, Waldwick, NJ?

21 Mackay Ave, Waldwick, NJ is assigned to Wandell School (elementary), rated A+; Northern Highlands Regional High School (high), rated A-; Smith Middle School (middle), rated A. All sit in Ramsey Borough School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 21 Mackay Ave, Waldwick, NJ compare to other homes in Waldwick 07463?

Among the 3,374 homes in Waldwick 07463, it is worth more than 64% of them ($800,791 against a typical $755,658), its price per square foot is higher than 55% of them ($463 against a typical $452), it is bigger than 57% of them (1,728 ft² against a typical 1,657 ft²), its lot is bigger than 25% of them (0.13 ac against a typical 0.17 ac) and it is newer than 54% of them (1954 against a typical 1954). Measured against all of Bergen County, it is worth more than 53% 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 21 Mackay Ave, Waldwick, NJ?

The 2025 property tax bill for 21 Mackay Ave, Waldwick, NJ was $13,148. The county assessed it at $572,900.

More homes on Mackay Ave

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More homes in Waldwick 07463

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