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Single Family ResidenceResidential
$935,884$401 / 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 92How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026

1603 GROUSE LN

MOUNTAINSIDE, NJ 07092
0
Baths
2,335 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.
0.35 ac
Lot SizeThe size of the land the home sits on, from county records.
1964
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
2
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$936K
$864K low$1M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,903 (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.$566,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$308,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$257,900
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$566,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$566,800

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.7 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.Single Family Residence
CountyUNION
Lot (acres)The size of the land the home sits on, from county records.0.35
ConstructionThe main material the home's frame and walls are built from.Brick
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.

E
Beechwood School
Elementary · Grades PK–2 · 0.4 mi
H
Governor Livingston High SchoolB+
High · Grades 9–12 · 1.1 mi
M
Deerfield Elementary SchoolA+
Middle · Grades 3–8 · 1.5 mi

District: Berkeley Heights Township School District

Neighborhood · ZIP 07092These 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.63
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.113

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.30%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.8%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.4%
PopulationHow many people live in this area.7,481
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,781 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$152,285
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$207,319
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.50 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

1603 Grouse Ln 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 80% of homes in Union County
  • Costs less per square foot than 69% of homes in Mountainside 07092
  • Bigger than 73% of homes in Union County
  • Has a bigger lot than 87% of homes in Union County
  • Newer than 79% of homes in Union County

What homes are worth in Mountainside 07092

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

This home
$630K$1.8M

This home is worth more than 34% of homes in Mountainside 07092.

How it measures up in Mountainside 07092

The dot is this home. The mark in the middle is the typical home in Mountainside 07092.

Estimated value$935,884
CheaperTypical $1,002,486Pricier

Pricier than 34% of homes nearby

Price per ft²$401
CheaperTypical $436Pricier

Pricier than 31% of homes nearby

Living area2,335 ft²
SmallerTypical 2,348 ft²Bigger

Bigger than 49% of homes nearby

Lot size0.35 ac
SmallerTypical 0.36 acBigger

Bigger than 42% of homes nearby

Year built1964
OlderTypical 1956Newer

Newer than 76% of homes nearby

How 1603 Grouse Ln ranks against every home in each area.
MeasureThis homeMountainside 07092Union County
Estimated valuepricier than$935,88434% of homes80% of homes
Price per ft²pricier than$40131% of homes49% of homes
Living areabigger than2,335 ft²49% of homes73% of homes
Lot sizebigger than0.35 ac42% of homes87% of homes
Year builtnewer than196476% of homes79% of homes

About 1603 Grouse Ln

How much is 1603 Grouse Ln, Mountainside, NJ worth?

The TopHap Estimate for 1603 Grouse Ln, Mountainside, NJ is $935,884 as of Oct 21, 2026. The likely range is $864,314 to $1,007,454. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1603 Grouse Ln, Mountainside, NJ last sell?

1603 Grouse Ln, Mountainside, NJ last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 1603 Grouse Ln, Mountainside, NJ?

1603 Grouse Ln, Mountainside, NJ has 2,335 square feet of living space and a 0.35-acre lot.

When was 1603 Grouse Ln, Mountainside, NJ built?

1603 Grouse Ln, Mountainside, NJ was built in 1964, making it 62 years old. The building has 1 story.

What schools serve 1603 Grouse Ln, Mountainside, NJ?

1603 Grouse Ln, Mountainside, NJ is assigned to Beechwood School (elementary); Governor Livingston High School (high), rated B+; Deerfield Elementary School (middle), rated A+. All sit in Berkeley Heights Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1603 Grouse Ln, Mountainside, NJ compare to other homes in Mountainside 07092?

Among the 2,582 homes in Mountainside 07092, it is worth more than 34% of them ($935,884 against a typical $1,002,486), its price per square foot is higher than 31% of them ($401 against a typical $436), it is bigger than 49% of them (2,335 ft² against a typical 2,348 ft²), its lot is bigger than 42% of them (0.35 ac against a typical 0.36 ac) and it is newer than 76% of them (1964 against a typical 1956). Measured against all of Union County, it is worth more than 80% 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 1603 Grouse Ln, Mountainside, NJ?

The 2025 property tax bill for 1603 Grouse Ln, Mountainside, NJ was $11,903. The county assessed it at $566,800.

More homes on Grouse Ln

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