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Single Family ResidenceResidential
$594,879$351 / 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 Jul 14, 2026
Last sold for $305,000 on Apr 15, 2019

55 SIOUX AVE

ROCKAWAY, NJ 07866
0
Baths
1,697 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.
1958
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$595K
$552K low$638K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$305,000 · Apr 15, 2019

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,564 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$459,400 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$277,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$181,500
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$418,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$459,400

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyMORRIS
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.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.

Foreclosure Filings(4)

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

M
Copeland Middle SchoolC+
Middle · Grades 6–8 · 0.4 mi
E
Stony Brook Elementary SchoolB+
Elementary · Grades KG–5 · 0.4 mi
H
Morris Hills High SchoolB+
High · Grades 9–12 · 2.0 mi

District: Rockaway Township School District

Neighborhood · ZIP 07866These 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.86
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.93
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.101

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.36%
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.22,161
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.982 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$116,734
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$149,991
Average tempThe average temperature here across a full year.49°F
Annual precipHow much rain and melted snow falls here in a typical year.53 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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

55 Sioux 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.

  • Worth less than 68% of homes in Morris County
  • Has a bigger lot than 68% of homes in Rockaway 07866

What homes are worth in Rockaway 07866

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

This home
$295K$1M

This home is worth more than 60% of homes in Rockaway 07866.

How it measures up in Rockaway 07866

The dot is this home. The mark in the middle is the typical home in Rockaway 07866.

Estimated value$594,879
CheaperTypical $567,162Pricier

Pricier than 60% of homes nearby

Price per ft²$351
CheaperTypical $342Pricier

Pricier than 55% of homes nearby

Living area1,697 ft²
SmallerTypical 1,648 ft²Bigger

Bigger than 52% of homes nearby

Lot size0.35 ac
SmallerTypical 0.24 acBigger

Bigger than 68% of homes nearby

Year built1958
OlderTypical 1965Newer

Newer than 36% of homes nearby

How 55 Sioux Ave ranks against every home in each area.
MeasureThis homeRockaway 07866Morris County
Estimated valuepricier than$594,87960% of homes32% of homes
Price per ft²pricier than$35155% of homes44% of homes
Living areabigger than1,697 ft²52% of homes36% of homes
Lot sizebigger than0.35 ac68% of homes53% of homes
Year builtnewer than195836% of homes36% of homes

About 55 Sioux Ave

How much is 55 Sioux Ave, Rockaway, NJ worth?

The TopHap Estimate for 55 Sioux Ave, Rockaway, NJ is $594,879 as of Jul 14, 2026. The likely range is $551,698 to $638,060. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 55 Sioux Ave, Rockaway, NJ last sell?

55 Sioux Ave, Rockaway, NJ last sold on Apr 15, 2019 for $305,000, according to the county's recorded deed.

How big is 55 Sioux Ave, Rockaway, NJ?

55 Sioux Ave, Rockaway, NJ has 1,697 square feet of living space and a 0.35-acre lot.

When was 55 Sioux Ave, Rockaway, NJ built?

55 Sioux Ave, Rockaway, NJ was built in 1958, making it 68 years old. The building has 1 story.

What schools serve 55 Sioux Ave, Rockaway, NJ?

55 Sioux Ave, Rockaway, NJ is assigned to Copeland Middle School (middle), rated C+; Stony Brook Elementary School (elementary), rated B+; Morris Hills High School (high), rated B+. All sit in Rockaway Township School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 55 Sioux Ave, Rockaway, NJ compare to other homes in Rockaway 07866?

Among the 8,204 homes in Rockaway 07866, it is worth more than 60% of them ($594,879 against a typical $567,162), its price per square foot is higher than 55% of them ($351 against a typical $342), it is bigger than 52% of them (1,697 ft² against a typical 1,648 ft²), its lot is bigger than 68% of them (0.35 ac against a typical 0.24 ac) and it is newer than 36% of them (1958 against a typical 1965). Measured against all of Morris County, it is worth more than 32% 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 55 Sioux Ave, Rockaway, NJ?

The 2024 property tax bill for 55 Sioux Ave, Rockaway, NJ was $9,564. The county assessed it at $459,400.

More homes on Sioux Ave

Closest homes

More homes in Rockaway 07866

Assigned schools

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