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Residential (General/Single)Residential
$932,411
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 49How 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

71 RIVERSIDE AVE

RIVERHEAD, NY 11901
0
Baths
3,250 ft²
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$932K
$453K low$1.4M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$817 (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.$330 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$330
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$17,098

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.107 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.94%
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.1 percent flood zone

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)
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.07
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.

Foreclosure Filings(3)

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

H
Amityville Memorial High SchoolD+
High · Grades 9–12 · 0.3 mi
M
Edmund W. Miles Middle SchoolC-
Middle · Grades 6–8 · 1.6 mi
E
Northwest Elementary School
Elementary · Grades KG–2 · 1.9 mi

District: Amityville Union Free School District

Neighborhood · ZIP 11901These 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.129
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.107
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.50

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.90%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.14%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.10%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.0%
PopulationHow many people live in this area.29,638
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.531 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$77,609
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$107,711
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.47 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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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

71 Riverside 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 more than 87% of homes in Riverhead 11901
  • Among the smallest lots in Riverhead 11901

What homes are worth in Riverhead 11901

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

This home
$342K$1.7M

This home is worth more than 87% of homes in Riverhead 11901.

How it measures up in Riverhead 11901

The dot is this home. The mark in the middle is the typical home in Riverhead 11901.

Estimated value$932,411
CheaperTypical $612,509Pricier

Pricier than 87% of homes nearby

Lot size3,250 ft²
SmallerTypical 0.32 acBigger

Smaller than almost all homes nearby

How 71 Riverside Ave ranks against every home in each area.
MeasureThis homeRiverhead 11901Suffolk County
Estimated valuepricier than$932,41187% of homes76% of homes
Lot sizebigger than3,250 ft²almost no homes6% of homes

About 71 Riverside Ave

How much is 71 Riverside Ave, Riverhead, NY worth?

The TopHap Estimate for 71 Riverside Ave, Riverhead, NY is $932,411 as of Aug 30, 2026. The likely range is $452,737 to $1,412,085. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 71 Riverside Ave, Riverhead, NY last sell?

71 Riverside Ave, Riverhead, NY last sold on Dec 4, 2018, according to the county's recorded deed.

What schools serve 71 Riverside Ave, Riverhead, NY?

71 Riverside Ave, Riverhead, NY is assigned to Amityville Memorial High School (high), rated D+; Edmund W. Miles Middle School (middle), rated C-; Northwest Elementary School (elementary). All sit in Amityville Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 71 Riverside Ave, Riverhead, NY compare to other homes in Riverhead 11901?

Among the 9,718 homes in Riverhead 11901, it is worth more than 87% of them ($932,411 against a typical $612,509) and its lot is bigger than almost none of them (3,250 ft² against a typical 0.32 ac). Measured against all of Suffolk County, it is worth more than 76% 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 71 Riverside Ave, Riverhead, NY?

The 2024 property tax bill for 71 Riverside Ave, Riverhead, NY was $817. The county assessed it at $330.

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