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Single Family ResidenceResidential
$629,230$345 / 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 90How 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
Last sold for $320,000 on Oct 4, 2021

1600 OSBORN AVE

RIVERHEAD, NY 11901
4
Beds
2
Baths
1,824 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.
1.65 ac
Lot SizeThe size of the land the home sits on, from county records.
2002
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
3
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$629K
$568K low$691K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$320,000 · Oct 4, 2021

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,232 (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.$55,000 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$13,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$41,800
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$674,020

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Cape Cod
CountySUFFOLK
HeatingThe type of heating system in the home.Hot Water
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
PoolWhether the property has a pool, and what kind, such as in-ground.No
ViewThe type of view from the property, or another feature of the site that affects value.Canal
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 228 ft²

Transaction History(4)

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(1)

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

H
Riverhead Senior High SchoolC-
High · Grades 9–12 · 1.7 mi
M
Riverhead Middle SchoolD
Middle · Grades 6–8 · 1.8 mi
E
Riley Avenue SchoolD
Elementary · Grades PK–4 · 1.9 mi

District: Riverhead Central 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

1600 Osborn 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.

  • Costs less per square foot than 76% of homes in Riverhead 11901
  • Bigger than 71% of homes in Riverhead 11901
  • Has a bigger lot than 98% of homes in Riverhead
  • Newer than 90% of homes in Suffolk County

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
$337K$1.9M

This home is worth more than 54% 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$629,230
CheaperTypical $607,591Pricier

Pricier than 54% of homes nearby

Price per ft²$345
CheaperTypical $405Pricier

Pricier than 24% of homes nearby

Living area1,824 ft²
SmallerTypical 1,383 ft²Bigger

Bigger than 71% of homes nearby

Lot size1.65 ac
SmallerTypical 0.31 acBigger

Bigger than 97% of homes nearby

Year built2002
OlderTypical 1991Newer

Newer than 79% of homes nearby

How 1600 Osborn Ave ranks against every home in each area.
MeasureThis homeRiverheadRiverhead 11901Suffolk County
Estimated valuepricier than$629,23064% of homes54% of homes36% of homes
Price per ft²pricier than$34532% of homes24% of homes25% of homes
Living areabigger than1,824 ft²69% of homes71% of homes58% of homes
Lot sizebigger than1.65 ac98% of homes97% of homes97% of homes
Year builtnewer than200277% of homes79% of homes90% of homes

About 1600 Osborn Ave

How much is 1600 Osborn Ave, Riverhead, NY worth?

The TopHap Estimate for 1600 Osborn Ave, Riverhead, NY is $629,230 as of Sep 24, 2026. The likely range is $567,791 to $690,669. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 1600 Osborn Ave, Riverhead, NY last sell?

1600 Osborn Ave, Riverhead, NY last sold on Oct 4, 2021 for $320,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 1600 Osborn Ave, Riverhead, NY?

1600 Osborn Ave, Riverhead, NY has 4 bedrooms, 2 bathrooms and 1,824 square feet of living space.

When was 1600 Osborn Ave, Riverhead, NY built?

1600 Osborn Ave, Riverhead, NY was built in 2002, making it 24 years old. It is a cape cod home. The building has 1 story.

What schools serve 1600 Osborn Ave, Riverhead, NY?

1600 Osborn Ave, Riverhead, NY is assigned to Riverhead Senior High School (high), rated C-; Riverhead Middle School (middle), rated D; Riley Avenue School (elementary), rated D. All sit in Riverhead Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 1600 Osborn Ave, Riverhead, NY compare to other homes in Riverhead 11901?

Among the 9,720 homes in Riverhead 11901, it is worth more than 54% of them ($629,230 against a typical $607,591), its price per square foot is higher than 24% of them ($345 against a typical $405), it is bigger than 71% of them (1,824 ft² against a typical 1,383 ft²), its lot is bigger than 97% of them (1.65 ac against a typical 0.31 ac) and it is newer than 79% of them (2002 against a typical 1991). Measured against all of Suffolk County, it is worth more than 36% 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 1600 Osborn Ave, Riverhead, NY?

The 2024 property tax bill for 1600 Osborn Ave, Riverhead, NY was $11,232. The county assessed it at $55,000.

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