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Single Family ResidenceResidential
$593,689$406 / 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 91How 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 $403,000 on Nov 28, 2007

18 TOPPING DR

RIVERHEAD, NY 11901
3
Beds
3
Baths
1,464 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.
0.41 ac
Lot SizeThe size of the land the home sits on, from county records.
1989
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$594K
$542K low$645K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$403,000 · Nov 28, 2007

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$341,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$131,500
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$210,200
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$542,381

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.Mobile Home
CountySUFFOLK
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1991
Lot (acres)The size of the land the home sits on, from county records.0.41
HeatingThe type of heating system in the home.Hot Water
FireplaceWhether the home has a fireplace, and what kind.Yes
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.Inferior
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Tennis courtPorch · 536 ft²

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
Phillips Avenue SchoolF
Elementary · Grades PK–4 · 1.1 mi
M
Riverhead Middle SchoolC+
Middle · Grades 6–8 · 1.7 mi
H
Riverhead Senior High SchoolC-
High · Grades 9–12 · 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%

Owner Tools

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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

18 Topping Dr 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 74% of homes in Suffolk County
  • Costs less per square foot than 73% of homes in Northampton
  • Bigger than 92% of homes in Northampton
  • Has a bigger lot than 78% of homes in Northampton
  • Older than 88% of homes in Northampton

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
$339K$1.9M

This home is worth more than 48% 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$593,689
CheaperTypical $607,454Pricier

Pricier than 48% of homes nearby

Price per ft²$406
CheaperTypical $405Pricier

Pricier than 50% of homes nearby

Living area1,464 ft²
SmallerTypical 1,383 ft²Bigger

Bigger than 55% of homes nearby

Lot size0.41 ac
SmallerTypical 0.31 acBigger

Bigger than 62% of homes nearby

Year built1989
OlderTypical 1991Newer

Newer than 44% of homes nearby

How 18 Topping Dr ranks against every home in each area.
MeasureThis homeNorthamptonRiverhead 11901Suffolk County
Estimated valuepricier than$593,68972% of homes48% of homes26% of homes
Price per ft²pricier than$40627% of homes50% of homes48% of homes
Living areabigger than1,464 ft²92% of homes55% of homes38% of homes
Lot sizebigger than0.41 ac78% of homes62% of homes66% of homes
Year builtnewer than198912% of homes44% of homes74% of homes

About 18 Topping Dr

How much is 18 Topping Dr, Riverhead, NY worth?

The TopHap Estimate for 18 Topping Dr, Riverhead, NY is $593,689 as of Sep 24, 2026. The likely range is $542,155 to $645,224. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Topping Dr, Riverhead, NY last sell?

18 Topping Dr, Riverhead, NY last sold on Nov 28, 2007 for $403,000, according to the county's recorded deed.

How big is 18 Topping Dr, Riverhead, NY?

18 Topping Dr, Riverhead, NY has 3 bedrooms, 3 bathrooms, 1,464 square feet of living space and a 0.41-acre lot.

When was 18 Topping Dr, Riverhead, NY built?

18 Topping Dr, Riverhead, NY was built in 1989, making it 37 years old. It is a mobile home home. The building has 1 story.

What schools serve 18 Topping Dr, Riverhead, NY?

18 Topping Dr, Riverhead, NY is assigned to Phillips Avenue School (elementary), rated F; Riverhead Middle School (middle), rated C+; Riverhead Senior High School (high), rated C-. All sit in Riverhead Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18 Topping Dr, Riverhead, NY compare to other homes in Riverhead 11901?

Among the 9,726 homes in Riverhead 11901, it is worth more than 48% of them ($593,689 against a typical $607,454), its price per square foot is higher than 50% of them ($406 against a typical $405), it is bigger than 55% of them (1,464 ft² against a typical 1,383 ft²), its lot is bigger than 62% of them (0.41 ac against a typical 0.31 ac) and it is newer than 44% of them (1989 against a typical 1991). Measured against all of Suffolk County, it is worth more than 26% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

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Assigned schools

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