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Single Family ResidenceResidential
$744,753$752 / 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 94How 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
Last sold for $340,000 on Jun 30, 2008

34 RIVERDALE DR

HAMPTON BAYS, NY 11946
2
Beds
1
Baths
990 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.
0.26 ac
Lot SizeThe size of the land the home sits on, from county records.
1991
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$745K
$699K low$791K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$340,000 · Jun 30, 2008

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$5,565 (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.$355,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$191,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$164,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$563,809

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
Lot (acres)The size of the land the home sits on, from county records.0.26
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.Patio · 340 ft²Porch · 36 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.

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
Hampton Bays High SchoolB
High · Grades 9–12 · 0.7 mi
E
Hampton Bays Elementary SchoolC
Elementary · Grades KG–4 · 1.0 mi
M
Hampton Bays Middle SchoolC-
Middle · Grades 5–8 · 1.1 mi

District: Hampton Bays Union Free School District

Neighborhood · ZIP 11946These 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.160
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.101
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.46

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.76%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.23%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.0%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.1%
PopulationHow many people live in this area.12,628
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.891 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$104,964
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$170,736
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

34 Riverdale 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 83% of homes in Hampton Bays 11946
  • Costs more per square foot than 90% of homes in Suffolk County
  • Smaller than 90% of homes in Suffolk County
  • Has a smaller lot than 77% of homes in Hampton Bays 11946
  • Newer than 77% of homes in Suffolk County

What homes are worth in Hampton Bays 11946

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

This home
$553K$3.2M

This home is worth more than 17% of homes in Hampton Bays 11946.

How it measures up in Hampton Bays 11946

The dot is this home. The mark in the middle is the typical home in Hampton Bays 11946.

Estimated value$744,753
CheaperTypical $915,477Pricier

Pricier than 17% of homes nearby

Price per ft²$752
CheaperTypical $647Pricier

Pricier than 74% of homes nearby

Living area990 ft²
SmallerTypical 1,468 ft²Bigger

Bigger than 16% of homes nearby

Lot size0.26 ac
SmallerTypical 0.39 acBigger

Bigger than 23% of homes nearby

Year built1991
OlderTypical 1994Newer

Newer than 42% of homes nearby

How 34 Riverdale Dr ranks against every home in each area.
MeasureThis homeHampton Bays 11946Suffolk County
Estimated valuepricier than$744,75317% of homes59% of homes
Price per ft²pricier than$75274% of homes90% of homes
Living areabigger than990 ft²16% of homes10% of homes
Lot sizebigger than0.26 ac23% of homes47% of homes
Year builtnewer than199142% of homes77% of homes

About 34 Riverdale Dr

How much is 34 Riverdale Dr, Hampton Bays, NY worth?

The TopHap Estimate for 34 Riverdale Dr, Hampton Bays, NY is $744,753 as of Aug 30, 2026. The likely range is $698,905 to $790,601. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 34 Riverdale Dr, Hampton Bays, NY last sell?

34 Riverdale Dr, Hampton Bays, NY last sold on Jun 30, 2008 for $340,000, according to the county's recorded deed.

How big is 34 Riverdale Dr, Hampton Bays, NY?

34 Riverdale Dr, Hampton Bays, NY has 2 bedrooms, 1 bathrooms, 990 square feet of living space and a 0.26-acre lot.

When was 34 Riverdale Dr, Hampton Bays, NY built?

34 Riverdale Dr, Hampton Bays, NY was built in 1991, making it 35 years old. It is a mobile home home. The building has 1 story.

What schools serve 34 Riverdale Dr, Hampton Bays, NY?

34 Riverdale Dr, Hampton Bays, NY is assigned to Hampton Bays High School (high), rated B; Hampton Bays Elementary School (elementary), rated C; Hampton Bays Middle School (middle), rated C-. All sit in Hampton Bays Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 34 Riverdale Dr, Hampton Bays, NY compare to other homes in Hampton Bays 11946?

Among the 6,350 homes in Hampton Bays 11946, it is worth more than 17% of them ($744,753 against a typical $915,477), its price per square foot is higher than 74% of them ($752 against a typical $647), it is bigger than 16% of them (990 ft² against a typical 1,468 ft²), its lot is bigger than 23% of them (0.26 ac against a typical 0.39 ac) and it is newer than 42% of them (1991 against a typical 1994). Measured against all of Suffolk County, it is worth more than 59% 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 34 Riverdale Dr, Hampton Bays, NY?

The 2024 property tax bill for 34 Riverdale Dr, Hampton Bays, NY was $5,565. The county assessed it at $355,200.

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