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Single Family ResidenceResidential
$1,930,366$529 / 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 Sep 24, 2026
Last sold for $1,310,000 on Dec 9, 2020

45B OLD RIVERHEAD RD

NY
5
Beds
2.5
Baths
3,648 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.
1.55 ac
Lot SizeThe size of the land the home sits on, from county records.
2018
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.

Valuation

$1.9M
$1.8M low$2.1M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$1,310,000 · Dec 9, 2020

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.$1,243,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$314,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$928,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,974,285

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.18 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%
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.minimal

Scores 0–100; higher = greater projected risk.

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
HeatingThe type of heating system in the home.Yes
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.Yes
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.Porch · 400 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.

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

M
Hampton Bays Middle SchoolB
Middle · Grades 5–8 · 0.8 mi
H
Hampton Bays High SchoolC+
High · Grades 9–12 · 0.8 mi
E
Hampton Bays Elementary SchoolB
Elementary · Grades KG–4 · 0.8 mi

District: Hampton Bays Union Free School District

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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

45b Old Riverhead Rd 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 94% of homes in Hampton Bays
  • Costs less per square foot than 79% of homes in Hampton Bays
  • Bigger than 95% of homes in Hampton Bays
  • Has a bigger lot than 98% of homes in Hampton Bays
  • Among the newest homes in Suffolk County

How it measures up in Hampton Bays

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

Estimated value$1,930,366
CheaperTypical $905,828Pricier

Pricier than 94% of homes nearby

Price per ft²$529
CheaperTypical $640Pricier

Pricier than 21% of homes nearby

Living area3,648 ft²
SmallerTypical 1,460 ft²Bigger

Bigger than 95% of homes nearby

Lot size1.55 ac
SmallerTypical 0.4 acBigger

Bigger than 98% of homes nearby

Year built2018
OlderTypical 1994Newer

Newer than 97% of homes nearby

How 45b Old Riverhead Rd ranks against every home in each area.
MeasureThis homeHampton BaysSuffolk County
Estimated valuepricier than$1,930,36694% of homes93% of homes
Price per ft²pricier than$52921% of homes76% of homes
Living areabigger than3,648 ft²95% of homes95% of homes
Lot sizebigger than1.55 ac98% of homes96% of homes
Year builtnewer than201897% of homesalmost all homes

About 45b Old Riverhead Rd

How much is 45b Old Riverhead Rd, , NY worth?

The TopHap Estimate for 45b Old Riverhead Rd, , NY is $1,930,366 as of Sep 24, 2026. The likely range is $1,809,682 to $2,051,050. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 45b Old Riverhead Rd, , NY last sell?

45b Old Riverhead Rd, , NY last sold on Dec 9, 2020 for $1,310,000, according to the county's recorded deed. TopHap holds 3 recorded sales for this parcel.

How big is 45b Old Riverhead Rd, , NY?

45b Old Riverhead Rd, , NY has 5 bedrooms, 2.5 bathrooms and 3,648 square feet of living space.

When was 45b Old Riverhead Rd, , NY built?

45b Old Riverhead Rd, , NY was built in 2018, making it 8 years old. It is a mobile home home. The building has 2 stories.

What schools serve 45b Old Riverhead Rd, , NY?

45b Old Riverhead Rd, , NY is assigned to Hampton Bays Middle School (middle), rated B; Hampton Bays High School (high), rated C+; Hampton Bays Elementary School (elementary), rated B. All sit in Hampton Bays Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 45b Old Riverhead Rd, , NY compare to other homes in Hampton Bays?

Among the 6,773 homes in Hampton Bays, it is worth more than 94% of them ($1,930,366 against a typical $905,828), its price per square foot is higher than 21% of them ($529 against a typical $640), it is bigger than 95% of them (3,648 ft² against a typical 1,460 ft²), its lot is bigger than 98% of them (1.55 ac against a typical 0.4 ac) and it is newer than 97% of them (2018 against a typical 1994). Measured against all of Suffolk County, it is worth more than 93% 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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