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Single Family ResidenceResidential
$925,957$409 / 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 84How 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

20 LAGOON CT

RIVERHEAD, NY 11901
3
Beds
2.5
Baths
2,266 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.
1.01 ac
Lot SizeThe size of the land the home sits on, from county records.
2022
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
4
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$926K
$782K low$1.1M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$17,213 (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.$87,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$21,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$66,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$1,075,980

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.36 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.71%
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.0.2 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.Single Family Residence
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountySUFFOLK
HeatingThe type of heating system in the home.Hot Water
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
PoolWhether the property has a pool, and what kind, such as in-ground.No

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.

E
Aquebogue Elementary SchoolC
Elementary · Grades PK–5 · 1.9 mi
M
Riverhead Middle SchoolC+
Middle · Grades 6–8 · 4.4 mi
H
Riverhead Senior High SchoolC-
High · Grades 9–12 · 4.5 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

20 Lagoon Ct 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
  • Costs less per square foot than 67% of homes in Aquebogue
  • Bigger than 84% of homes in Riverhead 11901
  • Has a bigger lot than 92% of homes in Riverhead 11901
  • Among the newest homes in Aquebogue

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
$332K$1.8M

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$925,957
CheaperTypical $606,536Pricier

Pricier than 87% of homes nearby

Price per ft²$409
CheaperTypical $406Pricier

Pricier than 51% of homes nearby

Living area2,266 ft²
SmallerTypical 1,383 ft²Bigger

Bigger than 84% of homes nearby

Lot size1.01 ac
SmallerTypical 0.31 acBigger

Bigger than 92% of homes nearby

Year built2022
OlderTypical 1991Newer

Newer than almost all homes nearby

How 20 Lagoon Ct ranks against every home in each area.
MeasureThis homeAquebogueRiverhead 11901Suffolk County
Estimated valuepricier than$925,95773% of homes87% of homes76% of homes
Price per ft²pricier than$40933% of homes51% of homes49% of homes
Living areabigger than2,266 ft²76% of homes84% of homes78% of homes
Lot sizebigger than1.01 ac84% of homes92% of homes92% of homes
Year builtnewer than2022almost all homesalmost all homesalmost all homes

About 20 Lagoon Ct

How much is 20 Lagoon Ct, Riverhead, NY worth?

The TopHap Estimate for 20 Lagoon Ct, Riverhead, NY is $925,957 as of Sep 24, 2026. The likely range is $782,051 to $1,069,863. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 20 Lagoon Ct, Riverhead, NY last sell?

20 Lagoon Ct, Riverhead, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 20 Lagoon Ct, Riverhead, NY?

20 Lagoon Ct, Riverhead, NY has 3 bedrooms, 2.5 bathrooms and 2,266 square feet of living space.

When was 20 Lagoon Ct, Riverhead, NY built?

20 Lagoon Ct, Riverhead, NY was built in 2022, making it 4 years old. It is a colonial home. The building has 2 stories.

What schools serve 20 Lagoon Ct, Riverhead, NY?

20 Lagoon Ct, Riverhead, NY is assigned to Aquebogue Elementary School (elementary), rated C; 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 20 Lagoon Ct, Riverhead, NY compare to other homes in Riverhead 11901?

Among the 9,726 homes in Riverhead 11901, it is worth more than 87% of them ($925,957 against a typical $606,536), its price per square foot is higher than 51% of them ($409 against a typical $406), it is bigger than 84% of them (2,266 ft² against a typical 1,383 ft²), its lot is bigger than 92% of them (1.01 ac against a typical 0.31 ac) and it is newer than almost all of them (2022 against a typical 1991). 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 20 Lagoon Ct, Riverhead, NY?

The 2024 property tax bill for 20 Lagoon Ct, Riverhead, NY was $17,213. The county assessed it at $87,800.

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