Skip to content
Skip to content
TopHapOpen in map
Single Family ResidenceResidential
$781,885$401 / 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 96How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Oct 21, 2026
Last sold for $605,000 on Feb 15, 2023

21 SYLVAN DR

WADING RIVER, NY 11792
3
Beds
2.5
Baths
1,952 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.
0.51 ac
Lot SizeThe size of the land the home sits on, from county records.
2003
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
7
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$782K
$750K low$813K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$605,000 · Feb 15, 2023

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$11,201 (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.$59,800 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$10,900
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$48,900
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$732,843

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.6 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.6%
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.Cape Cod
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.51
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
ViewThe type of view from the property, or another feature of the site that affects value.Canal

Transaction History(2)

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(2)

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

E
Riley Avenue SchoolC-
Elementary · Grades PK–4 · 4.3 mi
H
Riverhead Senior High SchoolC-
High · Grades 9–12 · 7.6 mi
M
Riverhead Middle SchoolC+
Middle · Grades 6–8 · 7.8 mi

District: Riverhead Central School District

Neighborhood · ZIP 11792These 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.81
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.59

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.88%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.21%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.7%
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.8,607
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.677 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$143,954
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$160,367
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

Do you own this home?
Claim this home

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

21 Sylvan 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.

  • Costs more per square foot than 70% of homes in Wading River 11792
  • Has a bigger lot than 78% of homes in Suffolk County
  • Newer than 92% of homes in Wading River 11792

What homes are worth in Wading River 11792

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

This home
$358K$1.6M

This home is worth more than 59% of homes in Wading River 11792.

How it measures up in Wading River 11792

The dot is this home. The mark in the middle is the typical home in Wading River 11792.

Estimated value$781,885
CheaperTypical $734,618Pricier

Pricier than 59% of homes nearby

Price per ft²$401
CheaperTypical $360Pricier

Pricier than 70% of homes nearby

Living area1,952 ft²
SmallerTypical 2,070 ft²Bigger

Bigger than 45% of homes nearby

Lot size0.51 ac
SmallerTypical 0.6 acBigger

Bigger than 41% of homes nearby

Year built2003
OlderTypical 1978Newer

Newer than 92% of homes nearby

How 21 Sylvan Dr ranks against every home in each area.
MeasureThis homeWading River 11792Suffolk County
Estimated valuepricier than$781,88559% of homes63% of homes
Price per ft²pricier than$40170% of homes46% of homes
Living areabigger than1,952 ft²45% of homes64% of homes
Lot sizebigger than0.51 ac41% of homes78% of homes
Year builtnewer than200392% of homes92% of homes

About 21 Sylvan Dr

How much is 21 Sylvan Dr, Wading River, NY worth?

The TopHap Estimate for 21 Sylvan Dr, Wading River, NY is $781,885 as of Oct 21, 2026. The likely range is $750,293 to $813,477. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 21 Sylvan Dr, Wading River, NY last sell?

21 Sylvan Dr, Wading River, NY last sold on Feb 15, 2023 for $605,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 21 Sylvan Dr, Wading River, NY?

21 Sylvan Dr, Wading River, NY has 3 bedrooms, 2.5 bathrooms, 1,952 square feet of living space and a 0.51-acre lot.

When was 21 Sylvan Dr, Wading River, NY built?

21 Sylvan Dr, Wading River, NY was built in 2003, making it 23 years old. It is a cape cod home. The building has 1 story.

What schools serve 21 Sylvan Dr, Wading River, NY?

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

How does 21 Sylvan Dr, Wading River, NY compare to other homes in Wading River 11792?

Among the 3,278 homes in Wading River 11792, it is worth more than 59% of them ($781,885 against a typical $734,618), its price per square foot is higher than 70% of them ($401 against a typical $360), it is bigger than 45% of them (1,952 ft² against a typical 2,070 ft²), its lot is bigger than 41% of them (0.51 ac against a typical 0.6 ac) and it is newer than 92% of them (2003 against a typical 1978). Measured against all of Suffolk County, it is worth more than 63% 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 21 Sylvan Dr, Wading River, NY?

The 2024 property tax bill for 21 Sylvan Dr, Wading River, NY was $11,201. The county assessed it at $59,800.

More homes on Sylvan Dr

Closest homes

More homes in Wading River 11792

Assigned schools

Explore the area

See this home in context

Open 21 Sylvan Dr on TopHap’s interactive map to compare it against every sale nearby, overlay school zones and flood risk, and run a CMA.

Open in map
A flyover of TopHap's photorealistic 3D map, with recorded sale prices pinned to homes
Search any address, city, zip, or county…3D$1.9M$6.25MOpen in map