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Single Family ResidenceResidential
$505,173$559 / 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 93How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026

15 GROVE ST

RIVERHEAD, NY 11901
3
Beds
1
Baths
904 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.
0.2 ac
Lot SizeThe size of the land the home sits on, from county records.
1970
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
5
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
1
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$505K
$468K low$542K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,003 (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.$29,700 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$5,100
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$24,600
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$363,971

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.Ranch
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.20
HeatingThe type of heating system in the home.Hot Water
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Attached
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

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

H
Riverhead Senior High SchoolC-
High · Grades 9–12 · 1.6 mi
M
Riverhead Middle SchoolD
Middle · Grades 6–8 · 1.7 mi
E
Aquebogue Elementary SchoolD+
Elementary · Grades PK–5 · 1.7 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

15 Grove St 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 90% of homes in Suffolk County
  • Costs more per square foot than 95% of homes in Riverhead
  • Smaller than 93% of homes in Suffolk County
  • Has a smaller lot than 77% of homes in Riverhead 11901
  • Older than 69% of homes in Riverhead 11901

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
$357K$1.8M

This home is worth more than 24% 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$505,173
CheaperTypical $634,855Pricier

Pricier than 24% of homes nearby

Price per ft²$559
CheaperTypical $423Pricier

Pricier than 86% of homes nearby

Living area904 ft²
SmallerTypical 1,377 ft²Bigger

Bigger than 18% of homes nearby

Lot size0.2 ac
SmallerTypical 0.31 acBigger

Bigger than 23% of homes nearby

Year built1970
OlderTypical 1991Newer

Newer than 31% of homes nearby

How 15 Grove St ranks against every home in each area.
MeasureThis homeRiverheadRiverhead 11901Suffolk County
Estimated valuepricier than$505,17324% of homes24% of homes10% of homes
Price per ft²pricier than$55995% of homes86% of homes80% of homes
Living areabigger than904 ft²13% of homes18% of homes7% of homes
Lot sizebigger than0.2 ac26% of homes23% of homes29% of homes
Year builtnewer than197050% of homes31% of homes51% of homes

About 15 Grove St

How much is 15 Grove St, Riverhead, NY worth?

The TopHap Estimate for 15 Grove St, Riverhead, NY is $505,173 as of Jul 14, 2026. The likely range is $468,351 to $541,995. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 15 Grove St, Riverhead, NY last sell?

15 Grove St, Riverhead, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 15 Grove St, Riverhead, NY?

15 Grove St, Riverhead, NY has 3 bedrooms, 1 bathrooms, 904 square feet of living space and a 0.20-acre lot.

When was 15 Grove St, Riverhead, NY built?

15 Grove St, Riverhead, NY was built in 1970, making it 56 years old. It is a ranch home. The building has 1 story.

What schools serve 15 Grove St, Riverhead, NY?

15 Grove St, Riverhead, NY is assigned to Riverhead Senior High School (high), rated C-; Riverhead Middle School (middle), rated D; Aquebogue Elementary School (elementary), rated D+. All sit in Riverhead Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 15 Grove St, Riverhead, NY compare to other homes in Riverhead 11901?

Among the 9,718 homes in Riverhead 11901, it is worth more than 24% of them ($505,173 against a typical $634,855), its price per square foot is higher than 86% of them ($559 against a typical $423), it is bigger than 18% of them (904 ft² against a typical 1,377 ft²), its lot is bigger than 23% of them (0.2 ac against a typical 0.31 ac) and it is newer than 31% of them (1970 against a typical 1991). Measured against all of Suffolk County, it is worth more than 10% 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 15 Grove St, Riverhead, NY?

The 2024 property tax bill for 15 Grove St, Riverhead, NY was $6,003. The county assessed it at $29,700.

More homes on Grove St

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Assigned schools

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