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Single Family ResidenceResidential
$846,815$380 / 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 Oct 21, 2026
Last sold for $411,800 on Jun 16, 2005

18 PHILIPS CT

MOUNT SINAI, NY 11766
2
Beds
2
Baths
2,229 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.
0.14 ac
Lot SizeThe size of the land the home sits on, from county records.
2005
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
6
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$847K
$793K low$900K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$411,800 · Jun 16, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$7,456 (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.$3,250 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$150
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$3,100
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$677,083

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.7 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
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.14
HeatingThe type of heating system in the home.Forced Air With Air Conditioning
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.Waterfront

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
Mount Sinai Elementary SchoolA-
Elementary · Grades KG–4 · 1.1 mi
M
Mount Sinai Middle SchoolA
Middle · Grades 5–8 · 1.2 mi
H
Mount Sinai High SchoolA
High · Grades 9–12 · 1.5 mi

District: Mount Sinai Union Free School District

Neighborhood · ZIP 11766These 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.47
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.106
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.65

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.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.27%
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.1.0%
PopulationHow many people live in this area.12,676
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,703 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$143,038
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$156,700
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

18 Philips 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 70% of homes in Suffolk County
  • Bigger than 76% of homes in Suffolk County
  • Has a smaller lot than 87% of homes in Suffolk County
  • Newer than 93% of homes in Suffolk County

What homes are worth in Mount Sinai 11766

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

This home
$444K$1.4M

This home is worth more than 65% of homes in Mount Sinai 11766.

How it measures up in Mount Sinai 11766

The dot is this home. The mark in the middle is the typical home in Mount Sinai 11766.

Estimated value$846,815
CheaperTypical $759,386Pricier

Pricier than 65% of homes nearby

Price per ft²$380
CheaperTypical $358Pricier

Pricier than 64% of homes nearby

Living area2,229 ft²
SmallerTypical 2,144 ft²Bigger

Bigger than 53% of homes nearby

Lot size0.14 ac
SmallerTypical 0.43 acBigger

Bigger than 20% of homes nearby

Year built2005
OlderTypical 1986Newer

Newer than 87% of homes nearby

How 18 Philips Ct ranks against every home in each area.
MeasureThis homeMount Sinai 11766Suffolk County
Estimated valuepricier than$846,81565% of homes70% of homes
Price per ft²pricier than$38064% of homes38% of homes
Living areabigger than2,229 ft²53% of homes76% of homes
Lot sizebigger than0.14 ac20% of homes13% of homes
Year builtnewer than200587% of homes93% of homes

About 18 Philips Ct

How much is 18 Philips Ct, Mount Sinai, NY worth?

The TopHap Estimate for 18 Philips Ct, Mount Sinai, NY is $846,815 as of Oct 21, 2026. The likely range is $793,427 to $900,203. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 Philips Ct, Mount Sinai, NY last sell?

18 Philips Ct, Mount Sinai, NY last sold on Jun 16, 2005 for $411,800, according to the county's recorded deed.

How big is 18 Philips Ct, Mount Sinai, NY?

18 Philips Ct, Mount Sinai, NY has 2 bedrooms, 2 bathrooms, 2,229 square feet of living space and a 0.14-acre lot.

When was 18 Philips Ct, Mount Sinai, NY built?

18 Philips Ct, Mount Sinai, NY was built in 2005, making it 21 years old. The building has 1 story.

What schools serve 18 Philips Ct, Mount Sinai, NY?

18 Philips Ct, Mount Sinai, NY is assigned to Mount Sinai Elementary School (elementary), rated A-; Mount Sinai Middle School (middle), rated A; Mount Sinai High School (high), rated A. All sit in Mount Sinai Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18 Philips Ct, Mount Sinai, NY compare to other homes in Mount Sinai 11766?

Among the 4,448 homes in Mount Sinai 11766, it is worth more than 65% of them ($846,815 against a typical $759,386), its price per square foot is higher than 64% of them ($380 against a typical $358), it is bigger than 53% of them (2,229 ft² against a typical 2,144 ft²), its lot is bigger than 20% of them (0.14 ac against a typical 0.43 ac) and it is newer than 87% of them (2005 against a typical 1986). Measured against all of Suffolk County, it is worth more than 70% 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 18 Philips Ct, Mount Sinai, NY?

The 2024 property tax bill for 18 Philips Ct, Mount Sinai, NY was $7,456. The county assessed it at $3,250.

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