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Single Family ResidenceResidential
$4,086,806$538 / 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 Aug 30, 2026
Last sold for $3,150,000 on Jul 12, 2005

87 MILL RIVER RD

GLEN HEAD, NY 11545
6 / 2
Baths
7,597 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.
6.03 ac
Lot SizeThe size of the land the home sits on, from county records.
1975
Year BuiltThe year the home was originally built, according to county records.
2
StoriesHow many floors the home has above ground.
16
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.
4
ParkingThe number of parking spaces on the property, including the garage.

Valuation

$4.1M
$3.4M low$4.8M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$3,150,000 · Jul 12, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$45,187 (2025)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$2,800 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,555
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$1,245
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$2,779
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$5,117,000

Climate Risk

Overall riskThe average of the five hazard scores below, on a 0 to 100 scale. Higher means greater projected risk over the coming decades.51
76
FloodProjected flooding risk from rivers, heavy rain, and storm surge, scored 0 to 100. Higher is riskier.
27
WildfireProjected wildfire risk, scored 0 to 100, based on how much land burns in a typical year. Higher is riskier.
62
HeatProjected heat risk, scored 0 to 100, based on how many extremely hot days a year are expected. Higher is riskier.
89
StormProjected risk from heavy rainstorms, scored 0 to 100, based on how often extreme rainfall is expected. Higher is riskier.
1
DroughtProjected water shortage risk, scored 0 to 100. Higher means more strain on the local water supply.
Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.57 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.30%

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.Mansion
CountyNASSAU
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
RoofThe main material covering the roof, such as asphalt shingle or tile.Wood Shingle
HeatingThe type of heating system in the home.Central
CoolingThe type of cooling or air conditioning in the home.Central
FireplaceWhether the home has a fireplace, and what kind.Yes
GarageWhether the property has a garage, and details like whether it is attached to the home.Garage, Detached
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.Private Road
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Tennis courtDeck · 184 ft²Patio · 1,202 ft²Porch · 443 ft²

Transaction History(1)

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
Theodore Roosevelt School
Elementary · Grades PK–2 · 1.4 mi
M
Oyster Bay Middle SchoolA+
Middle · Grades 7–8 · 1.6 mi
H
Oyster Bay High SchoolA
High · Grades 9–12 · 1.6 mi

District: Oyster Bay-East Norwich Central School District

Neighborhood · ZIP 11545These 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.69
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.115
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.97

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.95%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.35%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.2.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.0.9%
PopulationHow many people live in this area.11,803
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.907 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$190,962
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$283,226
Average tempThe average temperature here across a full year.53°F
Annual precipHow much rain and melted snow falls here in a typical year.49 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.56%

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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

87 Mill River 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.

  • Among the most valuable homes in Nassau County
  • Costs less per square foot than 68% of homes in Glen Head 11545
  • Among the largest homes in Nassau County
  • Among the largest lots in Nassau County
  • Newer than 87% of homes in Nassau County

What homes are worth in Glen Head 11545

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

This home
$741K$5.7M

This home is worth more than 91% of homes in Glen Head 11545.

How it measures up in Glen Head 11545

The dot is this home. The mark in the middle is the typical home in Glen Head 11545.

Estimated value$4,086,806
CheaperTypical $1,550,688Pricier

Pricier than 91% of homes nearby

Price per ft²$538
CheaperTypical $573Pricier

Pricier than 32% of homes nearby

Living area7,597 ft²
SmallerTypical 2,834 ft²Bigger

Bigger than 94% of homes nearby

Lot size6.03 ac
SmallerTypical 0.49 acBigger

Bigger than almost all homes nearby

Year built1975
OlderTypical 1958Newer

Newer than 69% of homes nearby

How 87 Mill River Rd ranks against every home in each area.
MeasureThis homeGlen Head 11545Nassau County
Estimated valuepricier than$4,086,80691% of homesalmost all homes
Price per ft²pricier than$53832% of homes58% of homes
Living areabigger than7,597 ft²94% of homesalmost all homes
Lot sizebigger than6.03 acalmost all homesalmost all homes
Year builtnewer than197569% of homes87% of homes

About 87 Mill River Rd

How much is 87 Mill River Rd, Glen Head, NY worth?

The TopHap Estimate for 87 Mill River Rd, Glen Head, NY is $4,086,806 as of Aug 30, 2026. The likely range is $3,412,557 to $4,761,055. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 87 Mill River Rd, Glen Head, NY last sell?

87 Mill River Rd, Glen Head, NY last sold on Jul 12, 2005 for $3,150,000, according to the county's recorded deed.

How big is 87 Mill River Rd, Glen Head, NY?

87 Mill River Rd, Glen Head, NY has 6 bathrooms and 7,597 square feet of living space.

When was 87 Mill River Rd, Glen Head, NY built?

87 Mill River Rd, Glen Head, NY was built in 1975, making it 51 years old. It is a mansion home. The building has 2 stories.

What schools serve 87 Mill River Rd, Glen Head, NY?

87 Mill River Rd, Glen Head, NY is assigned to Theodore Roosevelt School (elementary); Oyster Bay Middle School (middle), rated A+; Oyster Bay High School (high), rated A. All sit in Oyster Bay-East Norwich Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 87 Mill River Rd, Glen Head, NY compare to other homes in Glen Head 11545?

Among the 3,886 homes in Glen Head 11545, it is worth more than 91% of them ($4,086,806 against a typical $1,550,688), its price per square foot is higher than 32% of them ($538 against a typical $573), it is bigger than 94% of them (7,597 ft² against a typical 2,834 ft²), its lot is bigger than almost all of them (6.03 ac against a typical 0.49 ac) and it is newer than 69% of them (1975 against a typical 1958). Measured against all of Nassau County, it is worth more than almost all 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 87 Mill River Rd, Glen Head, NY?

The 2025 property tax bill for 87 Mill River Rd, Glen Head, NY was $45,187. The county assessed it at $2,800.

More homes on Mill River Rd

Closest homes

More homes in Glen Head 11545

Assigned schools

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