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Single Family ResidenceResidential
$741,300$458 / 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 90How 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

5 ELLISON ST

BAYVILLE, NY 11709
4
Beds
2
Baths
1,617 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.
0.11 ac
Lot SizeThe size of the land the home sits on, from county records.
1920
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
8
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$741K
$666K low$817K high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$8,259 (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.$415 (2026)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$179
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$236
Previous AssessedThe county's assessed value from the year before, useful for seeing how the assessment changed.$453
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$415,000

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountyNASSAU
Lot (acres)The size of the land the home sits on, from county records.0.12
ConstructionThe main material the home's frame and walls are built from.Frame (Unspecified)
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
PoolWhether the property has a pool, and what kind, such as in-ground.No
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Deck · 96 ft²Patio · 96 ft²Porch · 192 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
Bayville Primary School
Elementary · Grades PK–2 · 0.2 mi
H
Locust Valley High SchoolA-
High · Grades 9–12 · 1.9 mi
M
Locust Valley Middle SchoolA+
Middle · Grades 6–9 · 1.9 mi

District: Locust Valley Central School District

Neighborhood · ZIP 11709These 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.108
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.111
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.96

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.25%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.7%
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.3,515
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,776 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$141,664
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$172,974
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

5 Ellison 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 68% of homes in Nassau County
  • Costs less per square foot than 71% of homes in Nassau County
  • Has a smaller lot than 84% of homes in Nassau County
  • Older than 95% of homes in Nassau County

What homes are worth in Bayville 11709

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

This home
$471K$2M

This home is worth more than 35% of homes in Bayville 11709.

How it measures up in Bayville 11709

The dot is this home. The mark in the middle is the typical home in Bayville 11709.

Estimated value$741,300
CheaperTypical $822,401Pricier

Pricier than 35% of homes nearby

Price per ft²$458
CheaperTypical $474Pricier

Pricier than 41% of homes nearby

Living area1,617 ft²
SmallerTypical 1,840 ft²Bigger

Bigger than 38% of homes nearby

Lot size0.11 ac
SmallerTypical 0.16 acBigger

Bigger than 21% of homes nearby

Year built1920
OlderTypical 1958Newer

Newer than 8% of homes nearby

How 5 Ellison St ranks against every home in each area.
MeasureThis homeBayville 11709Nassau County
Estimated valuepricier than$741,30035% of homes32% of homes
Price per ft²pricier than$45841% of homes29% of homes
Living areabigger than1,617 ft²38% of homes43% of homes
Lot sizebigger than0.11 ac21% of homes16% of homes
Year builtnewer than19208% of homes5% of homes

About 5 Ellison St

How much is 5 Ellison St, Bayville, NY worth?

The TopHap Estimate for 5 Ellison St, Bayville, NY is $741,300 as of Sep 24, 2026. The likely range is $665,719 to $816,881. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 5 Ellison St, Bayville, NY last sell?

5 Ellison St, Bayville, NY last sold on Jan 1, 1900, according to the county's recorded deed.

How big is 5 Ellison St, Bayville, NY?

5 Ellison St, Bayville, NY has 4 bedrooms, 2 bathrooms, 1,617 square feet of living space and a 0.12-acre lot.

When was 5 Ellison St, Bayville, NY built?

5 Ellison St, Bayville, NY was built in 1920, making it 106 years old. The building has 1 story.

What schools serve 5 Ellison St, Bayville, NY?

5 Ellison St, Bayville, NY is assigned to Bayville Primary School (elementary); Locust Valley High School (high), rated A-; Locust Valley Middle School (middle), rated A+. All sit in Locust Valley Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 5 Ellison St, Bayville, NY compare to other homes in Bayville 11709?

Among the 2,434 homes in Bayville 11709, it is worth more than 35% of them ($741,300 against a typical $822,401), its price per square foot is higher than 41% of them ($458 against a typical $474), it is bigger than 38% of them (1,617 ft² against a typical 1,840 ft²), its lot is bigger than 21% of them (0.11 ac against a typical 0.16 ac) and it is newer than 8% of them (1920 against a typical 1958). Measured against all of Nassau County, it is worth more than 32% 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 5 Ellison St, Bayville, NY?

The 2025 property tax bill for 5 Ellison St, Bayville, NY was $8,259. The county assessed it at $415.

More homes on Ellison St

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More homes in Bayville 11709

Assigned schools

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