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Single Family ResidenceResidential
$1,046,995$446 / 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 65How 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 $490,000 on Jan 3, 2005

18 3RD ST

BELLPORT, NY 11713
6
Beds
3
Baths
2,347 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.
0.36 ac
Lot SizeThe size of the land the home sits on, from county records.
1972
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.
10
RoomsThe total room count in county records. Counties differ on which rooms they count, so compare it loosely.

Valuation

$1M
$681K low$1.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$490,000 · Jan 3, 2005

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$12,606 (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.$3,515 (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.$3,365
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$732,292

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.0.36
HeatingThe type of heating system in the home.Radiant
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.Waterfront

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

M
Bellport Middle SchoolC-
Middle · Grades 6–8 · 0.4 mi
E
Kreamer Street Elementary SchoolD
Elementary · Grades KG–3 · 0.4 mi
H
Bellport Senior High SchoolD+
High · Grades 9–12 · 1.1 mi

District: South Country Central School District

Neighborhood · ZIP 11713These 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.111
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.104
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.53

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.91%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.15%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.11%
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.10,888
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,858 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$98,789
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$114,337
Average tempThe average temperature here across a full year.52°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.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 3rd 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 more than 82% of homes in Bellport 11713
  • Bigger than 86% of homes in Bellport 11713
  • Has a bigger lot than 71% of homes in Bellport 11713

What homes are worth in Bellport 11713

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

This home
$340K$3.5M

This home is worth more than 82% of homes in Bellport 11713.

How it measures up in Bellport 11713

The dot is this home. The mark in the middle is the typical home in Bellport 11713.

Estimated value$1,046,995
CheaperTypical $589,112Pricier

Pricier than 82% of homes nearby

Price per ft²$446
CheaperTypical $440Pricier

Pricier than 52% of homes nearby

Living area2,347 ft²
SmallerTypical 1,407 ft²Bigger

Bigger than 86% of homes nearby

Lot size0.36 ac
SmallerTypical 0.27 acBigger

Bigger than 71% of homes nearby

Year built1972
OlderTypical 1963Newer

Newer than 57% of homes nearby

How 18 3rd St ranks against every home in each area.
MeasureThis homeBellport 11713Suffolk County
Estimated valuepricier than$1,046,99582% of homes80% of homes
Price per ft²pricier than$44652% of homes60% of homes
Living areabigger than2,347 ft²86% of homes80% of homes
Lot sizebigger than0.36 ac71% of homes63% of homes
Year builtnewer than197257% of homes55% of homes

About 18 3rd St

How much is 18 3rd St, Bellport, NY worth?

The TopHap Estimate for 18 3rd St, Bellport, NY is $1,046,995 as of Oct 21, 2026. The likely range is $680,875 to $1,413,115. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 18 3rd St, Bellport, NY last sell?

18 3rd St, Bellport, NY last sold on Jan 3, 2005 for $490,000, according to the county's recorded deed.

How big is 18 3rd St, Bellport, NY?

18 3rd St, Bellport, NY has 6 bedrooms, 3 bathrooms, 2,347 square feet of living space and a 0.36-acre lot.

When was 18 3rd St, Bellport, NY built?

18 3rd St, Bellport, NY was built in 1972, making it 54 years old. It is a cape cod home. The building has 1 story.

What schools serve 18 3rd St, Bellport, NY?

18 3rd St, Bellport, NY is assigned to Bellport Middle School (middle), rated C-; Kreamer Street Elementary School (elementary), rated D; Bellport Senior High School (high), rated D+. All sit in South Country Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 18 3rd St, Bellport, NY compare to other homes in Bellport 11713?

Among the 3,120 homes in Bellport 11713, it is worth more than 82% of them ($1,046,995 against a typical $589,112), its price per square foot is higher than 52% of them ($446 against a typical $440), it is bigger than 86% of them (2,347 ft² against a typical 1,407 ft²), its lot is bigger than 71% of them (0.36 ac against a typical 0.27 ac) and it is newer than 57% of them (1972 against a typical 1963). Measured against all of Suffolk County, it is worth more than 80% 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 3rd St, Bellport, NY?

The 2024 property tax bill for 18 3rd St, Bellport, NY was $12,606. The county assessed it at $3,515.

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Assigned schools

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