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Single Family ResidenceResidential
$469,296$326 / 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 89How 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
Last sold for $432,500 on Mar 6, 2024

309 LOUISE AVE

BELLPORT, NY 11713
3
Beds
1
Baths
1,440 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.
0.17 ac
Lot SizeThe size of the land the home sits on, from county records.
1995
Year BuiltThe year the home was originally built, according to county records.
2
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

$469K
$419K low$519K high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$432,500 · Mar 6, 2024

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$6,364 (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.$1,575 (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.$1,425
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$328,125

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.6%
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
StyleThe architectural style of the home, such as ranch or colonial.Colonial
CountySUFFOLK
Lot (acres)The size of the land the home sits on, from county records.0.17
HeatingThe type of heating system in the home.Radiant
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(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.

Foreclosure Filings(4)

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

E
Verne W Critz Elementary SchoolC
Elementary · Grades KG–3 · 1.4 mi
M
Bellport Middle SchoolC-
Middle · Grades 6–8 · 1.8 mi
H
Bellport Senior High SchoolD+
High · Grades 9–12 · 1.9 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

309 Louise Ave 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 92% of homes in Suffolk County
  • Costs less per square foot than 86% of homes in Bellport 11713
  • Has a smaller lot than 95% of homes in Bellport 11713
  • Newer than 89% 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
$348K$3.8M

This home is worth more than 25% 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$469,296
CheaperTypical $611,189Pricier

Pricier than 25% of homes nearby

Price per ft²$326
CheaperTypical $442Pricier

Pricier than 14% of homes nearby

Living area1,440 ft²
SmallerTypical 1,404 ft²Bigger

Bigger than 52% of homes nearby

Lot size0.17 ac
SmallerTypical 0.27 acBigger

Bigger than 5% of homes nearby

Year built1995
OlderTypical 1963Newer

Newer than 89% of homes nearby

How 309 Louise Ave ranks against every home in each area.
MeasureThis homeBellport 11713Suffolk County
Estimated valuepricier than$469,29625% of homes8% of homes
Price per ft²pricier than$32614% of homes18% of homes
Living areabigger than1,440 ft²52% of homes36% of homes
Lot sizebigger than0.17 ac5% of homes18% of homes
Year builtnewer than199589% of homes81% of homes

About 309 Louise Ave

How much is 309 Louise Ave, Bellport, NY worth?

The TopHap Estimate for 309 Louise Ave, Bellport, NY is $469,296 as of Sep 24, 2026. The likely range is $419,308 to $519,284. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 309 Louise Ave, Bellport, NY last sell?

309 Louise Ave, Bellport, NY last sold on Mar 6, 2024 for $432,500, according to the county's recorded deed.

How big is 309 Louise Ave, Bellport, NY?

309 Louise Ave, Bellport, NY has 3 bedrooms, 1 bathrooms, 1,440 square feet of living space and a 0.17-acre lot.

When was 309 Louise Ave, Bellport, NY built?

309 Louise Ave, Bellport, NY was built in 1995, making it 31 years old. It is a colonial home. The building has 2 stories.

What schools serve 309 Louise Ave, Bellport, NY?

309 Louise Ave, Bellport, NY is assigned to Verne W Critz Elementary School (elementary), rated C; Bellport Middle School (middle), rated C-; 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 309 Louise Ave, Bellport, NY compare to other homes in Bellport 11713?

Among the 3,116 homes in Bellport 11713, it is worth more than 25% of them ($469,296 against a typical $611,189), its price per square foot is higher than 14% of them ($326 against a typical $442), it is bigger than 52% of them (1,440 ft² against a typical 1,404 ft²), its lot is bigger than 5% of them (0.17 ac against a typical 0.27 ac) and it is newer than 89% of them (1995 against a typical 1963). Measured against all of Suffolk County, it is worth more than 8% 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 309 Louise Ave, Bellport, NY?

The 2024 property tax bill for 309 Louise Ave, Bellport, NY was $6,364. The county assessed it at $1,575.

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Assigned schools

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