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Single Family ResidenceResidential
$1,160,742$680 / 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 78How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Jul 14, 2026
Last sold for $1,130,000 on Jul 13, 2023

31 RIVER AVE

EASTPORT, NY 11941
3
Beds
1
Baths
1,706 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.
0.25 ac
Lot SizeThe size of the land the home sits on, from county records.
1985
Year BuiltThe year the home was originally built, according to county records.
1
StoriesHow many floors the home has above ground.

Valuation

$1.2M
$910K 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.$1,130,000 · Jul 13, 2023
Est. Owner EquityRoughly how much of the home's value the owner would keep after paying off known loans. It is our estimate minus the loans still owed.$280,742
Est. Lendable EquityThe part of the owner's equity a lender would typically let them borrow against — about 80% of their equity.$224,594
Loan-to-ValueHow much is still owed on the home compared to what it is worth. 80% means loans equal 80% of our estimate, so it shifts when the estimate does.80%
1st MortgageA loan still believed to be open on this home, in the order lenders get repaid. The first position is paid back before the second.$880,000
BANK OF AMERICA NA · P · recorded Jul 13, 2023

Tax & Assessment

Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$570,300 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$365,300
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$205,000
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$905,238

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.135 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.94%
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.1 percent flood zone

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.Mobile Home
CountySUFFOLK
Effective Year BuiltAn adjusted build year that accounts for condition and major remodels. A big renovation can make a home count as newer than it is.1995
Lot (acres)The size of the land the home sits on, from county records.0.25
HeatingThe type of heating system in the home.Hot Water
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
FeaturesExtra features found in county records. Records are not complete everywhere, so a missing feature does not always mean the home lacks it.Porch · 266 ft²Boat access

Transaction History(3)

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
Eastport Elementary SchoolB
Elementary · Grades 3–6 · 0.4 mi
M
Eastport-South Manor Jr/Sr High SchoolB+
Middle · Grades 7–12 · 5.1 mi

District: Eastport-South Manor Central School District

Neighborhood · ZIP 11941These 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.109
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.103
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.88%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.24%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.6.1%
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.2,954
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.639 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$115,868
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$134,754
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.48 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

Ownership

OccupancyWhether the owner appears to live here or somewhere else. It is inferred from the mailing address on record.Absentee owner
Company ownedWhether the owner is a company or trust rather than a person.No

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

31 River 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 more than 93% of homes in Eastport 11941
  • Costs more per square foot than 96% of homes in Eastport 11941
  • Smaller than 65% of homes in Eastport 11941
  • Older than 78% of homes in Eastport 11941

What homes are worth in Eastport 11941

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

This home
$457K$2.2M

This home is worth more than 93% of homes in Eastport 11941.

How it measures up in Eastport 11941

The dot is this home. The mark in the middle is the typical home in Eastport 11941.

Estimated value$1,160,742
CheaperTypical $767,798Pricier

Pricier than 93% of homes nearby

Price per ft²$680
CheaperTypical $392Pricier

Pricier than 96% of homes nearby

Living area1,706 ft²
SmallerTypical 2,044 ft²Bigger

Bigger than 35% of homes nearby

Lot size0.25 ac
SmallerTypical 0.48 acBigger

Bigger than 38% of homes nearby

Year built1985
OlderTypical 1999Newer

Newer than 22% of homes nearby

How 31 River Ave ranks against every home in each area.
MeasureThis homeEastport 11941Suffolk County
Estimated valuepricier than$1,160,74293% of homes84% of homes
Price per ft²pricier than$68096% of homes88% of homes
Living areabigger than1,706 ft²35% of homes51% of homes
Lot sizebigger than0.25 ac38% of homes45% of homes
Year builtnewer than198522% of homes68% of homes

About 31 River Ave

How much is 31 River Ave, Eastport, NY worth?

The TopHap Estimate for 31 River Ave, Eastport, NY is $1,160,742 as of Jul 14, 2026. The likely range is $910,174 to $1,411,310. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 31 River Ave, Eastport, NY last sell?

31 River Ave, Eastport, NY last sold on Jul 13, 2023 for $1,130,000, according to the county's recorded deed. TopHap holds 2 recorded sales for this parcel.

How big is 31 River Ave, Eastport, NY?

31 River Ave, Eastport, NY has 3 bedrooms, 1 bathrooms, 1,706 square feet of living space and a 0.25-acre lot.

When was 31 River Ave, Eastport, NY built?

31 River Ave, Eastport, NY was built in 1985, making it 41 years old. It is a mobile home home. The building has 1 story.

What schools serve 31 River Ave, Eastport, NY?

31 River Ave, Eastport, NY is assigned to Eastport Elementary School (elementary), rated B; Eastport-South Manor Jr/Sr High School (middle), rated B+. All sit in Eastport-South Manor Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 31 River Ave, Eastport, NY compare to other homes in Eastport 11941?

Among the 1,176 homes in Eastport 11941, it is worth more than 93% of them ($1,160,742 against a typical $767,798), its price per square foot is higher than 96% of them ($680 against a typical $392), it is bigger than 35% of them (1,706 ft² against a typical 2,044 ft²), its lot is bigger than 38% of them (0.25 ac against a typical 0.48 ac) and it is newer than 22% of them (1985 against a typical 1999). Measured against all of Suffolk County, it is worth more than 84% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

Closest homes

More homes in Eastport 11941

Assigned schools

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