Housing data for West Sayville, NY

West Sayville, NY has an estimated 4,800 residents and 2,067 homes (US Census Bureau, 2020–2024 American Community Survey).

It is an unincorporated community in Suffolk County.

13.8% of households rent.

The median gross rent is $2,701 a month.

Figures last updated on .

Residents
4,800 (±508)
Housing units
2,067 (±231)
Households that rent
13.8%
Median gross rent
$2,701
Residents since 2015–2019
−4.2%

What stands out in West Sayville

Homes in buildings of 5 or more units: 3.0% (±2.0 points) in West Sayville, lower than in Suffolk County (8.4%).

Households without a vehicle: 1.2% (±1.3 points) in West Sayville, lower than in Suffolk County (5.1%).

Median household income: $166,312 (±$13,468) in West Sayville, higher than in Suffolk County ($130,686).

Median gross rent: $2,701 (±$373) in West Sayville, higher than in Suffolk County ($2,255).

Housing in West Sayville at a glance

West Sayville against Suffolk County, its state and the nation

Estimate (90% margin of error)
West SayvilleSuffolk CountyNew YorkUnited States
Residents4,800 (±508)1,530,146 (exact)19,852,366 (exact)334,922,499
Housing units2,067 (±231)580,772 (±234)8,585,241 (±652)143,775,355
Households that rent13.8% (±6.5 points)17.8% (±0.5 points)45.7% (±0.2 points)34.8%
Median gross rent$2,701 (±$373)$2,255 (±$27)$1,621 (±$7)$1,413
Median household income$166,312 (±$13,468)$130,686 (±$1,707)$85,974 (±$402)$80,734
Median home value$583,200 (±$28,027)$578,400 (±$2,887)$423,800 (±$1,627)$332,700
Median real estate taxes (a year)$10,000 or more$10,000 or more$6,582 (±$21)$3,119
Built before 198086.0% (±12.7 points)68.3% (±0.7 points)73.9% (±0.2 points)49.7%
Average commute28.4 minutes (±2.8)31.1 minutes (±0.3)32.6 minutes (±0.1)26.4 minutes
Households with broadband95.4% (±3.0 points)93.2% (±0.3 points)90.8% (±0.1 points)91.0%
Median age of residents50.5 years (±6.0)41.7 years (±0.2)39.8 years (±0.1)38.9 years

West Sayville covers 1.9 square miles of land, about 2,501 residents per square mile (Census Bureau Gazetteer).

How West Sayville has changed since 2015–2019

2015–2019 and 2020–2024 American Community Survey 5-year estimates
2015–20192020–2024Amount of changeVerdict
Residents5,010 (±334)4,800 (±508)−4.2%Not a measurable change
Housing units1,975 (±52)2,067 (±231)+4.7%Not a measurable change
Median gross rent$1,619 (±$155)$2,701 (±$373)+66.8%Up after inflation
Median home value$389,200 (±$11,633)$583,200 (±$28,027)+49.8%Up after inflation
Median household income$110,250 (±$21,643)$166,312 (±$13,468)+50.8%Up after inflation
Median owner cost with a mortgage$2,758 (±$95)$3,484 (±$465)+26.3%No measurable change after inflation
Households that rent13.9% (±4.4 points)13.8% (±6.5 points)−0.1 percentage pointsNot a measurable change
Rental vacancy rate0.0% (±13.0 points)0.0% (±15.9 points)0.0 percentage pointsNot a measurable change

The Census Bureau publishes 2015–2019 dollars in 2019 dollars and 2020–2024 dollars in 2024 dollars.

Prices (the CPI-U, US Bureau of Labor Statistics) rose 22.7% between 2019 and 2024, so a dollar figure’s verdict compares the two after raising the earlier one by that much, using the Census Bureau’s test for a difference.

The two periods do not overlap, as the Census Bureau recommends for 5-year estimates.

Crime reported to police in Suffolk County

West Sayville has no police department of its own in the FBI’s figures, so this is the figure for Suffolk County as a whole.

In 2025, the police departments that report for Suffolk County recorded 6 violent and 99 property crimes per 100,000 residents.

A county-wide figure describes the whole county, not this place; crime varies from one community to the next.

ZIP codes in West Sayville

ZIP Code Tabulation Areas that cover this place (2020–2024 estimates)
ZIP codeShare of the ZIP’s land in this placeResidentsMedian gross rentMedian home valueMedian household income
1179696%3,560$2,635$594,200$173,472
1176917%8,935$2,239$607,000$123,558

A ZIP code is a mail route rather than a boundary, so the Census Bureau publishes figures for ZIP Code Tabulation Areas built from census blocks; the share column says how much of each one’s land lies in this place.

Places near West Sayville

Nearest places with Census figures, by straight-line distance
PlaceDistanceMedian gross rentMedian home valueHouseholds that rent
Sayville1.6 mi$2,351$637,20022.6%
Oakdale1.6 mi$2,239$613,00018.8%
Bayport2.8 mi$1,866$650,80020.2%
North Great River3.5 mi$2,353$542,30017.5%
Bohemia3.6 mi$2,582$557,70015.4%
Great River3.9 mi$2,750$802,80033.1%
Blue Point4.0 mi$2,419$614,90010.5%
East Islip4.3 mi$2,708$593,20010.9%

Places in New York most like West Sayville

PlaceMedian gross rentMedian home valueMedian household incomeHouseholds that rent
Thornwood$2,550$650,400$170,39813.8%
West Islip$2,765$614,300$176,2815.0%
East Islip$2,708$593,200$147,99610.9%
North Great River$2,353$542,300$147,14317.5%
East Northport$2,527$623,800$157,66211.5%
Islip Terrace$2,640$519,200$155,3138.0%

Matched on rent, home value, income, the share who rent, the age of the homes, the share in apartment buildings and the commute, each measured against the spread across New York.

HUD Fair Market Rent for West Sayville, fiscal year 2027

Nassau-Suffolk, NY HUD Metro FMR Area, dollars a month
Studio1 bedroom2 bedrooms3 bedrooms4 bedrooms
$1,964$2,285$2,689$3,458$3,671

HUD income limits for West Sayville, fiscal year 2026

Nassau-Suffolk, NY HUD Metro FMR Area, annual household income
Household sizeExtremely low (30%)Very low (50%)Low (80%)
1 person$34,550$57,550$89,700
2 people$39,450$65,750$102,500
3 people$44,400$73,950$115,300
4 people$49,300$82,150$128,100
5 people$53,250$88,750$138,350
6 people$57,200$95,300$148,600
7 people$61,150$101,900$158,850
8 people$65,100$108,450$169,100

These are the limits HUD sets for its housing programs in the Nassau-Suffolk, NY HUD Metro FMR Area, where HUD’s median family income for fiscal year 2026 is $164,300.

A program can use its own limits; tax-credit and local programs often do.

West Sayville is a census-designated place: an unincorporated community the Census Bureau draws for statistics, with no municipal government of its own.

It lies inside the Town of Islip, whose figures include it.

Survey years: 2020–2024 (American Community Survey 5-year estimates), compared with 2015–2019.

Margins of error are at the 90% confidence level.

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Questions about West Sayville

What is the average rent in West Sayville, NY?

The Census Bureau publishes the median rather than the average: the median gross rent in West Sayville is $2,701 (±$373) a month (2020–2024 American Community Survey), so half of renting households pay less and half pay more.

How much is a one-bedroom apartment in West Sayville?

The median gross rent for a one-bedroom home in West Sayville, NY is $2,317 (±$288) a month (2020–2024 American Community Survey).

How many renters are there in West Sayville?

West Sayville has an estimated 244 (±124) renting households, 13.8% of its occupied homes (2020–2024 American Community Survey).

What is the median household income in West Sayville?

The median household income in West Sayville is $166,312 (±$13,468) a year (2020–2024 American Community Survey).

What is the average home value in West Sayville, NY?

The Census Bureau publishes the median: $583,200 (±$28,027) for owner-occupied homes in West Sayville (2020–2024 American Community Survey).

What is the average mortgage payment in West Sayville?

The Census Bureau publishes total owner costs rather than the mortgage alone: the median for owners with a mortgage in West Sayville, NY is $3,484 (±$465) a month, including taxes, insurance and utilities.

Is West Sayville growing?

In West Sayville, the number of residents went from 5,010 in 2015–2019 to 4,800 in 2020–2024 (−4.2%), not a measurable change.

What ZIP codes are in West Sayville?

The ZIP codes that cover West Sayville are 11796, 11769.

What is the median rent in ZIP code 11796?

The median gross rent in ZIP Code Tabulation Area 11796 is $2,635 (±$376) a month (2020–2024 American Community Survey).

Sources

To check these figures in the Census Bureau’s own API, request the variables below from the 2024 ACS 5-year data profile (acs/acs5/profile) for West Sayville CDP, New York (place:80885, in state:36).

Each estimate (E or PE) has a margin of error beside it (M or PM).

The 2015–2019 figures are B01003_001E, B01003_001M, B25064_001E, B25064_001M from the 2019 release.

The API needs a free key.

Request a Census API key.

DP05_0001E, DP05_0001M, DP04_0001E, DP04_0001M, DP04_0047PE, DP04_0047PM, DP04_0134E, DP04_0134M, DP03_0062E, DP03_0062M, DP04_0089E, DP04_0089M

This product uses the Census Bureau Data API but is not endorsed or certified by the Census Bureau.

Figures are published by the US Census Bureau, HUD, the Bureau of Labor Statistics and the FBI; Seayora reproduces them and does not adjust them, except where a sentence says it compares dollar figures after inflation. They describe the whole place, not any one building or street, and are not an appraisal, a rent determination, a tax bill, a safety rating or legal advice.

Figures last updated on .

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