Sayville, NY demographics:
population, income, and more

Total population
15,408
-1.2% year-over-year change
Median household income
$147,120/yr
1.3% year-over-year change
Housing units
5,982
0.6% year-over-year change

Sayville population

How many people live in Sayville

Sayville is home to 15,408 residents, according to the most recent Census data. Gender-wise, 51.5% of Sayville locals are male, and 48.5% are female.

Total population
15,408
-1.2% year-over-year change
Gender ratio
Male
51.5%
7,929
Female
48.5%
7,479
Value Percent YoY change
Male 7,929 51.5% 2.9%
Female 7,479 48.5% -5.2%
A higher population often means more rental variety and livelier areas. The gender balance—how many men live here compared to women—can reveal a lot about the community and the lifestyles of its residents. Use this info to get a sense of the area's pace and personality.

Age demographics

The median age in Sayville is 45, with the population distributed as follows: about 18.1% are children under 15, then 9.8% are in the 15 to 24 age group. Adults between 25 and 44 make up 22.1% of the population, while another 28.4% fall into the 45 to 64 bracket. Finally, around 21.6% are 65 or older.

Median age
45
Age breakdown
Under 15
18.1%
15 to 24
9.8%
25 to 44
22.1%
45 to 64
28.4%
Over 65
21.6%
Value Percent YoY change
Under 15 2,791 18.1% -6.3%
15 to 24 1,509 9.8% -2.8%
25 to 44 3,404 22.1% 1.1%
45 to 64 4,373 28.4% -2.0%
Over 65 3,331 21.6% 3.1%
The age composition helps you get insight into who lives in the area. A younger population might mean a more active, fast-paced vibe, while an older one could suggest a quieter, slower lifestyle. If there's a balanced makeup, you’re likely to find a variety of services, housing types, and community spaces that cater to different life stages.

Racial makeup

In Sayville, 96% of the population are US-born citizens, while 3.2% have gained naturalized citizenship. At the same time, 0.8% of residents are non-citizens. As for race, 88.3% of locals are Caucasian, 0.8% are African American and 1.7% have Asian roots. There’s also a share of 7.7% that includes residents with two or more races.

Citizenship
U.S.-born citizens
96%
Non-U.S.-born citizens
3.2%
Non-citizens
0.8%
Value Percent YoY change
U.S.-born citizens 14,788 96% -1.1%
Non-U.S.-born citizens 496 3.2% -2.0%
Non-citizens 124 0.8% -5.3%
Racial breakdown
White
88.3%
Black or African American
0.8%
American Indian and Alaska Native
0%
Asian
1.7%
Native Hawaiian and other Pacific Islander
0.2%
Two or more races
7.7%
Other
1.2%
Value Percent
White 13,601 88.3%
Black or African American 120 0.8%
American Indian and Alaska Native 7 0%
Asian 268 1.7%
Native Hawaiian and other Pacific Islander 31 0.2%
Two or more races 1,193 7.7%
Other 188 1.2%

Households in Sayville

A peek inside Sayville households

Sayville has 5,763 households, with an average of 3 members in each. Of these, 67.6% are families, while the remaining 32.4% are made up of individuals living alone or with non-relatives, such as roommates.

Households stats

Total households
5,763
1.5% year-over-year change
Average people per household
3
Non-family households
1,865
Family households
3,898
Value Percent YoY change
Non-family households 1,865 32.4% 13.3%
Family households 3,898 67.6% -3.4%
The mix between family and non-family households gives a glimpse into daily life. A higher percentage of families might mean more parks and schools, while more non-family setups can mean flexible housing and diverse living styles. For renters, this can signal what kinds of homes are common and can help you figure out if the area matches your lifestyle.

Housing in Sayville

The housing landscape of Sayville

Sayville's housing consists of 5,982 units, with 75.2% being detached single-family homes ideal for those wanting space. Attached options, including duplexes and townhouses, make up 3.1% and offer a more compact, shared living style. Then there are the multifamily buildings in the area, and for those seeking flexibility, non-traditional options like mobile homes account for 0.2% of the housing landscape.

Housing units
5,982
0.6% year-over-year change
Housing types
Value Percent
1 unit, detached 4,500 75.2%
1 unit, attached 185 3.1%
2 units 163 2.7%
3 or 4 units 282 4.7%
5 to 9 units 162 2.7%
10 to 19 units 342 5.7%
20 to 49 units 151 2.5%
50 or more units 185 3.1%
Mobile home 12 0.2%
Homes built since 2020
63
231.6% year-over-year change

The age of buildings in Sayville

In Sayville, the median construction year is 1966. About 19.4% of homes were built before the 1940s, with another 2.4% going up by 1949. Most development happened in the second half of the 20th century. Then, 4.2% of homes were added from 2000 to 2009, 4.8% between 2010 and 2019, and 1% are part of the newest wave of development.

Construction year breakdown by decade
Value Percent YoY change
Built in 1939 or earlier 1,163 19.4% -1.3%
Built between 1940 and 1949 143 2.4% -13.3%
Built between 1950 and 1959 857 14.3% -13.8%
Built between 1960 and 1969 1,460 24.4% 4.1%
Built between 1970 and 1979 704 11.8% 9.7%
Built between 1980 and 1989 698 11.7% 12.2%
Built between 1990 and 1999 362 6% -5.7%
Built between 2000 and 2009 248 4.2% -17.1%
Built between 2010 and 2019 284 4.8% 16.9%
Built in 2020 or later 63 1% 231.6%
As a renter, knowing when homes were built helps you understand the potential condition and design of rental units. Newer builds may have more contemporary layouts, while older homes can offer character or larger lots, depending on the area.

Sayville occupancy rates

Out of the 5,763 occupied housing units in Sayville, 77.4% are owner-occupied, while 22.6% are lived in by tenants. Meanwhile, 3.7% of all homes on the local market sit vacant.

Occupied housing units
5,763
1.5% year-over-year change
Occupancy breakdown
Renter occupied
1,303
Owner occupied
4,460
Value Percent YoY
change
Renter occupied 1,303 22.6% -0.1%
Owner occupied 4,460 77.4% 1.9%
Unoccupied housing units
3.7%
Unoccupied housing units refer to homes that are currently without residents—whether they're waiting for renters or owners, used seasonally, or simply unclaimed. A higher share of empty homes may mean more housing availability, while a low number can reflect a tighter market with more competition. This, along with the renter-vs.-owner mix, helps paint a clearer picture of what types of housing and services are likely to be available in the area.

Sayville housing costs

Housing costs in Sayville come to a median of $2,670 per month, while tenants specifically pay a median gross rent of $2,351.

Median housing costs per month
$2,670/month
This figure sums up typical monthly housing costs for all households in the area. If you own, it includes mortgage payments in addition to property taxes, insurance and HOA fees. If you rent, it accounts for rent plus extras like utilities. It’s useful for seeing how local living expenses stack up compared to other places.
Median gross rent in Sayville
$2,351/month
Gross rent gives a more complete look at what renters actually pay, including not just base rent, but also utilities and fees. It’s a key number for evaluating rental affordability in your area of interest and understanding how it compares to nearby locations.

Education in Sayville

Sayville education at a glance

About 20.8% of the population in Sayville went to high school, while 14.2% pursued college studies. Another 10.7% earned an associate degree and 30.6% hold a bachelor’s. Meanwhile, 21.8% went even further, earning a master’s or doctorate.

Education level
Value Percent YoY change
No high school 232 1.9% 9.4%
High school diploma 2,533 20.8% 2.2%
College diploma 1,727 14.2% -7.2%
Associate degree 1,301 10.7% 1.9%
Bachelor's degree 3,726 30.6% 3.0%
Graduate degree 2,648 21.8% -0.7%
A community’s education mix can offer insights into the local economy and housing market. Higher levels of education often align with more job opportunities and stable incomes, which can increase demand for homes and influence both rent prices and rental availability.

Income in Sayville

How much people earn in Sayville

The average annual household income in Sayville was $174,271 in 2024, the most recent annual data available, according to the U.S. Census Bureau. This marked a -0.2% change from the previous year. At the same time, the median income stood at $147,120, reflecting a +1.3% shift over the same period.

Average household income in Sayville
$174,271/year
-0.2% year-over-year change
Median household income in Sayville
$147,120/year
1.3% year-over-year change

Sayville income by age

In Sayville, households led by residents aged 25 to 44 — usually in the early to mid stages of their careers — have a median income of $164,301. Those with someone between 45 and 64 in charge, often well established professionally, earn $166,441 overall. Overall, 95% of the locals in this community live above the poverty line.

Income breakdown by age
Value YoY change
25 - 44 $164,301 5.3%
45 - 64 $166,441 -3.0%
Over 65 $89,375 4.8%
Above poverty level
13,989
Below poverty level
734
Value Percent YoY
change
Above poverty level 13,989 95% -0.2%
Below poverty level 734 5% -12.5%

Average renter income in Sayville

To get a better sense of what renters earn on average in Sayville, their median household income was $85,590 according to 2022 Census data. In addition, the rent-to-income ratio in the area, at 33%, shows what portion of their earnings goes toward housing expenses.

Renter median household income
$85,590
Rent-to-income ratio
33%
Understanding the rent-to-income ratio can help renters gauge if local housing costs align with their earnings. A ratio under 30% usually signals affordability, while exceeding this mark means rent is taking a larger-than-recommended bite out of income. That could make it harder for you to cover other costs like transportation, healthcare, or child care.

Employment in Sayville

Workforce and job types in Sayville

The job market in Sayville is powered by 7,925 working residents, spread across a range of industries and roles. 85% of the working population are employed in professional or administrative positions, while 15% are in hands-on or service-based jobs. Also, 7.3% run their own businesses, 56.8% are employed by private companies, and 25.8% work in the public sector.

Workforce demographics

Working population
7,925
1.0% year-over-year change
White collar
6,732
Blue collar
1,193
Value Percent YoY change
White collar 6,732 85% 1.1%
Blue collar 1,193 15% 0.4%
Employer type
Self employees
7.3%
Private companies
56.8%
Governmental workers
25.8%
Not for profit companies
10.1%
Value Percent YoY change
Self employees 582 7.3% 2.1%
Private companies 4,499 56.8% 4.1%
Governmental workers 2,041 25.8% -7.3%
Not for profit companies 803 10.1% 6.9%
Unemployment rate
2.0%
-28.3% year-over-year change

Available workforce

The unemployment rate in Sayville stands at 2%, representing the share of the workforce currently without a job and actively looking for one.

For renters, the unemployment rate helps paint a picture of job security and financial stability in the area. Rates around 4% to 5% are considered typical. A lower-than-average rate might suggest strong job prospects and a thriving local economy, while a higher rate could hint at fewer opportunities—both useful to consider when planning a move.

Transportation in Sayville

How people get around in Sayville

Commuting methods vary: 79.5% of residents travel by personal vehicle and 0.6% prefer to walk, while the remaining share relies on public transit or on two wheelers to get from A to B.

Means of transportation
Value Percent YoY change
Car 6,274 79.5% -1.1%
Bus or trolleybus 14 0.2% -54.8%
Subway or elevated 54 0.7% N/A
Railroad 92 1.2% -57.2%
Ferryboat 13 0.2% N/A
Bicycle 10 0.1% N/A
Walk 47 0.6% -7.8%
Understanding how locals get to work can help you plan your own routine. High car usage might mean you’ll need a vehicle, while strong public transit or walkability could save you the hassle. Commute times also play a big role in quality of life—shorter trips can give you more time for the things you enjoy.

What is the median and average household income in Sayville by zipcode?

Zipcode Population Number of households Median income Average income
11782 14,405 5,489 $147,672 $175,599

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FAQs about Sayville demographics 

What is the total population of Sayville?

Sayville has a total population of 15,408 residents, according to the latest release from the U.S. Census Bureau: the 2019-2023 American Community Survey (ACS) 5-year estimates. This figure changed by -1.2% compared to a year ago.

What is the gender ratio in Sayville?

The gender ratio in Sayville is as follows:
  • 51.5% males (7,929 residents)
  • 48.5% females (7,479 residents)

What is the median age in Sayville?

The median age in Sayville is 45.

What is the age distribution of the population in Sayville?

The age distribution in Sayville is as follows:
  • Under 15: 18.1% (2,791 residents)
  • Ages 15-24: 9.8% (1,509 residents)
  • Ages 25-44: 22.1% (3,404 residents)
  • Ages 45-64: 28.4% (4,373 residents)
  • Over 65: 21.6% (3,331 residents)

What is the racial and ethnic makeup of Sayville?

The racial and ethnic makeup of Sayville is as follows:
  • White: 88.3% (13,601 residents)
  • Black or African American: 0.8% (120 residents)
  • American Indian and Alaska Native: 0% (7 residents)
  • Asian: 1.7% (268 residents)
  • Native Hawaiian and Other Pacific Islander: 0.2% (31 residents)
  • Two or More Races: 7.7% (1,193 residents)
  • Other: 1.2% (188 residents)

What percentage of the population in Sayville are U.S.-born citizens?

U.S.-born citizens represent 96% of the population in Sayville.

How many housing units are there in Sayville?

There are 5,982 housing units in Sayville, reflecting a +0.6% change compared to the previous year, according to the latest data from the U.S. Census Bureau.

How many households are in Sayville and what is the average household size?

Sayville has a total of 5,763 households, with an average of 3 people in each.

What is the median household income in Sayville?

Sayville has a median household income of $147,120, representing a +1.3% shift from the previous year, according to the U.S. Census Bureau.

What is the employment rate and job market overview for Sayville?

The employment rate is 98% in Sayville, with a workforce of 7,925 residents. Here’s a detailed breakdown of the local job market:

Job types:
  • White-collar workers: 85% (6,732 residents)
  • Blue-collar workers: 15% (1,193 residents)

Places of employment:
  • Self-employed: 7.3% (582 residents)
  • Private companies: 56.8% (4,499 residents)
  • Governmental workers: 25.8% (2,041 residents)
  • Not-for-profit companies: 10.1% (803 residents)

Data source & methodology

The demographic data on this page was sourced from the latest U.S. Census Bureau release—the 2019–2023 American Community Survey (ACS) 5-year estimates.

The information, issued annually, is compiled and published by the Point2Homes Research Team as soon as new data becomes available.

No representation, guarantee, or warranty is made concerning the accuracy or completeness of modified or aggregated information for particular areas.

Page last updated: September 2025