Setauket, New York Population 2024

3,664

Setauket is a city located in Suffolk County New York. Setauket has a 2024 population of 3,664. Setauket is currently declining at a rate of -1% annually and its population has decreased by -3.93% since the most recent census, which recorded a population of 3,814 in 2020.

The average household income in Setauket is $248,721 with a poverty rate of 3.53%. The median age in Setauket is 39.2 years: 35.3 years for males, and 44.8 years for females.

Setauket Demographics

According to the most recent ACS, the racial composition of Setauket was:

  • White: 85.5%
  • Asian: 6.04%
  • Two or more races: 4.33%
  • Other race: 3%
  • Black or African American: 1.12%
  • Native American: 0%
  • Native Hawaiian or Pacific Islander: 0%
Land Area (mi²)
2.5 sq mi
Density (mi²)
1,455.10/sq mi
Growth Since 2020
-3.93% (-150)
The current population of Setauket, New York is 3,664 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 3,814.

Population by Race

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Race
Population
Percentage (of total)
White3,19785.5%
Asian2266.04%
Two or more races1624.33%
Other race1123%
Black or African American421.12%
Native American00%
Native Hawaiian or Pacific Islander00%

White

Asian

Two or more races

Other race

Black or African American

Native American

Native Hawaiian or Pacific Islander

Setauket Population by Race

Setauket Population Pyramid 2024

Setauket Median Age

39.2

Total

35.3

Male

44.8

Female

Setauket Adults

There are 2,787 adults, (628 of whom are seniors) in Setauket.

Setauket Age Dependency

73.2

Age Dependency Ratio

29.1

Old Age Dependency Ratio

44.1

Child Dependency Ratio

Setauket Sex Ratio

Female1,66944.64%
Male2,07055.36%

Setauket Population by Age

Setauket Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All1,3442.7777.222.8
Married1,0173.2277.522.5
Non Family2611.0470.129.9
Male562.661000
Female103.21000

3.08

Average Family Size

2.77

Average Household Size

77.2%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Setauket Households and Families

Male

Female

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Education Attained
Count
Percentage
9th to 12th Grade210.81%
Associates Degree1596.14%
Bachelors Degree61323.66%
Graduate Degree1,31650.79%
High School Graduate2278.76%
Less Than 9th Grade200.77%
Some College2359.07%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Setauket Educational Attainment by Sex (over 25)

Setauket Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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Race
Total
High School
Bachelors
White2,2202,2061,608
Asian166166166
Other Race977272
Hispanic705835
Black424040
2+ Races303030

The highest rate of high school graduation is among asian people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 100%.

Setauket Educational Attainment by Race

All

Male

Female

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Name
Average
Male
Female
Bachelors Degree$0$140,096$71,982
Graduate Degree$122,321$137,083$121,652
High School Graduate$0$32,895$0
Less Than 9th Grade$0$0$0
Overall$113,203$120,156$105,333
Some College$79,423$120,573$0

$113,203

Average Earnings

$120,156

Average Male

$105,333

Average Female

Setauket Earnings by Educational Attainment

Setauket Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Setauket Language

85.48% of Setauket residents speak only English, while 14.52% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 7.19% of the population.

Setauket Language

Setauket Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White3,1001304.19%

3.53%

Overall Poverty Rate

3.73%

Male Poverty Rate

3.3%

Female Poverty Rate

Poverty in Setauket

The race most likely to be in poverty in Setauket is White, with 4.19% below the poverty level.

The race least likely to be in poverty in Setauket is White, with 4.19% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0%. Among those working part-time, it was 10.86%, and for those that did not work, the poverty rate was 8.91%.

Setauket Poverty

rate

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Rate
Poverty
High School37%
Some College11.17%
Less Than 9th Grade4.88%
Bachelors or Greater0%

Setauket Poverty Rate by Education

rate

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Rate
Poverty
Male Unemployed53.33%
Female Employed0.33%
Male Employed0%
Female Unemployed0%

Setauket Poverty Rate by Employment Status and Sex

Setauket Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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Name
Median
Mean
Families$250,001$282,989
Households$218,077$248,721
Married Families$250,001$-999,999,999
Non Families$90,694$96,560

mean

median

Income by Household Type

Setauket Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

69.2%

Overall Marriage Rate

65.2%

Male Marriage Rate

73.5%

Female Marriage Rate

Setauket Married by Age and Sex

male

female

Setauket Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 35-44.

Setauket Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Setauket Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

64

Number of Veterans

64

Male Veterans

0

Female Veterans

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War
Veterans
Vietnam32
Korea21
World War II19
Second Gulf War0
First Gulf War0

Setauket Veterans by War

count

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Age Group
Veterans
75+51
65 to 7413
18 to 340
35 to 540
55 to 640

Setauket Veterans by Age

count

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Name
Veterans
% of Total
White642.63%

Setauket Veterans by Race

Setauket Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

0%

Veteran Poverty Rate

43.75%

Veteran Disability Rate

Setauket Veterans by Education

LaborForceParticipation

71.1%

Labor Force Participation

68.4%

Employment Rate

3.8%

Unemployment Rate

Setauket Employment by Age

LaborForceParticipation

Setauket Employment by Race

LaborForceParticipation

Setauket Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

69.86%

Born in Setauket

86.87%

Native Born

13.13%

Foreign Born

1.95%

Non Citizen

11.18%

Naturalized

Place of Birth

86.87% of Setauket residents were born in the United States, with 69.86% having been born in New York. 1.95% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Setauket Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
20243,664-37-1%
20233,701-38-1.02%
20223,739-270-6.73%
20214,0091955.11%
20203,81400%

Setauket Population by Year