Smithtown, New York Population 2021

115,268
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Smithtown is a city located in Suffolk County New York. Smithtown has a 2020 population of 115,268. Smithtown is currently declining at a rate of -0.33% annually and its population has decreased by -2.20% since the most recent census, which recorded a population of 117,858 in 2010. Smithtown reached it's highest population of 118,189 in 2011.

The average household income in Smithtown is $155,484 with a poverty rate of 3.01%. The median rental costs in recent years comes to $1,793 per month, and the median house value is $486,300. The median age in Smithtown is 45.6 years, 43.9 years for males, and 46.9 years for females.

Smithtown Demographics

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

  • White: 92.10%
  • Asian: 4.05%
  • Other race: 1.33%
  • Two or more races: 1.28%
  • Black or African American: 1.21%
  • Native American: 0.02%
  • Native Hawaiian or Pacific Islander: 0.00%
The current population of Smithtown, New York is 115,268 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 116,399.The last official US Census in 2010 recorded the population at 117,858.

Smithtown, New York Population 2021

Population by Race

Race Population Percentage
White107,45492.10%
Asian4,7294.05%
Some Other Race1,5461.33%
Two or More Races1,4951.28%
Black or African American1,4161.21%
American Indian and Alaska Native290.02%
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Smithtown Population by Race

Smithtown Population Pyramid $2021

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Smithtown Median Age

45.6


Total

43.9


Male

46.9


Female

Smithtown Adults

There are 91,684 adults, (22,034 of whom are seniors) in Smithtown.

Smithtown Age Dependency

67.5

Age Dependency Ratio

31.6

Old Age Dependency Ratio

35.9

Child Dependency Ratio

Smithtown Sex Ratio

Female

59,349

50.87%

Male

57,320

49.13%

Smithtown Population by Age

Smithtown Renter vs Owner Occupied by Household Type

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Smithtown Household Types

Type Owner Renter
Married94.9%5.1%
All88.6%11.4%
Male88%12%
Female81.9%18.1%
Non Family73.4%26.6%

88.6%

Rate of Home Ownership

Smithtown Households and Families

Type Count Average Size Owned
All40,1862.8688.6
Married26,6293.3894.9
Non Family9,5861.1873.4
Female2,9003.3281.9
Male1,0713.5188

3.34

Average Family Size

2.86

Average Household Size

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Smithtown Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1,4231.73%
9th to 12th Grade1,9802.41%
High School Graduate17,43321.24%
Some College13,39316.32%
Associates Degree7,6569.33%
Bachelors Degree21,07725.68%
Graduate Degree19,10823.28%
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Smithtown Educational Attainment by Sex (over 25)

Smithtown Educational Attainment by Race

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Race Total High School Bachelors
White73,10270,59835,821
Hispanic4,2933,7981,582
Asian3,2833,0982,267
Other Race1,038807302
Black994828357
2+ Races504424180
Native American1616

The highest rate of high school graduation is among native american people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 69.05%.

Smithtown Educational Attainment by Race

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Name Average Male Female
Overall$70,248$87,300$52,983
Less Than 9th Grade$30,505$37,143$25,398
High School Graduate$44,559$59,714$31,549
Some College$54,440$72,011$41,107
Bachelors Degree$80,211$102,249$57,307
Graduate Degree$101,034$116,031$89,579

$70,248

Average Earnings

$87,300

Average Male

$52,983

Average Female

Smithtown Earnings by Educational Attainment

Smithtown Language by Age

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Smithtown Language

88.68% of Smithtown residents speak only English, while 11.32% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 5.39% of the population.

Smithtown Language

Smithtown Poverty by Race

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Name Total In Poverty Poverty Rate
White100,7602,7712.75%
Hispanic7,1353154.41%
Asian4,7201673.54%
Black1,24616513.24%
Multiple1,475624.20%
Other1,469624.22%

3.01%

Overall Poverty Rate

2.52%

Male Poverty Rate

3.48%

Female Poverty Rate

Poverty in Smithtown

The race most likely to be in poverty in Smithtown is Black, with 13.24% below the poverty level.

The race least likely to be in poverty in Smithtown is White, with 2.75% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 0.34%. Among those working part-time, it was 3.74%, and for those that did not work, the poverty rate was 6.44%.

Smithtown Poverty

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Name Poverty
Less Than 9th Grade15.37%
High School5.12%
Some College2.58%
Bachelors or Greater1.58%

Smithtown Poverty Rate by Education

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Rate Poverty
Female Unemployed15.88%
Male Unemployed5.92%
Female Employed1.54%
Male Employed0.98%

Smithtown Poverty Rate by Employment Status and Sex

Smithtown Income by Household Type

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Name Median Mean
Households$126,510$155,484
Families$151,214$178,938
Married Families$160,492-
Non Families$50,901$76,410
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Income by Household Type

Smithtown Marital Status

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Marriage Rates

58.2%

Overall Marriage Rate

60.8%

Male Marriage Rate

55.8%

Female Marriage Rate

Smithtown Married by Age and Sex

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Smithtown Marriage

The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 35-44.

Smithtown Marital Status by Race

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Smithtown Marital Status

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5,005

Number of Veterans

4,782

Male Veterans

223

Female Veterans

War Veterans
Vietnam1,971
Korea810
First Gulf War483
World War II319
Second Gulf War300

Smithtown Veterans by War

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Age Group Veterans
75+2,054
65 to 741,737
35 to 54550
55 to 64485
18 to 34179

Smithtown Veterans by Age

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Name Veterans % of Total
White4,8255.67%
Hispanic1913.94%
Asian892.53%
2+ Races507.76%
Other Race242.04%
Black171.44%

Smithtown Veterans by Race

Smithtown Veterans by Education

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2.99%

Veteran Poverty Rate

23.50%

Veteran Disability Rate

Smithtown Veterans by Education

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64%

Labor Force Participation

61.8%

Employment Rate

3.5%

Unemployment Rate

Smithtown Employment by Age

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Smithtown Employment by Race

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Smithtown Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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85.72%

Born in Smithtown

92.23%

Native Born

7.77%

Foreign Born

1.70%

Non Citizen

6.07%

Naturalized

Place of Birth

92.23% of Smithtown residents were born in the United States, with 85.72% having been born in New York. 1.70% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Smithtown Place of Birth

Year Population Growth Annual Growth Rate
2021115,268-377-0.33%
2020115,645-377-0.32%
2019116,022-377-0.32%
2018116,399-220-0.19%
2017116,619-297-0.25%
2016116,916-536-0.46%
2015117,452-324-0.28%
2014117,776-252-0.21%
2013118,028-6-0.01%
2012118,034-155-0.13%
2011118,1893310.28%
2010117,8580.00%

Smithtown Population by Year