North Sea, New York Population 2024

6,845

North Sea is a city located in Suffolk County New York. North Sea has a 2024 population of 6,845. North Sea is currently growing at a rate of 6.14% annually and its population has increased by 30.06% since the most recent census, which recorded a population of 5,263 in 2020.

The average household income in North Sea is $277,893 with a poverty rate of 3.04%. The median rental costs in recent years comes to - per month, and the median house value is -. The median age in North Sea is 47.5 years, 45.3 years for males, and 51.5 years for females.

North Sea Demographics

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

  • White: 68.04%
  • Black or African American: 14.83%
  • Two or more races: 12.57%
  • Other race: 3.35%
  • Asian: 1.21%
  • Native American: 0%
  • Native Hawaiian or Pacific Islander: 0%
Land Area (mi²)
11.1 sq mi
Density (mi²)
619.40/sq mi
Growth Since 2020
30.06% (1,582)
The current population of North Sea, New York is 6,845 based on our projections of the latest US Census estimates.The last official US Census in 2020 recorded the population at 5,263.

North Sea, New York Population 2024

Population by Race

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Race
Population
Percentage (of total)
White4,11968.04%
Black or African American89814.83%
Two or more races76112.57%
Other race2033.35%
Asian731.21%
Native American00%
Native Hawaiian or Pacific Islander00%

White

Black or African American

Two or more races

Other race

Asian

Native American

Native Hawaiian or Pacific Islander

North Sea Population by Race

North Sea Population Pyramid 2024

North Sea Median Age

47.5

Total

45.3

Male

51.5

Female

North Sea Adults

There are 5,045 adults, (1,553 of whom are seniors) in North Sea.

North Sea Age Dependency

73.4

Age Dependency Ratio

44.5

Old Age Dependency Ratio

28.9

Child Dependency Ratio

North Sea Sex Ratio

Female2,81346.47%
Male3,24153.53%

North Sea Population by Age

North Sea Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All2,1862.7788.111.9
Married1,1543.6693.26.8
Non Family7231.1875.424.6
Female2033.4697.52.5
Male1062.581000

3.51

Average Family Size

2.77

Average Household Size

88.1%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

North Sea Households and Families

Male

Female

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Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

North Sea Educational Attainment by Sex (over 25)

North Sea Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

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

The highest rate of bachelors degrees is among white people with a rate of 60.47%.

North Sea Educational Attainment by Race

All

Male

Female

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$62,469

Average Earnings

$73,702

Average Male

$48,182

Average Female

North Sea Earnings by Educational Attainment

North Sea Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

North Sea Language

82.15% of North Sea residents speak only English, while 17.85% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 11.78% of the population.

North Sea Language

North Sea Poverty by Race

rate

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Name
Total
In Poverty
Poverty Rate
White3,9601844.65%

3.04%

Overall Poverty Rate

4.17%

Male Poverty Rate

1.74%

Female Poverty Rate

Poverty in North Sea

The race most likely to be in poverty in North Sea is White, with 4.65% below the poverty level.

The race least likely to be in poverty in North Sea is White, with 4.65% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.35%. Among those working part-time, it was 2.51%, and for those that did not work, the poverty rate was 7.6%.

North Sea Poverty

rate

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Rate
Poverty
Less Than 9th Grade8.7%
Some College5.25%
Bachelors or Greater3.36%
High School1.9%

North Sea Poverty Rate by Education

rate

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Rate
Poverty
Male Employed1.61%
Female Employed1.56%
Male Unemployed0%
Female Unemployed0%

North Sea Poverty Rate by Employment Status and Sex

North Sea Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

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mean

median

Income by Household Type

North Sea Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

52.9%

Overall Marriage Rate

52.0%

Male Marriage Rate

53.9%

Female Marriage Rate

North Sea Married by Age and Sex

male

female

North Sea 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.

North Sea Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

North Sea Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

191

Number of Veterans

191

Male Veterans

0

Female Veterans

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North Sea Veterans by War

count

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North Sea Veterans by Age

count

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North Sea Veterans by Race

North Sea Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

13.09%

Veteran Poverty Rate

25.65%

Veteran Disability Rate

North Sea Veterans by Education

LaborForceParticipation

69.8%

Labor Force Participation

69.2%

Employment Rate

0.9%

Unemployment Rate

North Sea Employment by Age

LaborForceParticipation

North Sea Employment by Race

LaborForceParticipation

North Sea 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

75.09%

Born in North Sea

87%

Native Born

13%

Foreign Born

4.76%

Non Citizen

8.24%

Naturalized

Place of Birth

87% of North Sea residents were born in the United States, with 75.09% having been born in New York. 4.76% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

North Sea Place of Birth

Note: data after 2022 is projected based on recent change

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Year
Population
Growth
Growth Rate
20246,8453966.14%
20236,4493956.52%
20226,054-137-2.21%
20216,19192817.63%
20205,26366614.49%
20194,597751.66%
20184,522571.28%
20174,4652726.49%
20164,193-248-5.58%
20154,4413077.43%
20144,134-241-5.51%
20134,375-502-10.29%
20124,877-123-2.46%
20115,00054212.16%
20104,45800%

North Sea Population by Year