Sullivan'S Island, SC Population

Overview

2,220

Total Population

50.0

Median age

48.83%

Female population %

104.8:100

Gender ratio (M:F)

65-69 years

Largest age group

52.6

Total dependency ratio

White

Largest racial group

13

Hispanic population

Sources: U.S. Census Bureau, American Community Survey (ACS) 2021

TABLE OF CONTENTS

Age

Sullivan'S Island's population is old compared to the rest of the country:

The median age in Sullivan'S Island is 50.0, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Sullivan'S Island's population under 18 was 18.29%, compared to the 22.51% nationwide.
Sullivan'S Island's elderly or the senior population (over 65 age) was 23.24% as compared to 16.04% nationwide.
Of the total population in Sullivan'S Island, 11.22% were under the age of 15, 17.07% aged 15 to 29, 48.47% aged 30 to 64, 21.98% aged 65 to 84, and 1.26% were 85 years of age and older.

There are 52 less females than males in Sullivan'S Island:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 48.83% females and 51.17% males in Sullivan'S Island, SC.
The Sullivan'S Island, SC gender ratio is 104.8:100 i.e. 104.8 men to 100 women (1.048).
For male population, the largest age group is 35-39 years with a population of 134.
For the female population, the largest age group is 65-69 years with a population of 205.

Sullivan'S Island's population has become increasingly diverse:

Racial distribution of Sullivan'S Island population: 97.75% are White, 0.18% are Black or African American, 1.35% are Asian, 0.09% are some other race and 0.63% are multiracial.
Sullivan'S Island's racial breakdown clearly shows that there is an absolute majority of White population in the town.
By ethnicity, 13 is Hispanic or Latino (of any race), and 2,207 (99.41% of the total population) is Non-Hispanic.
The largest racial group in Sullivan'S Island is White with a population of 2,17 (97.75% of the total population).

Sullivan'S Island's population has already reached its peak and is showing a trend of decline:

The peak population was 1,930 in the year 2017
From 2000 to 2010, Sullivan'S Island's population decreased by 117 (6.13%), as compared to the national growth of 9.63%.
From 2010 to 2020, Sullivan'S Island's population increased by 106 (5.91%), according to Census Bureau's Population Estimates Program. For the same period, the rate of growth for the United States was 7.17%.
Between the year 2000 and 2022, Sullivan'S Island's population was lowest in year 2010 at 1,793.