Sinai, SD Population

Overview

163

Total Population

24.7

Median age

51.53%

Female population %

94:100

Gender ratio (M:F)

0-4 years

Largest age group

85.2

Total dependency ratio

White

Largest racial group

5

Hispanic population

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

TABLE OF CONTENTS

Age

Sinai's population is young compared to the rest of the country:

The median age in Sinai is 24.7, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Sinai's population under 18 was 40.49%, compared to the 22.51% nationwide.
Sinai's elderly or the senior population (over 65 age) was 10.43% as compared to 16.04% nationwide.
Of the total population in Sinai, 35.58% were under the age of 15, 20.86% aged 15 to 29, 33.13% aged 30 to 64, 6.13% aged 65 to 84, and 4.29% were 85 years of age and older.

There are 5 more females than males in Sinai:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 51.53% females and 48.47% males in Sinai, SD.
The Sinai, SD gender ratio is 94:100 i.e. 94 men to 100 women (0.940).
For male population, the largest age group is 0-4 years with a population of 21.
For the female population, the largest age group is 0-4 years with a population of 35.

Sinai's population is not that diverse:

Racial distribution of Sinai population: 98.16% are White and 1.84% are some other race.
Sinai's racial breakdown clearly shows that there is an absolute majority of White population in the town.
By ethnicity, 5 is Hispanic or Latino (of any race), and 158 (96.93% of the total population) is Non-Hispanic.
The largest racial group in Sinai is White with a population of 16 (98.16% of the total population).

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

The peak population was 128 in the year 2000
From 2000 to 2010, Sinai's population decreased by 9 (7.03%), as compared to the national growth of 9.63%.
From 2010 to 2020, Sinai's population decreased by 23 (19.33%), 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, Sinai's population was lowest in year 2020 at 96.