Grant County, SD Population

Overview

7,550

Total Population

42.7

Median age

47.22%

Female population %

111.8:100

Gender ratio (M:F)

60-64 years

Largest age group

64.1

Total dependency ratio

White

Largest racial group

365

Hispanic population

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

TABLE OF CONTENTS

Age

Grant County's population is old compared to the rest of the country:

The median age in Grant County is 42.7, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Grant County's population under 18 was 22.21%, compared to the 22.51% nationwide.
Grant County's elderly or the senior population (over 65 age) was 20.86% as compared to 16.04% nationwide.
Of the total population in Grant County, 18.20% were under the age of 15, 17.38% aged 15 to 29, 43.56% aged 30 to 64, 18.45% aged 65 to 84, and 2.41% were 85 years of age and older.

There are 420 less females than males in Grant County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 47.22% females and 52.78% males in Grant County, SD.
The Grant County, SD gender ratio is 111.8:100 i.e. 111.8 men to 100 women (1.118).
For male population, the largest age group is 60-64 years with a population of 356.
For the female population, the largest age group is 60-64 years with a population of 311.

Grant County's population has become increasingly diverse:

Racial distribution of Grant County population: 92.86% are White, 0.29% are Black or African American, 0.54% are American Indian and Alaska Native, 0.98% are Asian, 3.85% are some other race and 1.47% are multiracial.
Grant County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 365 is Hispanic or Latino (of any race), and 7,185 (95.17% of the total population) is Non-Hispanic.
The largest racial group in Grant County is White with a population of 7,011 (92.86% of the total population).

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

The peak population was 7,829 in the year 2000
From 2000 to 2010, Grant County's population decreased by 478 (6.11%), as compared to the national growth of 9.63%.
From 2010 to 2020, Grant County's population increased by 181 (2.46%), 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, Grant County's population was lowest in year 2009 at 7,073.