Roberts County, SD Population

Overview

10,254

Total Population

37.3

Median age

49.35%

Female population %

102.6:100

Gender ratio (M:F)

5-9 years

Largest age group

77.0

Total dependency ratio

White

Largest racial group

408

Hispanic population

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

TABLE OF CONTENTS

Age

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

The median age in Roberts County is 37.3, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Roberts County's population under 18 was 27.86%, compared to the 22.51% nationwide.
Roberts County's elderly or the senior population (over 65 age) was 19.91% as compared to 16.04% nationwide.
Of the total population in Roberts County, 23.59% were under the age of 15, 18.36% aged 15 to 29, 38.13% aged 30 to 64, 17.60% aged 65 to 84, and 2.31% were 85 years of age and older.

There are 134 less females than males in Roberts County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 49.35% females and 50.65% males in Roberts County, SD.
The Roberts County, SD gender ratio is 102.6:100 i.e. 102.6 men to 100 women (1.026).
For male population, the largest age group is 5-9 years with a population of 422.
For the female population, the largest age group is 0-4 years with a population of 422.

Roberts County's population has become increasingly diverse:

Racial distribution of Roberts County population: 56.11% are White, 0.47% are Black or African American, 37.79% are American Indian and Alaska Native, 0.15% are Asian, 1.66% are some other race and 3.82% are multiracial.
Roberts County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 408 is Hispanic or Latino (of any race), and 9,846 (96.02% of the total population) is Non-Hispanic.
The largest racial group in Roberts County is White with a population of 5,754 (56.11% of the total population).

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

The peak population was 10,399 in the year 2019
From 2000 to 2010, Roberts County's population increased by 183 (1.83%), as compared to the national growth of 9.63%.
From 2010 to 2020, Roberts County's population increased by 61 (0.60%), 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, Roberts County's population was lowest in year 2002 at 9,863.