Stanley County, SD Population

Overview

2,963

Total Population

43.3

Median age

41.28%

Female population %

142.3:100

Gender ratio (M:F)

65-69 years

Largest age group

62.1

Total dependency ratio

White

Largest racial group

148

Hispanic population

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

TABLE OF CONTENTS

Age

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

The median age in Stanley County is 43.3, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Stanley County's population under 18 was 22.24%, compared to the 22.51% nationwide.
Stanley County's elderly or the senior population (over 65 age) was 20.96% as compared to 16.04% nationwide.
Of the total population in Stanley County, 17.35% were under the age of 15, 16.17% aged 15 to 29, 45.53% aged 30 to 64, 18.36% aged 65 to 84, and 2.60% were 85 years of age and older.

There are 517 less females than males in Stanley County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 41.28% females and 58.72% males in Stanley County, SD.
The Stanley County, SD gender ratio is 142.3:100 i.e. 142.3 men to 100 women (1.423).
For male population, the largest age group is 65-69 years with a population of 168.
For the female population, the largest age group is 55-59 years with a population of 154.

Stanley County's population has become increasingly diverse:

Racial distribution of Stanley County population: 91.06% are White, 0.57% are Black or African American, 3.37% are American Indian and Alaska Native, 1.25% are Native Hawaiian and other Pacific Islander, 0.57% are some other race and 3.17% are multiracial.
Stanley County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 148 is Hispanic or Latino (of any race), and 2,815 (95.01% of the total population) is Non-Hispanic.
The largest racial group in Stanley County is White with a population of 2,698 (91.06% of the total population).

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

The peak population was 3,129 in the year 2019
From 2000 to 2010, Stanley County's population increased by 200 (7.22%), as compared to the national growth of 9.63%.
From 2010 to 2020, Stanley County's population decreased by 3 (0.10%), 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, Stanley County's population was lowest in year 2002 at 2,703.