Foster County, ND Population

Overview

3,396

Total Population

44.2

Median age

49.85%

Female population %

100.6:100

Gender ratio (M:F)

55-59 years

Largest age group

70.7

Total dependency ratio

White

Largest racial group

18

Hispanic population

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

TABLE OF CONTENTS

Age

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

The median age in Foster County is 44.2, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Foster County's population under 18 was 22.76%, compared to the 22.51% nationwide.
Foster County's elderly or the senior population (over 65 age) was 22.56% as compared to 16.04% nationwide.
Of the total population in Foster County, 18.88% were under the age of 15, 16.11% aged 15 to 29, 42.46% aged 30 to 64, 17.67% aged 65 to 84, and 4.89% were 85 years of age and older.

There are 10 less females than males in Foster County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 49.85% females and 50.15% males in Foster County, ND.
The Foster County, ND gender ratio is 100.6:100 i.e. 100.6 men to 100 women (1.006).
For male population, the largest age group is 60-64 years with a population of 171.
For the female population, the largest age group is 55-59 years with a population of 156.

Foster County's population has become increasingly diverse:

Racial distribution of Foster County population: 95.38% are White, 0.27% are Black or African American, 0.62% are American Indian and Alaska Native, 0.06% are Asian, 0.50% are Native Hawaiian and other Pacific Islander and 3.18% are multiracial.
Foster County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 18 is Hispanic or Latino (of any race), and 3,378 (99.47% of the total population) is Non-Hispanic.
The largest racial group in Foster County is White with a population of 3,239 (95.38% of the total population).

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

The peak population was 3,731 in the year 2000
From 2000 to 2010, Foster County's population decreased by 388 (10.40%), as compared to the national growth of 9.63%.
From 2010 to 2020, Foster County's population increased by 45 (1.35%), 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, Foster County's population was lowest in year 2018 at 3,212.