Buena Vista County, IA Population

Overview

20,723

Total Population

35.2

Median age

47.29%

Female population %

111.5:100

Gender ratio (M:F)

15-19 years

Largest age group

57.1

Total dependency ratio

White

Largest racial group

5,498

Hispanic population

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

TABLE OF CONTENTS

Age

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

The median age in Buena Vista County is 35.2, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Buena Vista County's population under 18 was 26.20%, compared to the 22.51% nationwide.
Buena Vista County's elderly or the senior population (over 65 age) was 15.05% as compared to 16.04% nationwide.
Of the total population in Buena Vista County, 21.30% were under the age of 15, 22.44% aged 15 to 29, 41.22% aged 30 to 64, 12.29% aged 65 to 84, and 2.76% were 85 years of age and older.

There are 1,123 less females than males in Buena Vista County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 47.29% females and 52.71% males in Buena Vista County, IA.
The Buena Vista County, IA gender ratio is 111.5:100 i.e. 111.5 men to 100 women (1.115).
For male population, the largest age group is 5-9 years with a population of 982.
For the female population, the largest age group is 15-19 years with a population of 854.

Buena Vista County's population has become increasingly diverse:

Racial distribution of Buena Vista County population: 71.98% are White, 2.56% are Black or African American, 0.21% are American Indian and Alaska Native, 10.25% are Asian, 1.82% are Native Hawaiian and other Pacific Islander, 7.17% are some other race and 6.01% are multiracial.
Buena Vista County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 5,498 is Hispanic or Latino (of any race), and 15,225 (73.47% of the total population) is Non-Hispanic.
The largest racial group in Buena Vista County is White with a population of 14,916 (71.98% of the total population).

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

The peak population was 20,809 in the year 2020
From 2000 to 2010, Buena Vista County's population increased by 3 (0.01%), as compared to the national growth of 9.63%.
From 2010 to 2020, Buena Vista County's population increased by 453 (2.23%), 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, Buena Vista County's population was lowest in year 2007 at 19,585.