Boone County, IA Population

Overview

26,721

Total Population

42.2

Median age

49.04%

Female population %

103.9:100

Gender ratio (M:F)

60-64 years

Largest age group

55.0

Total dependency ratio

White

Largest racial group

737

Hispanic population

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

TABLE OF CONTENTS

Age

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

The median age in Boone County is 42.2, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Boone County's population under 18 was 21.63%, compared to the 22.51% nationwide.
Boone County's elderly or the senior population (over 65 age) was 18.23% as compared to 16.04% nationwide.
Of the total population in Boone County, 17.27% were under the age of 15, 18.07% aged 15 to 29, 46.43% aged 30 to 64, 16.37% aged 65 to 84, and 1.86% were 85 years of age and older.

There are 513 less females than males in Boone County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 49.04% females and 50.96% males in Boone County, IA.
The Boone County, IA gender ratio is 103.9:100 i.e. 103.9 men to 100 women (1.039).
For male population, the largest age group is 60-64 years with a population of 1,106.
For the female population, the largest age group is 60-64 years with a population of 1,050.

Boone County's population has become increasingly diverse:

Racial distribution of Boone County population: 95.60% are White, 1.24% are Black or African American, 0.41% are American Indian and Alaska Native, 0.27% are Asian, 0.13% are Native Hawaiian and other Pacific Islander, 0.61% are some other race and 1.75% are multiracial.
Boone County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 737 is Hispanic or Latino (of any race), and 25,984 (97.24% of the total population) is Non-Hispanic.
The largest racial group in Boone County is White with a population of 25,544 (95.60% of the total population).

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

The peak population was 26,776 in the year 2021
From 2000 to 2010, Boone County's population increased by 15 (0.06%), as compared to the national growth of 9.63%.
From 2010 to 2020, Boone County's population increased by 429 (1.63%), 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, Boone County's population was lowest in year 2002 at 26,085.