Monona County, IA Population

Overview

8,732

Total Population

46.3

Median age

51.75%

Female population %

93.2:100

Gender ratio (M:F)

60-64 years

Largest age group

73.8

Total dependency ratio

White

Largest racial group

186

Hispanic population

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

TABLE OF CONTENTS

Age

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

The median age in Monona County is 46.3, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Monona County's population under 18 was 22.33%, compared to the 22.51% nationwide.
Monona County's elderly or the senior population (over 65 age) was 24.44% as compared to 16.04% nationwide.
Of the total population in Monona County, 18.01% were under the age of 15, 16.02% aged 15 to 29, 41.53% aged 30 to 64, 20.20% aged 65 to 84, and 4.24% were 85 years of age and older.

There are 306 more females than males in Monona County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 51.75% females and 48.25% males in Monona County, IA.
The Monona County, IA gender ratio is 93.2:100 i.e. 93.2 men to 100 women (0.932).
For male population, the largest age group is 60-64 years with a population of 378.
For the female population, the largest age group is 55-59 years with a population of 354.

Monona County's population has become increasingly diverse:

Racial distribution of Monona County population: 95.57% are White, 0.23% are Black or African American, 0.94% are American Indian and Alaska Native, 0.38% are Native Hawaiian and other Pacific Islander, 0.09% are some other race and 2.79% are multiracial.
Monona County's racial breakdown clearly shows that there is an absolute majority of White population in the county.
By ethnicity, 186 is Hispanic or Latino (of any race), and 8,546 (97.87% of the total population) is Non-Hispanic.
The largest racial group in Monona County is White with a population of 8,345 (95.57% of the total population).

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

The peak population was 9,991 in the year 2000
From 2000 to 2010, Monona County's population decreased by 742 (7.43%), as compared to the national growth of 9.63%.
From 2010 to 2020, Monona County's population decreased by 503 (5.44%), 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, Monona County's population was lowest in year 2022 at 8,486.