Denison, IA Population

Overview

8,323

Total Population

33.4

Median age

53.02%

Female population %

88.6:100

Gender ratio (M:F)

30-34 years

Largest age group

53.1

Total dependency ratio

White

Largest racial group

4,025

Hispanic population

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

TABLE OF CONTENTS

Age

Denison's population is young compared to the rest of the country:

The median age in Denison is 33.4, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Denison's population under 18 was 26.19%, compared to the 22.51% nationwide.
Denison's elderly or the senior population (over 65 age) was 13.13% as compared to 16.04% nationwide.
Of the total population in Denison, 21.54% were under the age of 15, 21.00% aged 15 to 29, 44.32% aged 30 to 64, 12.59% aged 65 to 84, and 0.54% were 85 years of age and older.

There are 503 more females than males in Denison:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 53.02% females and 46.98% males in Denison, IA.
The Denison, IA gender ratio is 88.6:100 i.e. 88.6 men to 100 women (0.886).
For male population, the largest age group is 30-34 years with a population of 612.
For the female population, the largest age group is 35-39 years with a population of 536.

Denison's population has become increasingly diverse:

Racial distribution of Denison population: 67.06% are White, 6.62% are Black or African American, 4.31% are Asian, 14.09% are some other race and 7.92% are multiracial.
Denison's racial breakdown clearly shows that there is an absolute majority of White population in the city.
By ethnicity, 4,025 is Hispanic or Latino (of any race), and 4,298 (51.64% of the total population) is Non-Hispanic.
The largest racial group in Denison is White with a population of 5,581 (67.06% of the total population).

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

The peak population was 8,403 in the year 2013
From 2000 to 2010, Denison's population increased by 968 (13.15%), as compared to the national growth of 9.63%.
From 2010 to 2020, Denison's population increased by 27 (0.32%), 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, Denison's population was lowest in year 2008 at 7,242.