Ottawa, KS Population

Overview

12,592

Total Population

35.5

Median age

50.53%

Female population %

97.9:100

Gender ratio (M:F)

5-9 years

Largest age group

51.2

Total dependency ratio

White

Largest racial group

542

Hispanic population

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

TABLE OF CONTENTS

Age

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

The median age in Ottawa is 35.5, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Ottawa's population under 18 was 23.55%, compared to the 22.51% nationwide.
Ottawa's elderly or the senior population (over 65 age) was 14.50% as compared to 16.04% nationwide.
Of the total population in Ottawa, 19.35% were under the age of 15, 23.07% aged 15 to 29, 43.08% aged 30 to 64, 12.56% aged 65 to 84, and 1.95% were 85 years of age and older.

There are 134 more females than males in Ottawa:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 50.53% females and 49.47% males in Ottawa, KS.
The Ottawa, KS gender ratio is 97.9:100 i.e. 97.9 men to 100 women (0.979).
For male population, the largest age group is 5-9 years with a population of 652.
For the female population, the largest age group is 15-19 years with a population of 626.

Ottawa's population has become increasingly diverse:

Racial distribution of Ottawa population: 90.90% are White, 0.89% are Black or African American, 0.13% are American Indian and Alaska Native, 0.74% are Asian, 1.70% are some other race and 5.65% are multiracial.
Ottawa's racial breakdown clearly shows that there is an absolute majority of White population in the city.
By ethnicity, 542 is Hispanic or Latino (of any race), and 12,05 (95.70% of the total population) is Non-Hispanic.
The largest racial group in Ottawa is White with a population of 11,446 (90.90% of the total population).

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

The peak population was 12,646 in the year 2010
From 2000 to 2010, Ottawa's population increased by 673 (5.62%), as compared to the national growth of 9.63%.
From 2010 to 2020, Ottawa's population decreased by 13 (0.10%), 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, Ottawa's population was lowest in year 2001 at 11,941.