Decatur, IL population by gender
The table below shows Decatur's population by gender
| Gender | Population | % of Total Population |
|---|---|---|
| Female | 37,313 | 52.57% |
| Male | 33,662 | 47.43% |
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Decatur, IL population by gender, in percentage
The female percentage in the USA is 50.41% while the male percentage is 49.59%, compared to 52.57% females and 47.43% males in Decatur, IL.
The above comparison shows there are more females than males in the Decatur city as compared to the nation.
FIGURE 1
Decatur, IL population by gender.
There is a slight majority of female population, with 52.57% of total population being female.
Decatur, IL gender ratio
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
In Decatur, IL, there are less men than women. The Decatur, IL gender ratio is 90.2:100 i.e. 90.2 men to 100 women (0.902).
This ratio is lower than the national average of 98.4:100 i.e 98.4 men to 100 women (0.984).
Decatur, IL gender ratio by age
In Decatur, IL, the sex ratio for children under 18 years is 102.1 boys per 100 girls (102.1:100).Having said that, for seniors aged 80 and older, there are 59.8 males per 100 females (59.8:100).
On the national level, the sex ratio (male per 100 females) for under 18 age group is 104.9:100, and 63.4:100 for the senior population 80 years and older.
Decatur, IL gender ratio by age
The table below lists the male and female population in each age group along with the gender ratio for Decatur, IL.
| Age Group | Population (Male) | Population (Female) | Gender Ratio |
|---|---|---|---|
| Under 5 years | 2,251 | 2,118 | 1.06 |
| 5 to 9 years | 1,919 | 2,001 | 0.96 |
| 10 to 14 years | 2,063 | 1,902 | 1.08 |
| 15 to 19 years | 2,298 | 2,435 | 0.94 |
| 20 to 24 years | 2,341 | 2,806 | 0.83 |
| 25 to 29 years | 2,523 | 2,469 | 1.02 |
| 30 to 34 years | 2,282 | 2,171 | 1.05 |
| 35 to 39 years | 1,745 | 2,379 | 0.73 |
| 40 to 44 years | 1,804 | 1,722 | 1.05 |
| 45 to 49 years | 1,896 | 2,055 | 0.92 |
| 50 to 54 years | 1,789 | 1,949 | 0.92 |
| 55 to 59 years | 2,279 | 2,612 | 0.87 |
| 60 to 64 years | 2,389 | 2,479 | 0.96 |
| 65 to 69 years | 1,891 | 2,328 | 0.81 |
| 70 to 74 years | 1,692 | 1,832 | 0.92 |
| 75 to 79 years | 864 | 1,319 | 0.66 |
| 80 to 84 years | 826 | 1,330 | 0.62 |
| 85 years and over | 810 | 1,406 | 0.58 |
Interesting observation from the above table:
- The sex ratio at birth is 1.063 i.e. 106.3 boys per 100 girls.
- For the 60-64 years, the sex ratio is 0.964 i.e. 3.6 less men per 100 women.
- While for senior most population of 85+ age group, the sex ratio is 0.576 i.e. 57.6 senior men per 100 senior women.
Decatur, IL population by gender & age
For male population, the largest age group is 25-29 years with a population of 2,523. Whereas, for the female population, the largest age group is 20-24 years with a population of 2,806.
As you can note from the above numbers, the largest age group for men and women are different.
FIGURE 2
Decatur, IL population by gender and age.
Largest age group (population): Male # 25-29 years (2,523) | Female # 20-24 years (2,806).
Under the age of 5, there are 2,251 boys and 2,118 girls in Decatur, IL. Thus there are 133 more boys than girls under the age of 5.
Between the age group of 60-64 years, there are 2,389 males and 2,479 females in Decatur, IL. Thus there are 90 less males than females between the age of 60 and 64 years.
For the senior most age group of 85+ years, there are 810 males and 1,406 females.
Things to know
What percent of Decatur, IL is female?
According to the ACS survey, of the total Decatur, IL population of 70,975, 52.57% percent are females.
What percentage of Decatur, IL is male?
According to the ACS survey, of the total Decatur, IL population of 70,975, 47.43% percent are males.
What is the male to female ratio in Decatur, IL?
In Decatur, IL, the male to female ratio is 90.2:100 i.e. 90.2 men to 100 women (0.902).
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates