Overview
6,663
Total Population
35.9
Median age
57.38%
Female population %
74.3:100
Gender ratio (M:F)
10-14 years
Largest age group
61.5
Total dependency ratio
Black or African American
Largest racial group
25
Hispanic population
Sources: U.S. Census Bureau, American Community Survey (ACS) 2021
TABLE OF CONTENTS
Age
Black Jack's population is young compared to the rest of the country:
- The median age in Black Jack is 35.9, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
- Black Jack's population under 18 was 26.16%, compared to the 22.51% nationwide.
- Black Jack's elderly or the senior population (over 65 age) was 15.04% as compared to 16.04% nationwide.
- Of the total population in Black Jack, 23.04% were under the age of 15, 23.65% aged 15 to 29, 38.27% aged 30 to 64, 10.99% aged 65 to 84, and 4.05% were 85 years of age and older.

Read more about Black Jack, MO population by age ➔
Gender
There are 983 more females than males in Black Jack:
- The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 57.38% females and 42.62% males in Black Jack, MO.
- The Black Jack, MO gender ratio is 74.3:100 i.e. 74.3 men to 100 women (0.743).
- For male population, the largest age group is 20-24 years with a population of 369.
- For the female population, the largest age group is 25-29 years with a population of 624.

Read more about Black Jack, MO population by gender ➔
Race / Ethnicity
Black Jack's population is moderately diverse:
- Racial distribution of Black Jack population: 18.05% are White, 80.28% are Black or African American, 0.38% are some other race and 1.29% are multiracial.
- Black Jack's racial breakdown clearly shows that there is an absolute majority of Black or African American population in the city.
- By ethnicity, 25 is Hispanic or Latino (of any race), and 6,638 (99.62% of the total population) is Non-Hispanic.
- The largest racial group in Black Jack is Black or African American with a population of 5,349 (80.28% of the total population).

Read more about Black Jack, MO population by race ➔
Year by year
Black Jack's population has already reached its peak and is showing a trend of decline:
- The peak population was 6,967 in the year 2003
- From 2000 to 2010, Black Jack's population increased by 84 (1.23%), as compared to the national growth of 9.63%.
- From 2010 to 2020, Black Jack's population decreased by 281 (4.06%), 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, Black Jack's population was lowest in year 2022 at 6,559.

Read more about Black Jack, MO population by year ➔
References
- U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates
- U.S. Census Bureau Population Estimates Population Estimates Program (PEP)