Jefferson County, MS Population

Overview

7,286

Total Population

40.5

Median age

52.00%

Female population %

92.3:100

Gender ratio (M:F)

65-69 years

Largest age group

54.2

Total dependency ratio

Black or African American

Largest racial group

392

Hispanic population

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

TABLE OF CONTENTS

Age

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

The median age in Jefferson County is 40.5, compared to 38.8 nationwide, according to the American Community Survey 2017 - 2021 5 Year estimates.
Jefferson County's population under 18 was 22.92%, compared to the 22.51% nationwide.
Jefferson County's elderly or the senior population (over 65 age) was 16.25% as compared to 16.04% nationwide.
Of the total population in Jefferson County, 18.90% were under the age of 15, 18.78% aged 15 to 29, 46.07% aged 30 to 64, 14.53% aged 65 to 84, and 1.72% were 85 years of age and older.

There are 292 more females than males in Jefferson County:

The female percentage in the USA is 50.50% while the male percentage is 49.50%, compared to 52.00% females and 48.00% males in Jefferson County, MS.
The Jefferson County, MS gender ratio is 92.3:100 i.e. 92.3 men to 100 women (0.923).
For male population, the largest age group is 40-44 years with a population of 444.
For the female population, the largest age group is 60-64 years with a population of 381.

Jefferson County's population has become increasingly diverse:

Racial distribution of Jefferson County population: 13% are White, 83.34% are Black or African American, 0.26% are American Indian and Alaska Native, 0.36% are Asian, 0.21% are some other race and 2.84% are multiracial.
Jefferson County's racial breakdown clearly shows that there is an absolute majority of Black or African American population in the county.
By ethnicity, 392 is Hispanic or Latino (of any race), and 6,894 (94.62% of the total population) is Non-Hispanic.
The largest racial group in Jefferson County is Black or African American with a population of 6,072 (83.34% of the total population).

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

The peak population was 9,686 in the year 2000
From 2000 to 2010, Jefferson County's population decreased by 1,963 (20.27%), as compared to the national growth of 9.63%.
From 2010 to 2020, Jefferson County's population decreased by 474 (6.14%), 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, Jefferson County's population was lowest in year 2019 at 7,022.