Jefferson County, MS Population

The population of Jefferson County is 7,286, according to the U.S. Census Bureau ACS estimates.
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Updated Jun 23, 2023
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

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.
The graph shows Jefferson County's population by age group, with age group on x-axis and the respective age group's percent of the total population on y-axis
Jefferson County, MS population by age group. The largest age group was 65-69 years with a poulation of 733 (10.06% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Read more about Jefferson County, MS population by age ➔

Gender

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.
The grouped bar chart shows Jefferson County, MS population by age and gender across 18 age groups, defined between the age of 0 and 85 and above. The female population is shown in pink color bar and male population is shown in blue color bar. Age group is plotted on x axis and population on y axis.
California population by gender and age. Largest age group (population): Male # 40-44 years (444) | Female # 60-64 years (381). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Read more about Jefferson County, MS population by gender ➔

Race / Ethnicity

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).
The bar chart shows Jefferson County, MS population by race, in percentage. The numbers shown are based on the American Community Survey respondents self identified race. The Hispanic and Latino population is spread across the races identified and not as a separate race category.
Jefferson County, MS population by race. The largest racial group in Jefferson County is Black or African American with a population of 6,072 (83.34% of the total population). Source: U.S. Census Bureau American Community Survey (ACS) 2017-2021 5-Year Estimates.

Read more about Jefferson County, MS population by race ➔

Year by year

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.
The graph shows Jefferson County's population from 2000 to 2022, with years on x-axis and population on y-axis
Jefferson County's population from 2000 to 2022. The estimated population at the end of 2022 was 7,087. Source: U.S. Census Bureau (Population Estimates Program)

Read more about Jefferson County, MS population by year ➔

References

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Jefferson County, MS Demographics

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Neilsberg Research
Neilsberg Research team are data scientists with expertise in processing, analysis and visualization of big data helping small businesses make right decisions.

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