Data / Population / Jefferson County

Population in Jefferson County

Population in Jefferson County was 6,825 in 2025, according to the U.S. Census Bureau. That is down 0.9% from 2024. That is the 79th highest of 82 counties in 2025.

2025, persons6,825
Change on 2024-0.9%
Rank79th of 82Counties in Mississippi ranked
Series high7,2482020
Series low6,8252025

Population in Jefferson County, 2020 to 2025

CSVChart (SVG)

6,8006,9007,0007,1007,2007,3002020202120222023202420252020: 7,248 persons2021: 7,140 persons2022: 7,086 persons2023: 6,979 persons2024: 6,887 persons2025: 6,825 persons
persons. Source: U.S. Census Bureau. Retrieved 2026-10-08, published 2026-03-26.
All 6 values
Periodpersons
20256,825
20246,887
20236,979
20227,086
20217,140
20207,248

Compared with Mississippi and United States

Place2025
Jefferson County6,825
Mississippi2,954,160
United States341,784,857

Rankings

Definition

Resident population. Spain and the EU: 1 January, with Spanish figures from the official municipal register (Padrón). United States: Census Bureau population estimates for 1 July. Other countries and the World: World Bank mid-year estimates, which count all residents regardless of legal status or citizenship.

For Denmark, Statistics Denmark counts the registered resident population on 1 January. Greenland and the Faroe Islands are excluded. The annual series selects the first-quarter reference date from FOLK1A. The World Bank series exists for every country, so use it (through compare) to rank countries on one basis.

How to cite

U.S. Census Bureau. Annual estimates of the resident population for the United States, states and counties, 1 July (Population Estimates Program). https://www2.census.gov/programs-surveys/popest/datasets/2020-2025/. Retrieved 2026-10-08.

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Questions

What is the population in Jefferson County?

Population in Jefferson County was 6,825 in 2025, according to the U.S. Census Bureau. That is down 0.9% from 2024. That is the 79th highest of 82 counties in 2025.

Where does this figure come from?

U.S. Census Bureau. Annual estimates of the resident population for the United States, states and counties, 1 July (Population Estimates Program). Retrieved by Invokely on 2026-10-08.

What was the highest population in Jefferson County?

7,248 in 2020, the highest value since 2020 in this series.

More statistics for Jefferson County

All statistics for Jefferson County