Data / Population / Mississippi County

Population in Mississippi County

Population in Mississippi County was 12,003 in 2025, according to the U.S. Census Bureau. That is up 0.5% from 2024. That is the 76th highest of 115 counties in 2025.

2025, persons12,003
Change on 2024+0.5%
Rank76th of 115Counties in Missouri ranked
Series high12,1332020
Series low11,6962022

Population in Mississippi County, 2020 to 2025

CSVChart (SVG)

11.6K11.7K11.8K11.9K12K12.1K12.2K2020202120222023202420252020: 12,133 persons2021: 12,100 persons2022: 11,696 persons2023: 11,842 persons2024: 11,948 persons2025: 12,003 persons
persons. Source: U.S. Census Bureau. Retrieved 2026-10-08, published 2026-03-26.
All 6 values
Periodpersons
202512,003
202411,948
202311,842
202211,696
202112,100
202012,133

Compared with Missouri and United States

Place2025
Mississippi County12,003
Missouri6,270,541
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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What is the latest population in Mississippi County? Cite the source.
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Questions

What is the population in Mississippi County?

Population in Mississippi County was 12,003 in 2025, according to the U.S. Census Bureau. That is up 0.5% from 2024. That is the 76th highest of 115 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 Mississippi County?

12,133 in 2020, the highest value since 2020 in this series.

More statistics for Mississippi County

All statistics for Mississippi County