Data / Population / Adair County

Population in Adair County

Population in Adair County was 7,403 in 2025, according to the U.S. Census Bureau. That is down 0.8% from 2024. That is the 88th highest of 99 counties in 2025.

2025, persons7,403
Change on 2024-0.8%
Rank88th of 99Counties in Iowa ranked
Series high7,5292021
Series low7,4032025

Population in Adair County, 2020 to 2025

CSVChart (SVG)

7,4007,4507,5007,5502020202120222023202420252020: 7,498 persons2021: 7,529 persons2022: 7,466 persons2023: 7,418 persons2024: 7,465 persons2025: 7,403 persons
persons. Source: U.S. Census Bureau. Retrieved 2026-10-08, published 2026-03-26.
All 6 values
Periodpersons
20257,403
20247,465
20237,418
20227,466
20217,529
20207,498

Compared with Iowa and United States

Place2025
Adair County7,403
Iowa3,238,387
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 Adair County?

Population in Adair County was 7,403 in 2025, according to the U.S. Census Bureau. That is down 0.8% from 2024. That is the 88th highest of 99 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 Adair County?

7,529 in 2021, the highest value since 2020 in this series.

More statistics for Adair County

All statistics for Adair County