Data / Population / Sac County

Population in Sac County

Population in Sac County was 9,525 in 2025, according to the U.S. Census Bureau. That is down 0.9% from 2024. That is the 77th highest of 99 counties in 2025.

2025, persons9,525
Change on 2024-0.9%
Rank77th of 99Counties in Iowa ranked
Series high9,7912020
Series low9,5252025

Population in Sac County, 2020 to 2025

CSVChart (SVG)

9,5009,6009,7009,8002020202120222023202420252020: 9,791 persons2021: 9,766 persons2022: 9,675 persons2023: 9,696 persons2024: 9,614 persons2025: 9,525 persons
persons. Source: U.S. Census Bureau. Retrieved 2026-10-08, published 2026-03-26.
All 6 values
Periodpersons
20259,525
20249,614
20239,696
20229,675
20219,766
20209,791

Compared with Iowa and United States

Place2025
Sac County9,525
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.

Use this data in your AI agent

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What is the latest population in Sac County? Cite the source.
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Questions

What is the population in Sac County?

Population in Sac County was 9,525 in 2025, according to the U.S. Census Bureau. That is down 0.9% from 2024. That is the 77th 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 Sac County?

9,791 in 2020, the highest value since 2020 in this series.

More statistics for Sac County

All statistics for Sac County