How many people live in Pottawattamie County, IA?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 93,500 people living in Pottawattamie County, IA. That makes Pottawattamie County the 10th-most populous county in Iowa. It is home to 2.9% of people living in the state.
93.5K
population of Pottawattamie County, IA (2024)
2.9%
County share of the Iowa population (2024)
About 93,500 people lived in Pottawattamie County, IA in 2024.
Population estimates, 2000–2024
What are Pottawattamie County, IA’s age demographics?
About 18,500 Pottawattamie County residents are aged 65 and older in 2024. That represents 19.7% of its population. For comparison, the age group represents 18.9% of Iowa’s population and 18% in the US overall.
Another 20,900 Pottawattamie County residents, or 22.3% of the population, were children under 18. For comparison, the age group represents 22.5% of Iowa’s population and 21.6% in the US overall.
A lower share of Pottawattamie County, IA's population is aged 25–44 than the US as a whole.
Population estimates by age group, (2024)
What are Pottawattamie County, IA’s racial and ethnic demographics?
Non-Hispanic white residents make up 84.4% of the Pottawattamie County, IA population, higher than the national share of 57.5%.
In contrast, Pottawattamie County’s non-Hispanic Black or African American population accounts for 1.9%, below the 12.6% nationwide, and the Hispanic population makes up 10.1% of the county, compared with 20% nationally.
Racial and ethnic make up differ based on location. These figures reflect how people identified their race alone (not in combination with other races), and separate out Hispanic or Latino ethnicity, following Census reporting standards.
Pottawattamie County, IA has a higher share of a Hispanic population than Iowa as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Pottawattamie County, IA is Council Bluffs with about 62,700 residents in 2024.
Cities and towns in Pottawattamie County, IA ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Council Bluffs | 62,665 |
| 2. | Carter Lake | 3,752 |
| 3. | Avoca | 1,685 |
| 4. | Oakland | 1,519 |
| 5. | Treynor | 1,104 |
| 6. | Underwood | 973 |
| 7. | Neola | 917 |
| 8. | Carson | 772 |
| 9. | Walnut | 728 |
| 10. | Crescent | 626 |
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Methodology
USAFacts standardizes data, in areas such as time and demographics, to make it easier to understand and compare.
The analysis was generated with the help of AI and reviewed by USAFacts for accuracy.
Page sources
USAFacts endeavors to share the most up-to-date information available. We sourced the data on this page directly from government agencies; however, the intervals at which agencies publish updated data vary.
