How many people live in the Sioux City, IA area?
Updated Mar. 4, 2026Refreshed annually
In 2024 there were 146,000 people in the Sioux City, IA area. That makes the Sioux City, IA metropolitan statistical area the 295th-most populous metro area in the US. It is home to 0.04% of the nation's population.
146K
population of Sioux City, IA area (2024)
0.04%
Sioux City, IA area share of US population (2024)
Between 2010 and 2024, the population of the Sioux City, IA area increased from 144,000 to 146,000—a 1.4% increase. During that same period, the US population grew 9.9%.
About 146,000 people lived in the Sioux City, IA area in 2024.
Population estimates of the Sioux City, IA-NE-SD Metro Area, 2010–2024
What are the age demographics of the Sioux City, IA area?
About 16.4% of the Sioux City, IA area's population in 2024 was aged 65 years or older, lower than the 18% share in the nation overall. Children (under 18) account for 25.8% of the Sioux City, IA area population, above the 21.6% population share of children nationwide.
A lower share of the Sioux City, IA area population is 65 and older than the US overall.
Population share by age group in Sioux City, IA-NE-SD Metro Area and the US overall (2024)
What is the racial and ethnic makeup of the Sioux City, IA area?
Non-Hispanic white residents make up 64.8% of the Sioux City, IA area population, higher than the national share of 57.5%. Hispanic residents make up 22% of the population, higher than the national share of 20%.
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.
A higher share of the Sioux City, IA area population is non-Hispanic white than the US overall.
Population share by race and ethnicity in Sioux City, IA-NE-SD Metro Area and the US overall (2024)
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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.
