How many people live in Seward County, KS?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 21,300 people living in Seward County, KS. That makes Seward County the 26th-most populous county in Kansas. It is home to 0.71% of people living in the state.
21.3K
population of Seward County, KS (2024)
0.71%
County share of the Kansas population (2024)
About 21,300 people lived in Seward County, KS in 2024.
Population estimates, 2000–2024
What are Seward County, KS’s age demographics?
About 2,400 Seward County, KS residents are aged 65 and older in 2024. That represents 11.1% of its population. For comparison, the age group represents 17.9% of Kansas’s population and 18% in the US overall.
Another 6,700 Seward County residents, or 31.3% of the population, were children under 18. For comparison, the age group represents 23.5% of Kansas’s population and 21.6% in the US overall.
A higher share of Seward County, KS's population is aged under 18 than the US as a whole.
Population estimates by age group, (2024)
What are Seward County, KS’s racial and ethnic demographics?
Hispanic residents make up 68.9% of the Seward County, KS population, higher than the national share of 20%.
In contrast, Seward County’s non-Hispanic white population accounts for 24.2%, below the 57.5% nationwide, and the non-Hispanic Black or African American population makes up 2.5% of the county, compared with 12.6% 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.
Seward County, KS has a higher share of a Hispanic population than Kansas as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Seward County, KS is Liberal with about 19,200 residents in 2024.
Cities and towns in Seward County, KS ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Liberal | 19,184 |
| 2. | Liberal | 606 |
| 3. | Kismet | 332 |
| 4. | Seward | 234 |
| 5. | Balance of Fargo | 920 |
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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.
