How many people live in Jasper County, MO?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 126,500 people living in Jasper County, MO. That makes Jasper County the ninth-most populous county in Missouri. It is home to 2% of people living in the state.
126K
population of Jasper County, MO (2024)
2%
County share of the Missouri population (2024)
About 126,500 people lived in Jasper County, MO in 2024.
Population estimates, 2000–2024
What are Jasper County, MO’s age demographics?
About 21,200 Jasper County residents are aged 65 and older in 2024. That represents 16.7% of its population. For comparison, the age group represents 18.8% of Missouri’s population and 18% in the US overall.
Another 30,700 Jasper County residents, or 24.3% of the population, were children under 18. For comparison, the age group represents 22% of Missouri’s population and 21.6% in the US overall.
A higher share of Jasper County, MO's population is aged under 18 than the US as a whole.
Population estimates by age group, (2024)
What are Jasper County, MO’s racial and ethnic demographics?
Non-Hispanic white residents make up 80.7% of the Jasper County, MO population, higher than the national share of 57.5%. Jasper County, MO also has a larger share of people identifying as non-Hispanic two or more races (3.3%) than the US overall (2.5%).
In contrast, Jasper County’s non-Hispanic Black or African American population accounts for 2.1%, below the 12.6% nationwide, and the Hispanic population makes up 10.5% 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.
Jasper County, MO has a higher share of a Hispanic population than Missouri as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Jasper County, MO is Joplin with about 45,800 residents in 2024.
Cities and towns in Jasper County, MO ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Joplin (pt.) | 45,792 |
| 2. | Carthage | 15,703 |
| 3. | Webb City | 13,391 |
| 4. | Carl Junction | 8,435 |
| 5. | Oronogo | 3,159 |
| 6. | Duquesne | 2,332 |
| 7. | Duenweg | 2,003 |
| 8. | Carterville | 1,866 |
| 9. | Sarcoxie | 1,420 |
| 10. | Jasper | 878 |
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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.
