How many people live in Trumbull County, OH?
Updated Apr. 6, 2026Refreshed annually
In 2024, there were about 200,300 people living in Trumbull County, OH. That makes Trumbull County the 15th-most populous county in Ohio. It is home to 1.7% of people living in the state.
200K
population of Trumbull County, OH (2024)
1.7%
County share of the Ohio population (2024)
About 200,300 people lived in Trumbull County, OH in 2024.
Population estimates, 2000–2024
What are Trumbull County, OH’s age demographics?
About 46,300 Trumbull County residents are aged 65 and older in 2024. That represents 23.1% of its population. For comparison, the age group represents 19.1% of Ohio’s population and 18% in the US overall.
Another 40,900 Trumbull County residents, or 20.4% of the population, were children under 18. For comparison, the age group represents 21.7% of Ohio’s population and 21.6% in the US overall.
A higher share of Trumbull County, OH's population is aged 65 or older than the US as a whole.
Population estimates by age group, (2024)
What are Trumbull County, OH’s racial and ethnic demographics?
Non-Hispanic white residents make up 85.4% of the Trumbull County, OH population, higher than the national share of 57.5%.
In contrast, Trumbull County’s Hispanic population accounts for 2.5%, below the 20% nationwide, and the non-Hispanic Asian population makes up 0.64% of the county, compared with 6.5% 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.
Trumbull County, OH has a higher share of a non-Hispanic white population than Ohio as a whole.
Population estimates by race and ethnicity, (2024)
The largest city or town in Trumbull County, OH is Warren with about 38,700 residents in 2024.
Cities and towns in Trumbull County, OH ranked by population
Population (2024), includes only portions within county
| City or town | Population | |
|---|---|---|
| 1. | Warren (pt.) | 38,681 |
| 2. | Niles (pt.) | 16,388 |
| 3. | Girard (pt.) | 9,441 |
| 4. | Champion | 9,322 |
| 5. | Hubbard | 7,565 |
| 6. | Cortland | 7,069 |
| 7. | Bazetta | 5,880 |
| 8. | Warren | 4,674 |
| 9. | Newton Falls | 4,536 |
| 10. | Southington | 3,728 |
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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.
