Columbiana County, Ohio Population 2026
Updated April 2026 · US Census ACS 2023 5-Year Estimates · 27th-largest in Ohio
The population of Columbiana County, Ohio is 101,203 as of the 2023 American Community Survey, making it the 27th-largest county in Ohio. The median household income is $58,474, the median home value is $139,100, and the median age is 44.7.
The population of Columbiana County has declined 7.5% since 2010 (107,889 → 99,823), a -0.55% annualized rate.
101,203
Population
-0.55%
Annual growth
190
People / sq mi
$58,474
Median Income
$139,100
Median Home Value
Columbiana County covers 532 sq mi of land at 190.3 people per square mile.
About Columbiana County, OH
Columbiana County stands apart on settlement density — it is among the most densely settled of US counties, at roughly 190 people per square mile. Columbiana County is a county in Ohio with a population of 101,203. It ranks #27 among counties in Ohio by population.
Median household income is $58,474, below the US median of $78,538. The poverty rate is 10.8%, below the national 12.4%. Median home value is $139,100, with typical rent around $736.
Fewer adults hold degrees here than in most comparable places — 16.0%, below the national 35.0%. Most workers commute: only 5.6% work from home, below the national 14.0%, and the average commute runs about 25 minutes each way.
That density explains much of the rest of the profile in Columbiana County: denser places lean toward renting, shorter commutes by transit, and a younger working-age mix.
Columbiana County Population History (2010-2024)
The county of Columbiana County had a population of 107,889 in 2010 and 99,823 in 2024, a -7.5% growth over 14 years. The peak was 107,889 in 2010. Average annual growth rate: -0.55%.
99,823
Population (2024)
107,889
Population (2010)
107,889
Peak (2010)
-0.55%
Avg Annual Growth
| Year | Population |
|---|---|
| 2010 | 107,889 |
| 2011 | 107,437 |
| 2012 | 106,652 |
| 2013 | 106,007 |
| 2014 | 105,681 |
| 2015 | 104,788 |
| 2016 | 103,926 |
| 2017 | 103,198 |
| 2018 | 102,534 |
| 2019 | 101,794 |
| 2020 | 101,650 |
| 2021 | 101,372 |
| 2022 | 100,537 |
| 2023 | 100,137 |
| 2024 | 99,823 |
Race & Ethnicity
| White | 93.2% |
| Black or African American | 1.9% |
| Asian | 0.0% |
| Hispanic or Latino (any race) | 1.0% |
| Two or More Races | 0.0% |
Age & Sex
44.7
Median Age
49.3%
Female
50.7%
Male
21.4%
Age 65+
Age Distribution
Children (under 15): 16.4% · Seniors (65+): 21.4%
Income & Poverty
| Median household income | $58,474$-11,206 vs state |
| Mean household income | $75,850 |
| Per-capita income | $32,265 |
| Poverty rate | 10.8%+1.6% vs state |
| Unemployment rate | 2.8% |
| Employment-to-population | 55.2% |
Top Industries by Employment
The largest employment sector in Columbiana County is professional & business services, accounting for 23.2% of workers.
How residents commute
0.2%
Drive alone
2.3%
Carpool
81.0%
Public transit
5.6%
Work from home
24.6 min
Avg commute
Housing
$139,100$-60,100 vs state
Median home value
$736
Median rent
73.1%
Homeownership rate
46,133
Total housing units
89.7%
Occupied
10.3%
Vacant
26.9%
Renter-occupied
Social & access
93.1%
With health insurance
90.8%
With broadband internet
21.0%
Foreign-born
9.1%
Veterans (18+)
17.3%
With a disability
98.2%
Speak language other than English at home
Education
89.7%
High School+
16.0%
Bachelor's+
Largest cities in Ohio
Other counties in Ohio
Part of Ohio
Metro areas in Ohio
County rankings
Frequently Asked Questions
Columbiana County, Ohio has a population of 101,203 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 27th-largest county in Ohio. Population density is 190 people per square mile.
The population of Columbiana County has declined 7.5% since 2010 (107,889 → 99,823), a -0.55% annualized rate.
The median household income in Columbiana County, Ohio is $58,474, with mean (average) household income of $75,850 and per-capita income of $32,265. 10.8% of residents live below the federal poverty level.
In Columbiana County, the largest racial and ethnic groups are White (93.2%), Black or African American (1.9%), Hispanic or Latino (1.0%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.
The median age in Columbiana County, Ohio is 44.7 years. Residents are 49.3% female and 50.7% male.
The median home value in Columbiana County is $139,100 and median monthly rent is $736. 73.1% of occupied housing units are owner-occupied. The county has 46,133 total housing units, 10.3% of which are vacant.
The largest employment sector in Columbiana County, Ohio is professional, scientific, and management services, employing 23.2% of workers. The unemployment rate is 2.8%.
Columbus is among the largest cities associated with Columbiana County, Ohio, with a population of 906,480.
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Statewide data for Ohio
Population, race, income, age, and trends across Ohio
Data from the American Community Survey (ACS) 5-Year estimates.
Source: U.S. Census Bureau ACS, 2026.