County Maps US

Columbiana County, Ohio

A county in Ohio, ranked 27 of 88 by population.

CountyFIPS 39029

Within Ohio
Columbiana County, highlighted, with the areas around it. Boundaries generalised from the 2025 Census cartographic boundary file; neighbour fills carry no data. The dot marks Lisbon, the county seat, located via the 2025 Census Gazetteer.

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Population
99,377
-2,284 (-2.2%) since 2020
Land area
531.9
square miles. A further 0.5% of the total area is water
Population density
187
people per square mile, computed rather than published
County seat
Lisbon
Seat of county government.
Established
1803
222 years ago
Largest city
Salem city
Population 11,650 for the whole place, which extends beyond this county.

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; Wikidata (CC0), Wikidata. Retrieved 30 August 2026.

Satellite view

Aerial imagery of Columbiana County with its boundary drawn on top. A map shows you the shape; this shows you what is inside it, and which side of the line a place falls on.

Aerial view of Columbiana County, Ohio from the USGS National Map, with its boundary outlined
Imagery: USGS National Map, USGS Imagery Only, public domain, requested from USGS by your browser when you reach this point on the page, at 800 by 663 pixels. The boundary is the 2025 Census cartographic boundary file, reprojected to Web Mercator to match the imagery. You can also open the USGS National Map viewer.

Where Columbiana County ranks

Position among the 88 counties of Ohio, and among all 3,144 US counties and county-equivalents. Computed from the figures on this page.

MeasureValueIn OhioNationally
Population99,37727th of 88626th of 3,144
Land area531.9 sq mi19th of 881,966th of 3,144
Population density187 per sq mi29th of 88587th of 3,144
Median household income$58,18072nd of 882,248th of 3,143

Full data for Columbiana County

Every figure below is attributed to the Census Bureau product it came from, with the vintage of that product.
MeasureValueSource and vintage
Population99,377Vintage 2025 Population Estimates
Population in 2020101,661Vintage 2025 Population Estimates
2020 estimates base?101,900Vintage 2025 Population Estimates
Land area531.9 sq mi2025 Gazetteer Files
Water area2.8 sq mi2025 Gazetteer Files
Total area534.7 sq mi2025 Gazetteer Files
Population density?187 per sq miComputed: Vintage 2025 estimates divided by 2025 Gazetteer land area
Median household income$58,180American Community Survey 2020-2024 5-Year Estimates
Median home value$151,600American Community Survey 2020-2024 5-Year Estimates
Median age44.6American Community Survey 2020-2024 5-Year Estimates
Households41,459American Community Survey 2020-2024 5-Year Estimates
Housing units46,121American Community Survey 2020-2024 5-Year Estimates

Sources: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026; US Census Bureau, Gazetteer Files, 2025 Gazetteer Files, released 10 September 2025; US Census Bureau, American Community Survey, American Community Survey 2020-2024 5-Year Estimates, released 29 January 2026. Population density is computed here, not published: it divides the Vintage 2025 population estimate by the 2025 Gazetteer land area, which are two different Census products. Retrieved 30 August 2026.

How the population changed

The Census Bureau publishes the components behind an estimate, not just the total. For the year to July 2025:

Births minus deaths
-494
850 births, 1,344 deaths
Net migration
+193
More people moved in than moved out.

Source: US Census Bureau, Population Estimates Program, Vintage 2025 Population Estimates, released 26 March 2026. Retrieved 30 August 2026.

The 7 areas bordering Columbiana County

Ordered by the length of the border actually shared, which the Census Bureau publishes in its county adjacency file and which no other county reference presents.

Bordering areaStateShared borderPopulation
Mahoning CountyOhio34 mi224,706
Carroll CountyOhio21 mi26,475
Beaver CountyPennsylvania15 mi166,032
Stark CountyOhio12 mi373,771
Jefferson CountyOhio11 mi63,597
Hancock CountyWest Virginia10 mi27,729
Lawrence CountyPennsylvania3.4 mi83,911

Source: US Census Bureau, County Adjacency File, 2025 County Adjacency File, released 15 September 2025. Retrieved 30 August 2026.

All 88 counties of Ohio

Open the interactive Ohio county map, or jump straight to any of them.

Data on this page last rebuilt 30 August 2026. How these figures are produced.