Carroll County, Ohio

County seat: Carrollton · Population 26,475 (2025) · 395 sq mi

Carroll County is the 80th most populous of Ohio's 88 counties, with 26,475 people (2025 estimate). Its county seat is Carrollton. The map shows its 7 cities and towns and the 5 neighboring counties.

Map of Carroll County, Ohio with cities, towns and the county boundary
Carroll County, Ohio with its cities and towns, unincorporated communities (CDPs) and neighboring counties. Boundaries: U.S. Census Bureau, 2025. Free to use with attribution (CC BY 4.0).

Carroll County facts

County seat
Carrollton
Population (2025 estimate)
26,475 −1.1% since 2020
Land area
395 sq mi 84th largest of 88
Water area
4 sq mi
Population density
67 per sq mi
Established
1833
Named after
Charles Carroll of Carrollton American planter and signatory of the Declaration of Independence (1737-1832)
Largest city
Carrollton 3,052
Median household income
$64,835
Cities and towns
7 plus 2 CDPs
ZIP codes
21
Time zone
Eastern
FIPS code
39019

Cities and towns in Carroll County

Carroll County has 7 incorporated cities, towns and villages. Populations count the people living inside Carroll County; cities that cross a county line also list the other counties.

NameTypePopulation 2025Also in
Carrollton (county seat)Village3,052
MinervaVillage1,717Columbiana and Stark counties
MalvernVillage1,092
MagnoliaVillage320Stark County
DellroyVillage262
SherrodsvilleVillage217
LeesvilleVillage126

Unincorporated communities (CDPs)

Census-designated places are communities without their own city government; the county provides their services.

CommunityPopulationAlso in
Lake Mohawk1,409
Pekin369

ZIP codes in Carroll County

21 ZIP codes reach into Carroll County. ZIP codes ignore county lines, so some also cover a neighboring county.

Population of Carroll County, 2020–2025

Carroll County shrank by 300 people (−1.1%) between April 2020 and July 2025: 711 more deaths than births and a net gain of 409 people from migration.

Year (July 1)Population
202026,761
202126,750
202226,711
202326,811
202426,567
202526,475

Neighboring counties

Printable Carroll County map

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Sources

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