
General John Hardin (1753–1792), Revolutionary War officer John Hancock (1737–1793), president of the Continental Congress Island of Guernsey, from where most of the settlers originatedĪlexander Hamilton (1755/7-1804), Secretary of the Treasury when the county was organized General Nathanael Greene (1742–1786), Revolutionary War officer Robert Fulton (1765–1815), inventor of the steamboat Gilbert du Motier, marquis de La Fayette, French military officer and aristocrat who participated in both the American and French revolutionsīenjamin Franklin (1706–1791), Founding Father, author, printer, political theorist, scientist, inventor, and statesman Named for the beauty of its "fair fields"

General William Darke (1736–1801), Revolutionary War officerįort Defiance, built in 1794 by General Anthony Wayne George Clinton (1739–1812), vice-president when the county was organizedĬhristopher Columbus, European explorer of the Americasĭelaware Indian word meaning "union of waters"Ĭolonel William Crawford (1732–1782), Revolutionary War officerĬuyahoga River, which means "crooked river" in an Iroquoian language General George Rogers Clark (1752–1818), defeated the Shawnee Indians in a battle near the Springfield area General Richard Butler (1743–1791), killed at the Battle of the WabashĬolumbiana, Stark, Harrison, Jefferson, and Tuscarawas CountiesĬharles Carroll (1737–1832), last surviving signer of the United States Declaration of Independenceįrench for "a plain", describing the land in the area General Jacob Brown (1775–1828), an officer of the War of 1812 Senator from Kentucky Henry ClayĪshtabula River, which means "fish river" in an Algonquian language Īllen, Mercer, Darke, Hardin, Logan, Shelby, and Van Wert CountiesĪuglaize River, which means "fallen timbers river" in the Shawnee Indian language Wayne, Richland, Huron, and Lorain CountiesĪshland, home of U.S. John Adams (1735–1826), President of the United States when the county was organized The largest county by area is Ashtabula County at 702.44 sq mi (1,819.3 km 2), and its neighbor, Lake County, is the smallest at 228.21 sq mi (591.1 km 2). The average land area is 464 sq mi (1,200 km 2). The average population of Ohio's counties was 133,592 Franklin County was the most populous (1,321,820) and Vinton County was the least (12,565). The population of Ohio was 11,756,058 at that time, a decrease of 0.4% from 2020. Population figures are based on the 2022 vintage Census population estimates. The elected county officials in Ohio county governments include three commissioners, a sheriff (the highest law enforcement officer in the county) prosecutor (equivalent of a district attorney in other states) coroner, engineer, Recorder, auditor, treasurer, and clerk of courts. Counties do not possess home rule powers and can do only what has been expressly authorized by the Ohio General Assembly. The Ohio Constitution allows counties to set up a charter government as many cities and villages do, but only Summit and Cuyahoga counties have done so, the latter having been approved by voters in November 2009.

During the Convention, the county was opposed to statehood, and was not only left out of the Convention, but dissolved the current Wayne County is in northeastern Ohio, considerably distant from the area that was the original Wayne County. A tenth county, Wayne, was established on August 15, 1796, and encompassed roughly the present state of Michigan.

Nine of them existed at the time of the Ohio Constitutional Convention in 1802. Administrative subdivisions of Ohio Counties of Ohio
