Download Excel File List of Counties in Ohio

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S.No.,County,FIPS code ,County Seat ,Area ,Population ,Established Date,Origin 1,Adams County,001,West Union,"583.91sqmi(1,512km)","27,542","Jul 10, 1797",Hamilton County2,Allen County,003,Lima,"404.43sqmi(1,047km)","101,670","Mar 1, 1820",Shelby County3,Ashland County,005,Ashland,"424.37sqmi(1,099km)","52,316","Feb 24, 1846","Wayne, Richland, Huron, and Lorain Counties"4,Ashtabula County,007,Jefferson,"702.44sqmi(1,819km)","97,337","Jun 7, 1807",Trumbull and Geauga Counties5,Athens County,009,Athens,"506.76sqmi(1,313km)","62,056","Mar 1, 1805",Washington County6,Auglaize County,011,Wapakoneta,"401.25sqmi(1,039km)","46,141","Feb 14, 1848","Allen, Mercer, Darke, Hardin, Logan, Shelby, and Van Wert Counties"7,Belmont County,013,St. Clairsville,"537.35sqmi(1,392km)","65,849","Sep 7, 1801",Jefferson and Washington Counties8,Brown County,015,Georgetown,"491.76sqmi(1,274km)","43,662","Mar 1, 1818",Adams and Clermont Counties9,Butler County,017,Hamilton,"467.27sqmi(1,210km)","390,234","May 1, 1803",Hamilton County10,Carroll County,019,Carrollton,"394.67sqmi(1,022km)","26,691","Jan 1, 1833","Columbiana, Stark, Harrison, Jefferson, and Tuscarawas Counties"11,Champaign County,021,Urbana,"428.56sqmi(1,110km)","38,699","Mar 1, 1805",Greene and Franklin Counties12,Clark County,023,Springfield,"399.86sqmi(1,036km)","135,633","Mar 1, 1818","Champaign, Madison, and Greene Counties"13,Clermont County,025,Batavia,"451.99sqmi(1,171km)","209,642","Dec 6, 1800",Hamilton County14,Clinton County,027,Wilmington,"410.88sqmi(1,064km)","42,004","Mar 1, 1810",Highland and Warren Counties15,Columbiana County,029,Lisbon,"532.46sqmi(1,379km)","101,310","May 1, 1803",Jefferson and Washington Counties16,Coshocton County,031,Coshocton,"564.07sqmi(1,461km)","36,618","Jan 31, 1810",Muskingum and Tuscarawas Counties17,Crawford County,033,Bucyrus,"402.11sqmi(1,041km)","41,754","Apr 1, 1820",Delaware County18,Cuyahoga County,035,Cleveland,"458.49sqmi(1,187km)","1,249,387","Jun 7, 1807",Geauga County19,Darke County,037,Greenville,"599.80sqmi(1,553km)","51,597","Jan 3, 1809",Miami County20,Defiance County,039,Defiance,"411.16sqmi(1,065km)","38,144","Apr 7, 1845","Williams, Henry, and Paulding Counties"21,Delaware County,041,Delaware,"442.41sqmi(1,146km)","220,740","Apr 1, 1808",Franklin County22,Erie County,043,Sandusky,"254.88sqmi(660km)","74,852","Mar 15, 1838",Huron and Sandusky Counties23,Fairfield County,045,Lancaster,"505.11sqmi(1,308km)","161,064","Dec 9, 1800",Ross and Washington Counties24,Fayette County,047,Washington Court House,"406.58sqmi(1,053km)","28,906","Mar 1, 1810",Ross and Highland Counties25,Franklin County,049,Columbus,"539.87sqmi(1,398km)","1,321,414","Apr 30, 1803",Ross and Wayne Counties26,Fulton County,051,Wauseon,"406.78sqmi(1,054km)","42,450","Apr 1, 1850","Lucas, Henry, and Williams Counties"27,Gallia County,053,Gallipolis,"468.78sqmi(1,214km)","29,158","Apr 30, 1803",Washington and Adams Counties28,Geauga County,055,Chardon,"403.66sqmi(1,045km)","95,565","Mar 1, 1806",Trumbull County29,Greene County,057,Xenia,"414.88sqmi(1,075km)","168,412","May 1, 1803",Hamilton and Ross Counties30,Guernsey County,059,Cambridge,"521.90sqmi(1,352km)","38,287","Mar 1, 1810",Belmont and Muskingum Counties31,Hamilton County,061,Cincinnati,"407.36sqmi(1,055km)","826,139","Jan 2, 1790",One of the original counties32,Hancock County,063,Findlay,"531.35sqmi(1,376km)","74,656","Apr 1, 1820",Logan County33,Hardin County,065,Kenton,"470.29sqmi(1,218km)","30,621","Apr 1, 1820",Logan County34,Harrison County,067,Cadiz,"403.53sqmi(1,045km)","14,477","Feb 1, 1813",Jefferson and Tuscarawas Counties35,Henry County,069,Napoleon,"416.50sqmi(1,079km)","27,538","Apr 1, 1820",Shelby County36,Highland County,071,Hillsboro,"553.28sqmi(1,433km)","43,354","May 1, 1805","Ross, Adams, and Clermont Counties"37,Hocking County,073,Logan,"422.75sqmi(1,095km)","28,097","Mar 1, 1818","Athens, Ross, and Fairfield Counties"38,Holmes County,075,Millersburg,"422.99sqmi(1,096km)","44,271","Jan 20, 1824","Coshocton, Wayne, and Tuscarawas Counties"39,Huron County,077,Norwalk,"492.69sqmi(1,276km)","58,367","Mar 7, 1809",Portage and Cuyahoga Counties40,Jackson County,079,Jackson,"420.28sqmi(1,089km)","32,511","Mar 1, 1816","Scioto, Gallia, Athens, and Ross Counties"41,Jefferson County,081,Steubenville,"409.61sqmi(1,061km)","64,789","Jul 29, 1797",Washington County42,Knox County,083,Mount Vernon,"527.12sqmi(1,365km)","62,897","Mar 1, 1808",Fairfield County43,Lake County,085,Painesville,"228.21sqmi(591km)","232,023","Mar 6, 1840",Geauga and Cuyahoga Counties44,Lawrence County,087,Ironton,"454.96sqmi(1,178km)","57,445","Dec 21, 1815",Gallia and Scioto Counties45,Licking County,089,Newark,"686.50sqmi(1,778km)","180,401","Mar 1, 1808",Fairfield County46,Logan County,091,Bellefontaine,"458.44sqmi(1,187km)","46,035","Mar 1, 1818",Champaign County47,Lorain County,093,Elyria,"492.50sqmi(1,276km)","315,595","Dec 26, 1822","Huron, Cuyahoga, and Medina Counties"48,Lucas County,095,Toledo,"340.46sqmi(882km)","429,191","Jun 20, 1835","Wood, Sandusky, and Huron Counties"49,Madison County,097,London,"465.44sqmi(1,205km)","44,386","Mar 1, 1810",Franklin County50,Mahoning County,099,Youngstown,"415.25sqmi(1,075km)","226,762","Mar 1, 1846",Columbiana and Trumbull Counties51,Marion County,101,Marion,"403.84sqmi(1,046km)","65,291","Apr 1, 1820",Delaware County52,Medina County,103,Medina,"423sqmi(1,096km)","183,092","Feb 18, 1812",Portage County53,Meigs County,105,Pomeroy,"429.42sqmi(1,112km)","22,049","Apr 1, 1819",Gallia and Athens Counties54,Mercer County,107,Celina,"463.27sqmi(1,200km)","42,309","Apr 1, 1820",Darke County55,Miami County,109,Troy,"407.04sqmi(1,054km)","109,264","Mar 1, 1807",Montgomery County56,Monroe County,111,Woodsfield,"455.54sqmi(1,180km)","13,329","Jan 29, 1813","Belmont, Washington, and Guernsey Counties"57,Montgomery County,113,Dayton,"461.68sqmi(1,196km)","535,840","May 1, 1803",Hamilton and Wayne Counties58,Morgan County,115,McConnelsville,"417.66sqmi(1,082km)","13,682","Dec 29, 1817","Washington, Guernsey, and Muskingum Counties"59,Morrow County,117,Mount Gilead,"406.22sqmi(1,052km)","35,151","Mar 1, 1848","Knox, Marion, Delaware, and Richland Counties"60,Muskingum County,119,Zanesville,"664.63sqmi(1,721km)","86,408","Mar 1, 1804",Washington and Fairfield Counties61,Noble County,121,Caldwell,"399.00sqmi(1,033km)","14,176","Apr 1, 1851","Monroe, Washington, Morgan, and Guernsey Counties"62,Ottawa County,123,Port Clinton,"254.95sqmi(660km)","40,104","Mar 6, 1840","Erie, Sandusky, and Lucas Counties"63,Paulding County,125,Paulding,"416.26sqmi(1,078km)","18,871","Apr 1, 1820",Darke County64,Perry County,127,New Lexington,"409.78sqmi(1,061km)","35,460","Mar 1, 1818","Washington, Fairfield, and Muskingum Counties"65,Pickaway County,129,Circleville,"501.91sqmi(1,300km)","59,333","Mar 1, 1810","Ross, Fairfield, and Franklin Counties"66,Pike County,131,Waverly,"441.49sqmi(1,143km)","27,089","Feb 1, 1815","Ross, Scioto, and Adams Counties"67,Portage County,133,Ravenna,"492.39sqmi(1,275km)","162,382","Jun 7, 1807",Trumbull County68,Preble County,135,Eaton,"424.80sqmi(1,100km)","40,867","Mar 1, 1808",Montgomery and Butler Counties69,Putnam County,137,Ottawa,"483.87sqmi(1,253km)","34,318","Apr 1, 1820",Shelby County70,Richland County,139,Mansfield,"496.88sqmi(1,287km)","125,195","Mar 1, 1808",Fairfield County71,Ross County,141,Chillicothe,"688.41sqmi(1,783km)","76,891","Aug 20, 1798",Adams and Washington Counties72,Sandusky County,143,Fremont,"409.18sqmi(1,060km)","58,715","Apr 1, 1820",Huron County73,Scioto County,145,Portsmouth,"612.27sqmi(1,586km)","73,346","May 1, 1803",Adams County74,Seneca County,147,Tiffin,"550.59sqmi(1,426km)","54,906","Apr 1, 1820",Huron County75,Shelby County,149,Sidney,"409.27sqmi(1,060km)","47,977","Apr 1, 1819",Miami County76,Stark County,151,Canton,"576.14sqmi(1,492km)","373,834","Feb 13, 1808",Columbiana County77,Summit County,153,Akron,"419.38sqmi(1,086km)","537,633","Mar 3, 1840","Medina, Portage, and Stark Counties"78,Trumbull County,155,Warren,"616.48sqmi(1,597km)","201,335","Jul 10, 1800",Jefferson and Wayne Counties79,Tuscarawas County,157,New Philadelphia,"567.58sqmi(1,470km)","92,500","Mar 15, 1808",Muskingum County80,Union County,159,Marysville,"436.65sqmi(1,131km)","64,971","Apr 1, 1820","Delaware, Franklin, Logan, and Madison Counties"81,Van Wert County,161,Van Wert,"410.09sqmi(1,062km)","28,732","Apr 1, 1820",Darke County82,Vinton County,163,McArthur,"414.08sqmi(1,072km)","12,696","Mar 23, 1850","Athens, Gallia, Hocking, Jackson, and Ross Counties"83,Warren County,165,Lebanon,"399.63sqmi(1,035km)","246,553","May 1, 1803",Hamilton County84,Washington County,167,Marietta,"635.15sqmi(1,645km)","59,423","Jul 27, 1788",One of the original counties85,Wayne County,169,Wooster,"555.36sqmi(1,438km)","116,710","Mar 1, 1812",Stark County86,Williams County,171,Bryan,"421.74sqmi(1,092km)","36,716","Apr 1, 1820",Darke County87,Wood County,173,Bowling Green,"617.32sqmi(1,599km)","132,472","Apr 1, 1820",Refactored from non-county territory88,Wyandot County,175,Upper Sandusky,"405.61sqmi(1,051km)","21,708","Feb 3, 1845","Marion, Crawford, and Hardin Counties",,,,,,,https://www.downloadexcelfiles.com/,,,,,,,