This list shows the information about all the 77 counties in Oklahoma, including their area, population, density, FIPS code, established date. It is available in various file formats, such as MS Excel, PDF, CSV, and ZIP (which contains all file formats).
S.No.,County,FIPS code ,County seat ,Population ,Area ,Density,Established Year,Origin1,Adair County,001,Stilwell,"19,414","576sqmi(1,492km)",33.70,1907,Cherokee lands2,Alfalfa County,003,Cherokee,"5,710","867sqmi(2,246km)",6.59,1907,Woods County3,Atoka County,005,Atoka,"14,324","978sqmi(2,533km)",14.65,1907,Choctaw lands4,Beaver County,007,Beaver,"4,980","1,814sqmi(4,698km)",2.75,1890,Seventh County (entire panhandle until 1907)5,Beckham County,009,Sayre,"22,046","902sqmi(2,336km)",24.44,1907,Greer County and Roger Mills County6,Blaine County,011,Watonga,"8,562","929sqmi(2,406km)",9.22,1890,Part of Cheyenne and Arapaho reservation.7,Bryan County,013,Durant,"47,105","909sqmi(2,354km)",51.82,1907,Choctaw lands8,Caddo County,015,Anadarko,"26,368","1,278sqmi(3,310km)",20.63,1901,Indian Territory9,Canadian County,017,El Reno,"161,737","900sqmi(2,331km)",179.71,1901,Part of Cheyenne and Arapaho reservation10,Carter County,019,Ardmore,"48,291","824sqmi(2,134km)",58.61,1907,"Pickens County, Chickasaw Nation"11,Cherokee County,021,Tahlequah,"47,627","751sqmi(1,945km)",63.42,1907,Originally settled by Cherokee Indians following the Trail of Tears12,Choctaw County,023,Hugo,"14,307","774sqmi(2,005km)",18.48,1907,Choctaw Nation13,Cimarron County,025,Boise City,"2,248","1,835sqmi(4,753km)",1.23,1907,Seventh County (entire panhandle until 1907)14,Cleveland County,027,Norman,"297,597","536sqmi(1,388km)",555.22,1890,County 3 in Oklahoma Territory.15,Coal County,029,Coalgate,"5,276","518sqmi(1,342km)",10.19,1907,"Atoka County, Choctaw Nation"16,Comanche County,031,Lawton,"122,063","1,069sqmi(2,769km)",114.18,1907,"Kiowa, Comanche, and Apache reservation"17,Cotton County,033,Walters,"5,480","637sqmi(1,650km)",8.60,1912,"Lands of Quapaws, Choctaws, Chickasaws, Comanche Reservation, and Big Pasture"18,Craig County,035,Vinita,"14,115","761sqmi(1,971km)",18.55,1907,Cherokee Nation19,Creek County,037,Sapulpa,"72,029","956sqmi(2,476km)",75.34,1907,Creek Nation20,Custer County,039,Arapaho,"28,163","987sqmi(2,556km)",28.53,1891,Cheyenne-Arapaho Reservation21,Delaware County,041,Jay,"41,000","741sqmi(1,919km)",55.33,1907,Delaware District of Cherokee Nation22,Dewey County,043,Taloga,"4,417","1,000sqmi(2,590km)",4.42,1892,Cheyenne-Arapaho Reservation23,Ellis County,045,Arnett,"3,762","1,229sqmi(3,183km)",3.06,1907,Roger Mills and Woodward counties24,Garfield County,047,Enid,"61,926","1,058sqmi(2,740km)",58.53,1893,Cherokee Outlet25,Garvin County,049,Pauls Valley,"25,804","809sqmi(2,095km)",31.90,1907,Chickasaw Nation26,Grady County,051,Chickasha,"55,508","1,101sqmi(2,852km)",50.42,1907,"Pickens County, Chickasaw Nation"27,Grant County,053,Medford,"4,131","1,001sqmi(2,593km)",4.13,1892,County L28,Greer County,055,Mangum,"5,487","639sqmi(1,655km)",8.59,1896,"Greer County, Texas"29,Harmon County,057,Hollis,"2,418","538sqmi(1,393km)",4.49,1909,Greer County30,Harper County,059,Buffalo,"3,180","1,039sqmi(2,691km)",3.06,1893,Woodward County31,Haskell County,061,Stigler,"11,602","577sqmi(1,494km)",20.11,1907,San Bois County of the Choctaw Nation32,Hughes County,063,Holdenville,"13,405","807sqmi(2,090km)",16.61,1907,Choctaw Nation and Creek Nation lands33,Jackson County,065,Altus,"24,777","803sqmi(2,080km)",30.86,1907,Greer County34,Jefferson County,067,Waurika,"5,438","759sqmi(1,966km)",7.16,1907,Comanche County and part of Chickasaw Nation35,Johnston County,069,Tishomingo,"10,301","645sqmi(1,671km)",15.97,1907,Chickasaw Nation land36,Kay County,071,Newkirk,"43,732","919sqmi(2,380km)",47.59,1895,"County K, Cherokee Strip"37,Kingfisher County,073,Kingfisher,"15,204","903sqmi(2,339km)",16.84,1907,Unassigned Lands38,Kiowa County,075,Hobart,"8,410","1,015sqmi(2,629km)",8.29,1901,Kiowa-Comanche-Apache Indian Reservations39,Latimer County,077,Wilburton,"9,427","722sqmi(1,870km)",13.06,1907,Choctaw Nation land40,LeFlore County,079,Poteau,"48,476","1,586sqmi(4,108km)",30.56,1907,Choctaw Nation41,Lincoln County,081,Chandler,"33,829","959sqmi(2,484km)",35.28,1891,County A in Oklahoma Territory42,Logan County,083,Guthrie,"50,885","745sqmi(1,930km)",68.30,1891,County 1 in Oklahoma Territory43,Love County,085,Marietta,"10,216","515sqmi(1,334km)",19.84,1907,"Pickens County, Chickasaw Nation, Indian Territory"44,Major County,093,Fairview,"7,668","957sqmi(2,479km)",8.01,1907,"Woods County, Oklahoma Territory"45,Marshall County,095,Madill,"15,594","371sqmi(961km)",42.03,1907,"Pickens County, Chickasaw Nation, Indian Territory"46,Mayes County,097,Pryor,"39,159","656sqmi(1,699km)",59.69,1907,"Saline District, Cherokee Nation"47,McClain County,087,Purcell,"43,516","570sqmi(1,476km)",76.34,1907,Choctaw Nation land48,McCurtain County,089,Idabel,"30,884","1,852sqmi(4,797km)",16.68,1907,[53]49,McIntosh County,091,Eufaula,"19,245","620sqmi(1,606km)",31.04,1907,Creek Nation land50,Murray County,099,Sulphur,"13,718","418sqmi(1,083km)",32.82,1907,Chickasaw Nation land51,Muskogee County,101,Muskogee,"66,146","814sqmi(2,108km)",81.26,1907,Muskogee District of Creek Nation and part of Illinois and Canadian Districts of Cherokee Nation52,Noble County,103,Perry,"10,933","732sqmi(1,896km)",14.94,1897,County P in Oklahoma Territory.53,Nowata County,105,Nowata,"9,303","565sqmi(1,463km)",16.47,1907,Cooweescoowee District of Cherokee Nation54,Okfuskee County,107,Okemah,"11,197","625sqmi(1,619km)",17.92,1907,Creek Nation land55,Oklahoma County,109,Oklahoma City,"798,575","709sqmi(1,836km)","1,126.34",1891,"Unassigned Lands in Indian Territory, the County 2 in Oklahoma Territory"56,Okmulgee County,111,Okmulgee,"36,843","697sqmi(1,805km)",52.86,1907,Creek Nation land57,Osage County,113,Pawhuska,"45,772","2,251sqmi(5,830km)",20.33,1907,Coterminous with Osage Reservation58,Ottawa County,115,Miami,"30,340","471sqmi(1,220km)",64.42,1907,Multiple tribal reservations in Indian Territory.59,Pawnee County,117,Pawnee,"15,741","570sqmi(1,476km)",27.62,1897,"Cherokee Outlet, then County Q in Oklahoma Territory"60,Payne County,119,Stillwater,"81,989","686sqmi(1,777km)",119.52,1890,"County 6 in Oklahoma Territory in 1889, renamed to Payne County in 1907"61,Pittsburg County,121,McAlester,"43,633","1,306sqmi(3,383km)",33.41,1907,Choctaw Nation land62,Pontotoc County,123,Ada,"38,163","720sqmi(1,865km)",53.00,1907,Chickasaw Nation63,Pottawatomie County,125,Shawnee,"73,019","788sqmi(2,041km)",92.66,1891,Creek Nation and Seminole Nation lands.64,Pushmataha County,127,Antlers,"10,815","1,397sqmi(3,618km)",7.74,1907,Pushmataha District of the Choctaw Nation65,Roger Mills County,129,Cheyenne,"3,386","1,142sqmi(2,958km)",2.96,1895,County F in Oklahoma Territory66,Rogers County,131,Claremore,"96,695","675sqmi(1,748km)",143.25,1907,"Cooweescoowee District, Cherokee Nation, Indian Territory"67,Seminole County,133,Wewoka,"23,567","632sqmi(1,637km)",37.29,1907,Seminole Nation68,Sequoyah County,135,Sallisaw,"39,508","674sqmi(1,746km)",58.62,1907,"Sequoyah District and part of Illinois District, Cherokee Nation"69,Stephens County,137,Duncan,"43,129","877sqmi(2,271km)",49.18,1907,"Comanche County, Oklahoma Territory"70,Texas County,139,Guymon,"20,865","2,037sqmi(5,276km)",10.24,1907,Seventh County (entire panhandle until 1907)71,Tillman County,141,Frederick,"7,076","872sqmi(2,258km)",8.11,1907,"Comanche County, Oklahoma"72,Tulsa County,143,Tulsa,"672,858","570sqmi(1,476km)","1,180.45",1907,Cherokee Nation and Creek Nation land.73,Wagoner County,145,Wagoner,"84,050","563sqmi(1,458km)",149.29,1907,Cherokee Nation land74,Washington County,147,Bartlesville,"52,772","417sqmi(1,080km)",126.55,1907,Cooweescoowee District of Cherokee Nation.75,Washita County,149,Cordell,"10,915","1,004sqmi(2,600km)",10.87,1897,County H in Oklahoma Territory76,Woods County,151,Alva,"8,583","1,287sqmi(3,333km)",6.67,1893,County M in Oklahoma Territory.77,Woodward County,153,Woodward,"20,205","1,242sqmi(3,217km)",16.27,1893,County N in Oklahoma 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