Download Excel File List of Counties in Idaho

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S.No.,County,FIPS code,County seat,Population,Area,Est.,License plate prefix,Origin1,Ada County,001,Boise,"511,931","1,055sqmi(2,732km)",1864,1A,Boise County2,Adams County,003,Council,"4,625","1,365sqmi(3,535km)",1911,2A,Washington County3,Bannock County,005,Pocatello,"88,263","1,113sqmi(2,883km)",1893,1B,Bingham County4,Bear Lake County,007,Paris,"6,545","971sqmi(2,515km)",1875,2B,Oneida County5,Benewah County,009,St. Maries,"9,931","776sqmi(2,010km)",1915,3B,Kootenai County6,Bingham County,011,Blackfoot,"48,876","2,095sqmi(5,426km)",1885,4B,Oneida County7,Blaine County,013,Hailey,"24,766","2,645sqmi(6,851km)",1895,5B,Alturas and Logan Counties8,Boise County,015,Idaho City,"8,094","1,902sqmi(4,926km)",1864,6B,original county9,Bonner County,017,Sandpoint,"49,491","1,738sqmi(4,501km)",1907,7B,Kootenai County10,Bonneville County,019,Idaho Falls,"127,930","1,869sqmi(4,841km)",1911,8B,Bingham County11,Boundary County,021,Bonners Ferry,"12,561","1,269sqmi(3,287km)",1915,9B,Bonner County12,Butte County,023,Arco,"2,654","2,233sqmi(5,783km)",1917,10B,"Bingham, Blaine, and Jefferson Counties"13,Camas County,025,Fairfield,"1,139","1,077sqmi(2,789km)",1917,1C,Blaine County14,Canyon County,027,Caldwell,"243,115","590sqmi(1,528km)",1892,2C,Ada County15,Caribou County,029,Soda Springs,"7,111","1,766sqmi(4,574km)",1919,3C,Bannock County16,Cassia County,031,Burley,"25,164","2,567sqmi(6,648km)",1879,4C,Owyhee County17,Clark County,033,Dubois,792,"1,765sqmi(4,571km)",1919,5C,Fremont County18,Clearwater County,035,Orofino,"8,895","2,462sqmi(6,377km)",1911,6C,Nez Perce County19,Custer County,037,Challis,"4,428","4,926sqmi(12,758km)",1881,7C,Alturas and Lemhi Counties20,Elmore County,039,Mountain Home,"28,827","3,078sqmi(7,972km)",1889,E,Alturas County21,Franklin County,041,Preston,"14,666","666sqmi(1,725km)",1913,1F,Oneida County22,Fremont County,043,Saint Anthony,"13,592","1,867sqmi(4,836km)",1893,2F,Bingham County23,Gem County,045,Emmett,"19,792","563sqmi(1,458km)",1915,1G,Boise and Canyon Counties24,Gooding County,047,Gooding,"15,772","731sqmi(1,893km)",1913,2G,Lincoln County25,Idaho County,049,Grangeville,"17,040","8,485sqmi(21,976km)",1864,I,original county26,Jefferson County,051,Rigby,"32,202","1,095sqmi(2,836km)",1913,1J,Fremont County27,Jerome County,053,Jerome,"24,662","600sqmi(1,554km)",1919,2J,Gooding and Lincoln Counties28,Kootenai County,055,Coeur d'Alene,"179,789","1,245sqmi(3,225km)",1864,K,Nez Perce County29,Latah County,057,Moscow,"40,313","1,077sqmi(2,789km)",1888,1L,Nez Perce County30,Lemhi County,059,Salmon,"8,162","4,564sqmi(11,821km)",1869,2L,Idaho County31,Lewis County,061,Nezperce,"3,715","479sqmi(1,241km)",1911,3L,Nez Perce County32,Lincoln County,063,Shoshone,"5,282","1,206sqmi(3,124km)",1895,4L,Blaine County33,Madison County,065,Rexburg,"53,881","472sqmi(1,222km)",1913,1M,Fremont County34,Minidoka County,067,Rupert,"21,955","760sqmi(1,968km)",1913,2M,Lincoln County35,Nez Perce County,069,Lewiston,"42,454","849sqmi(2,199km)",1864,N,original county36,Oneida County,071,Malad City,"4,611","1,200sqmi(3,108km)",1864,1O,original county37,Owyhee County,073,Murphy,"12,336","7,678sqmi(19,886km)",1863,2O,original county38,Payette County,075,Payette,"26,350","408sqmi(1,057km)",1917,1P,Canyon County39,Power County,077,American Falls,"7,950","1,406sqmi(3,642km)",1913,2P,"Bingham, Blaine, and Oneida Counties"40,Shoshone County,079,Wallace,"13,612","2,634sqmi(6,822km)",1864,S,original county41,Teton County,081,Driggs,"12,267","450sqmi(1,165km)",1915,1T,"Bingham, Fremont, and Madison Counties"42,Twin Falls County,083,Twin Falls,"92,243","1,925sqmi(4,986km)",1907,2T,Cassia County43,Valley County,085,Cascade,"12,241","3,733sqmi(9,668km)",1917,V,Boise and Idaho Counties44,Washington County,087,Weiser,"10,898","1,456sqmi(3,771km)",1879,W,Ada County,,,,,,,,https://www.downloadexcelfiles.com/,,,,,,,,