Idaho County Map

Idaho County Map

Related Links:

Map of Idaho Map of Idaho Cities

This Idaho county map shows all 44 counties and their names. Listed below are the county details with population, housing units, and the area of each county in Idaho. Three counties were actually first selected as Washington state counties, but were later changed back to Idaho counties in 1861.

County Idaho County Population Housing Units Area (sq. mi.)
Ada County 300904 118516 1055
Adams County 3476 1982 1365
Bannock County 75565 29102 1113
Bear Lake County 6411 3268 971
Benewah County 9171 4238 776
Bingham County 41735 14303 2095
Blaine County 18991 12186 2645
Boise County 6670 4349 1902
Bonner County 36835 19646 1738
Bonneville County 82522 30484 1868
Boundary County 9871 4095 1269
Butte County 2899 1290 2233
Camas County 991 601 1075
Canyon County 131441 47965 590
Caribou County 7304 3188 1766
Cassia County 21416 7862 2566
Clark County 1022 521 1765
Clearwater County 8930 4144 2461
Custer County 4342 2983 4925
Elmore County 29130 10527 3078
Franklin County 11329 3872 665
Fremont County 11819 6890 1867
Gem County 15181 5888 563
Gooding County 14155 5505 731
Idaho County 15511 7537 8485
Jefferson County 19155 6287 1095
Jerome County 18342 6713 600
Kootenai County 108685 46607 1245
Latah County 34935 13838 1077
Lemhi County 7806 4154 4564
Lewis County 3747 1795 479
Lincoln County 4044 1651 1206
Madison County 27467 7630 472
Minidoka County 20174 7498 760
Nez Perce County 37410 16203 849
Oneida County 4125 1755 1200
Owyhee County 10644 4452 7678
Payette County 20578 7949 408
Power County 7538 2844 1406
Shoshone County 13771 7057 2634
Teton County 5999 2632 450
Twin Falls County 64284 25595 1925
Valley County 7651 8084 3678
Washington County 9977 4138 1456