Map of Idaho state with Counties
Atlas US > Rocky Mountain > Idaho
Map of Idaho counties
Idaho state map with cities and counties. Detailed map of Idaho state with county border
List of Idaho counties
Rank County Population 1 Ada County 481,587
2 Canyon County 229,849
3 Kootenai County 165,697
4 Bonneville County 119,062
5 Bannock County 87,808
6 Twin Falls County 86,878
7 Bingham County 46,811
8 Bonner County 45,739
9 Nez Perce County 40,408
10 Latah County 40,108
11 Madison County 39,907
12 Jefferson County 29,871
13 Elmore County 27,511
14 Jerome County 24,412
15 Cassia County 24,030
16 Payette County 23,951
17 Blaine County 23,021
18 Minidoka County 21,039
19 Gem County 18,112
20 Idaho County 16,667
21 Gooding County 15,179
22 Franklin County 13,876
23 Fremont County 13,099
24 Shoshone County 12,882
25 Boundary County 12,245
26 Teton County 12,142
27 Owyhee County 11,823
28 Valley County 11,392
29 Washington County 10,194
30 Benewah County 9,298
31 Clearwater County 8,756
32 Lemhi County 8,027
33 Boise County 7,831
34 Power County 7,681
35 Caribou County 7,155
36 Bear Lake County 6,125
37 Lincoln County 5,366
38 Oneida County 4,531
39 Custer County 4,315
40 Adams County 4,294
41 Lewis County 3,838
42 Butte County 2,597
43 Camas County 1,106
44 Clark County 845