Ranking of Idaho Counties By Population in 2014

Updated on January 28, 2024.

Based on the US Census Vintage data estimates, in 2014, the Population for Idaho was 1.63M. Among all Idaho counties, Ada County had the highest population (425.77K), followed by Canyon County (202.54K), and Kootenai County (146.69K).

The chart below shows the top 10 counties, and the table below shows the ranking of all Idaho counties.

You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.

See this for other years:
Ranking of Idaho Counties By Population in 2014
Ada
Canyon
Kootenai
Bonneville
Bannock
Twin Falls
Bingham
Bonner
Nez Perce
Latah
Ranking of Idaho Counties By Population in 2014
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Rank County Population
1 Ada County 425774
2 Canyon County 202542
3 Kootenai County 146687
4 Bonneville County 108285
5 Bannock County 83587
6 Twin Falls County 81019
7 Bingham County 45226
8 Bonner County 41330
9 Nez Perce County 39873
10 Latah County 38570
11 Madison County 38005
12 Jefferson County 26948
13 Elmore County 26257
14 Cassia County 23503
15 Jerome County 22918
16 Payette County 22790
17 Blaine County 21471
18 Minidoka County 20340
19 Gem County 16665
20 Idaho County 16285
21 Gooding County 15080
22 Franklin County 12924
23 Fremont County 12815
24 Shoshone County 12380
25 Owyhee County 11292
26 Boundary County 10963
27 Teton County 10450
28 Washington County 9956
29 Valley County 9805
30 Benewah County 9035
31 Clearwater County 8564
32 Power County 7734
33 Lemhi County 7728
34 Caribou County 6793
35 Boise County 6780
36 Bear Lake County 5931
37 Lincoln County 5336
38 Oneida County 4177
39 Custer County 4134
40 Adams County 3884
41 Lewis County 3813
42 Butte County 2658
43 Camas County 1052
44 Clark County 889