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Idaho / Counties by Population

Idaho Counties by Population

The data is from the US Census. Below are 44 Idaho counties ranked 1 through 44. You can copy and paste this list directly into your favorite spreadsheet program. Don't you just adore lovely numbers listed nicely in columns & rows? We do!

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Rank County Population
1 Ada County 444,028
2 Canyon County 211,698
3 Kootenai County 154,311
4 Bonneville County 112,232
5 Bannock County 84,377
6 Twin Falls County 83,514
7 Bingham County 45,201
8 Bonner County 42,536
9 Nez Perce County 40,369
10 Latah County 39,196
11 Madison County 39,048
12 Jefferson County 27,839
13 Elmore County 26,018
14 Cassia County 23,504
15 Payette County 23,026
16 Jerome County 22,994
17 Blaine County 21,791
18 Minidoka County 20,616
19 Gem County 17,184
20 Idaho County 16,156
21 Gooding County 15,185
22 Franklin County 13,406
23 Fremont County 12,943
24 Shoshone County 12,452
25 Boundary County 11,681
26 Owyhee County 11,389
27 Teton County 10,960
28 Valley County 10,496
29 Washington County 10,172
30 Benewah County 9,092
31 Clearwater County 8,497
32 Lemhi County 7,723
33 Power County 7,654
34 Boise County 7,124
35 Caribou County 6,887
36 Bear Lake County 5,945
37 Lincoln County 5,271
38 Oneida County 4,343
39 Custer County 4,096
40 Adams County 3,900
41 Lewis County 3,853
42 Butte County 2,501
43 Camas County 1,072
44 Clark County 860

United States Census Bureau / American FactFinder. "Annual Estimates of the Resident Population: April 1, 2010 to July 1, 2016". 2016 Population Estimates Program. Web. March 2017. http://factfinder2.census.gov.

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