Total Population in Idaho

ACS 2024 5-Year Estimates

Total Population
1,934,262
Rank #39 of 52
25th %ile

How Idaho Compares

Idaho
1,934,262
National
330M
99.4% below

State Ranking

Rank State Value
#36 Mississippi 2,946,779
#37 New Mexico 2,120,246
#38 Nebraska 1,978,707
#39 Idaho 1,934,262
#40 West Virginia 1,778,373
#41 Hawaii 1,445,235
#42 New Hampshire 1,394,868
View full state ranking →

Highest Population Counties in Idaho

# County Population
1 Ada County 518,935
2 Canyon County 250,790
3 Kootenai County 181,996
4 Bonneville County 129,523
5 Twin Falls County 93,734
6 Bannock County 89,454
7 Madison County 54,618
8 Bonner County 51,049
9 Bingham County 49,664
10 Nez Perce County 42,697

Lowest Population Counties in Idaho

# County Population
44 Clark County 849
43 Camas County 1,124
42 Butte County 2,684
41 Lewis County 3,682
40 Custer County 4,470
39 Adams County 4,744
38 Oneida County 4,768
37 Lincoln County 5,358
36 Bear Lake County 6,650
35 Caribou County 7,162

Total Population in Idaho

Idaho has a total population of 1,934,262, ranking #39 of 52 among all 52 states and territories. This is 99.4% below the national value of 330M.

Across Idaho's 44 counties, total population ranges from 849 to 518,935. The county with the highest value is Ada County at 518,935.

Total population count from the American Community Survey.

About this data

Source: U.S. Census Bureau, American Community Survey 5-Year Estimates (2024). All values are estimates derived from survey samples and are subject to margin of error. For more information, see our methodology.