Population Characteristics - Population
(2010 - 2022)
To resort data: click column headings. To download
data: click here.
County Name | Change (%) Rank | Change (%) | Population 2010 | Population 2022 | Change (Number) |
Madison | 1 | 46.5% | 37,536 | 54,976 | 17,440 |
Canyon | 2 | 32.9% | 188,923 | 251,065 | 62,142 |
Kootenai | 3 | 32.6% | 138,494 | 183,578 | 45,084 |
Ada | 4 | 32.3% | 392,365 | 518,907 | 126,542 |
Jefferson | 5 | 27.9% | 26,140 | 33,428 | 7,288 |
Valley | 6 | 26.4% | 9,862 | 12,464 | 2,602 |
Bonner | 7 | 25.8% | 40,877 | 51,414 | 10,537 |
Bonneville | 8 | 24.2% | 104,234 | 129,496 | 25,262 |
Teton | 9 | 23.3% | 10,170 | 12,544 | 2,374 |
Gem | 10 | 22.1% | 16,719 | 20,418 | 3,699 |
Boundary | 11 | 21.6% | 10,972 | 13,345 | 2,373 |
Twin Falls | 12 | 21.3% | 77,230 | 93,696 | 16,466 |
Adams | 13 | 21.2% | 3,976 | 4,817 | 841 |
Payette | 14 | 19.2% | 22,623 | 26,956 | 4,333 |
Franklin | 15 | 18.8% | 12,786 | 15,189 | 2,403 |
Boise | 16 | 18.6% | 7,028 | 8,333 | 1,305 |
Blaine | 17 | 16.3% | 21,376 | 24,866 | 3,490 |
Jerome | 18 | 13.1% | 22,374 | 25,311 | 2,937 |
Bear Lake | 19 | 12.3% | 5,986 | 6,722 | 736 |
Cassia | 20 | 11.8% | 22,952 | 25,655 | 2,703 |
Benewah | 21 | 11.7% | 9,285 | 10,370 | 1,085 |
Minidoka | 22 | 10.6% | 20,069 | 22,194 | 2,125 |
Latah | 23 | 10.0% | 37,244 | 40,978 | 3,734 |
Oneida | 24 | 9.9% | 4,286 | 4,712 | 426 |
Shoshone | 25 | 9.8% | 12,765 | 14,012 | 1,247 |
Nez Perce | 26 | 9.5% | 39,265 | 43,004 | 3,739 |
Bingham | 27 | 9.5% | 45,607 | 49,923 | 4,316 |
Owyhee | 28 | 9.4% | 11,526 | 12,613 | 1,087 |
Elmore | 29 | 8.7% | 27,038 | 29,403 | 2,365 |
Washington | 30 | 8.7% | 10,198 | 11,087 | 889 |
Idaho | 31 | 8.2% | 16,267 | 17,593 | 1,326 |
Bannock | 32 | 8.1% | 82,839 | 89,517 | 6,678 |
Fremont | 33 | 5.6% | 13,242 | 13,978 | 736 |
Lemhi | 34 | 3.8% | 7,936 | 8,240 | 304 |
Caribou | 35 | 3.3% | 6,963 | 7,190 | 227 |
Camas | 36 | 3.2% | 1,117 | 1,153 | 36 |
Power | 37 | 3.2% | 7,817 | 8,068 | 251 |
Custer | 38 | 3.2% | 4,368 | 4,506 | 138 |
Clearwater | 39 | 2.9% | 8,761 | 9,015 | 254 |
Lincoln | 40 | 2.3% | 5,208 | 5,329 | 121 |
Gooding | 41 | 1.6% | 15,464 | 15,715 | 251 |
Lewis | 42 | -1.5% | 3,821 | 3,763 | -58 |
Butte | 43 | -7.2% | 2,891 | 2,684 | -207 |
Clark | 44 | -17.9% | 982 | 806 | -176 |
Source: 1970 & 1980: U.S. Bureau of the Census, County Population Census Counts, (https://www.census.gov/programs-surveys/decennial-census/decade/decennial-publications.1970.html); 2001-2009, 2011-2022: U.S. Bureau of the Census, Population Estimates Program, (https://www.census.gov/programs-surveys/popest/data/tables.html); 1990, 2000, 2010: U.S. Bureau of the Census, Explore Census Data, (https://data.census.gov/cedsci/); DATE LAST UPDATED: April 12, 2023.
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