Population Change for Counties in Idaho - 2010 to 2022

of the 44 Counties in Idaho the fastest growing County is Madison County with 40.97% growth. The County lowest growth is Clark County with -19.55% growth.

Map List Related

Idaho Population Change Map

< -15%
-15% to -5%
-5% to 0%
0% to 5%
5% to 15%
> 15%

List of Counties in Idaho With Population Percentage Change

Map KeyNamePopulation ChangePopulation
Ada County26.15%394,961
Adams County10.14%3,976
Bannock County5.04%82,584
Bear Lake County6.45%5,977
Benewah County2.64%9,247
Bingham County5.23%45,312
Blaine County13.55%21,323
Boise County8.28%7,014
Bonner County15.25%40,806
Bonneville County18.93%104,177
Boundary County9.88%10,857
Butte County-10.97%2,828
Camas County-3.58%1,276
Canyon County22.33%189,396
Caribou County0.92%6,872
Cassia County7.42%22,813
Clark County-19.55%780
Clearwater County-0.31%8,679
Custer County-2.13%4,338
Elmore County6.02%26,655
Franklin County11.01%12,739
Fremont County1.1%13,123
Gem County14.38%16,768
Gooding County0.87%15,327
Idaho County1.68%16,215
Jefferson County18.18%25,940
Jerome County8.33%22,140
Kootenai County23.73%139,083
Latah County6.1%37,365
Lemhi County0.48%7,892
Lewis County-7.54%3,818
Lincoln County-1.56%5,167
Madison County40.97%37,311
Minidoka County7.69%19,909
Nez Perce County7.19%39,226
Oneida County6.49%4,236
Owyhee County3.36%11,479
Payette County12.21%22,614
Power County0.78%7,717
Shoshone County3.16%12,797
Teton County14.36%10,007
Twin Falls County16.59%77,122
Valley County19.1%9,793
Washington County2.96%10,144

Related Maps and Data:

2025 zipdatamaps.com