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Idaho

State in USA

Contents: Subdivision

The population development in Idaho as well as related information and services (Wikipedia, Google, images).

The Details icon links to further information about a selected division including its population structure (gender, age groups, age distribution, urbanization, »race«, ethnicity).

NameStatusPopulation
Census
1990-04-01		Population
Census
2000-04-01		Population
Census
2010-04-01		Population
Census
2020-04-01		Population
Estimate
2025-07-01
IdahoState1,006,7491,293,9531,567,5821,839,1232,029,733
AdaCounty205,775300,904392,365494,966546,141
AdamsCounty3,2543,4763,9764,3785,013
BannockCounty66,02675,56582,83987,02391,591
Bear LakeCounty6,0846,4115,9866,3676,727
BenewahCounty7,9379,1719,2859,53510,508
BinghamCounty37,58341,73545,60747,98751,153
BlaineCounty13,55218,99121,37624,27125,517
BoiseCounty3,5096,6707,0287,6128,545
BonnerCounty26,62236,83540,87747,11454,420
BonnevilleCounty72,20782,522104,234123,959135,771
BoundaryCounty8,3329,87110,97212,05913,997
ButteCounty2,9182,8992,8912,5732,783
CamasCounty7279911,1171,0721,316
CanyonCounty90,076131,441188,923231,107275,123
CaribouCounty6,9637,3046,9637,0277,252
CassiaCounty19,53221,41622,95224,68826,397
ClarkCounty7621,022982788783
ClearwaterCounty8,5058,9308,7618,7359,118
CusterCounty4,1334,3424,3684,2774,636
ElmoreCounty21,20529,13027,03828,66529,465
FranklinCounty9,23211,32912,78614,19615,889
FremontCounty10,93711,81913,24213,38714,208
GemCounty11,84415,18116,71919,12821,773
GoodingCounty11,63314,15515,46415,60016,446
IdahoCounty13,78315,51116,26716,54517,874
JeffersonCounty16,54319,15526,14030,89135,297
JeromeCounty15,13818,34222,37424,24126,362
KootenaiCounty69,795108,685138,494171,366191,864
LatahCounty30,61734,93537,24439,52141,842
LemhiCounty6,8997,8067,9367,9728,474
LewisCounty3,5163,7473,8213,5333,704
LincolnCounty3,3084,0445,2085,1295,603
MadisonCounty23,67427,46737,53652,91355,172
MinidokaCounty19,36120,17420,06921,58422,911
Nez PerceCounty33,75437,41039,26542,08942,905
OneidaCounty3,4924,1254,2864,5655,085
OwyheeCounty8,39210,64411,52611,91212,661
PayetteCounty16,43420,57822,62325,37827,824
PowerCounty7,0867,5387,8177,8778,246
ShoshoneCounty13,93113,77112,76513,16714,130
TetonCounty3,4395,99910,17011,63713,254
Twin FallsCounty53,58064,28477,23090,05097,539
ValleyCounty6,1097,6519,86211,74312,831
WashingtonCounty8,5509,97710,19810,49611,583
USA [United States of America]Federal Republic248,709,873281,421,906308,745,538331,516,113341,784,857

Source: U.S. Census Bureau.

Explanation: Latest available rebased total population figures are tabulated.

Further information about the population structure:

Gender (E 2024)
Males1,007,099
Females994,520
Age Groups (E 2024)
0-17 years468,447
18-64 years1,178,765
65+ years354,407
Age Distribution (E 2024)
80+ years73,599
70-79 years166,348
60-69 years232,792
50-59 years218,895
40-49 years251,234
30-39 years262,250
20-29 years264,585
10-19 years289,019
0-9 years242,897
Urbanization (C 2020)
Rural565,669
Urban1,273,437
»Race« (C 2020)
White1,510,360
Black/African American15,726
Indigenous25,621
Asian26,836
Pacific Islander3,726
Some other103,632
2 or more153,205
Ethnicity (C 2020)
Hispanic or Latino239,407
Other1,599,699

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