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Montana

State in USA

Contents: Subdivision

The population development in Montana 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
MontanaState799,065902,195989,4151,084,2211,144,694
BeaverheadCounty8,4249,2029,2469,36810,043
Big HornCounty11,33712,67112,86513,12212,752
BlaineCounty6,7287,0096,4917,0466,860
BroadwaterCounty3,3184,3855,6126,7758,493
CarbonCounty8,0809,55210,07810,47611,466
CarterCounty1,5031,3601,1601,4131,383
CascadeCounty77,69180,35781,32784,41785,029
ChouteauCounty5,4525,9705,8135,9115,865
CusterCounty11,69711,69611,69911,86212,034
DanielsCounty2,2662,0171,7511,6531,612
DawsonCounty9,5059,0598,9668,9418,692
Deer LodgeCounty10,3309,4179,2989,4279,709
FallonCounty3,1032,8372,8903,0492,959
FergusCounty12,08311,89311,58611,44711,825
FlatheadCounty59,21874,47190,928104,353115,429
GallatinCounty50,46367,83189,513118,957128,740
GarfieldCounty1,5891,2791,2061,1701,148
GlacierCounty12,12113,24713,39913,77313,463
Golden ValleyCounty9121,042884826844
GraniteCounty2,5482,8303,0793,3033,658
HillCounty17,65416,67316,09616,28716,167
JeffersonCounty7,93910,04911,40612,08113,329
Judith BasinCounty2,2822,3292,0722,0212,162
LakeCounty21,04126,50728,74631,13533,392
Lewis and ClarkCounty47,49555,71663,39570,97175,331
LibertyCounty2,2952,1582,3391,9581,957
LincolnCounty17,48118,83719,68719,67522,328
MadisonCounty5,9896,8517,6918,62210,026
McConeCounty2,2761,9771,7341,7281,720
MeagherCounty1,8191,9321,8911,9262,137
MineralCounty3,3153,8844,2234,5305,185
MissoulaCounty78,68795,802109,299117,927123,513
MusselshellCounty4,1064,4974,5384,7345,582
ParkCounty14,56215,69415,63617,19518,214
PetroleumCounty519493494498548
PhillipsCounty5,1634,6014,2534,2164,203
PonderaCounty6,4336,4246,1535,9086,072
Powder RiverCounty2,0901,8581,7431,6951,781
PowellCounty6,6207,1807,0276,9437,157
PrairieCounty1,3831,1991,1791,0941,112
RavalliCounty25,01036,07040,21244,17548,582
RichlandCounty10,7169,6679,74611,48811,377
RooseveltCounty10,99910,62010,42510,80410,242
RosebudCounty10,5059,3839,2338,3358,253
SandersCounty8,66910,22711,41312,39514,062
SheridanCounty4,7324,1053,3843,5473,436
Silver BowCounty33,94134,60634,20035,13036,118
StillwaterCounty6,5368,1959,1178,9609,445
Sweet GrassCounty3,1543,6093,6513,6813,762
TetonCounty6,2716,4456,0736,2266,496
TooleCounty5,0465,2675,3244,9705,211
TreasureCounty874861718760728
ValleyCounty8,2397,6757,3697,5847,385
WheatlandCounty2,2462,2592,1682,0702,100
WibauxCounty1,1911,0681,017937885
YellowstoneCounty113,419129,352147,972164,726172,692
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)
Males576,220
Females561,013
Age Groups (E 2024)
0-17 years232,655
18-64 years665,227
65+ years239,351
Age Distribution (E 2024)
80+ years49,910
70-79 years112,974
60-69 years151,857
50-59 years124,716
40-49 years140,528
30-39 years149,746
20-29 years147,705
10-19 years138,491
0-9 years121,306
Urbanization (C 2020)
Rural505,048
Urban579,177
»Race« (C 2020)
White916,524
Black/African American5,484
Indigenous67,612
Asian8,300
Pacific Islander941
Some other14,089
2 or more71,275
Ethnicity (C 2020)
Hispanic or Latino45,199
Other1,039,026

See also: