Population of Montana 2021
With a population of 1,062,305 (2018 estimate), Montana is one of the most populous states in the United States. In addition, Montana is the third lowest population density in the United States after the states of Alaska and Wyoming. Since the 1980s, the region has experienced immigration from retirees and nature lovers, while younger people and long-established farming families often migrate.
89.9% of the population is white (87.5% non-Latin American whites), followed by Native Americans (Indians) at 6.4%. Hispanics make up 3.1%.
The twelve Indian tribes are the Kootenai, Blackfoot, Assiniboine, Northern Cheyenne, Salish and Anishinabe, Cree, Pend d’Oreille, Gros Ventre, Chippewa, Sioux, Crow. Around two thirds of them now live on reservations. Between 2000 and 2010, the Native American population grew by 18%.
The religious communities with the largest number of members in 2000 were the Catholic Church with 169,250, the Evangelical Lutheran Church in America with 50,287 and the Church of Jesus Christ of Latter-day Saints (Mormons) with 32,726 followers.
Top Counties by Population in Montana
|Rank||County Name||Population||Population Density (per km²)|
|6||Lewis and Clark County||69,443||7.75|
|8||Silver Bow County||34,926||18.78|
|14||Big Horn County||13,293||1.03|
|25||Deer Lodge County||9,161||4.80|
|39||Sweet Grass County||3,721||0.77|
|45||Judith Basin County||2,002||0.41|
|48||Powder River County||1,727||0.20|
|54||Golden Valley County||863||0.28|