Big Horn County, Montana Population 2024

12,676

Big Horn County, Montana's estimated 2024 population is 12,676 with a growth rate of -0.59% in the past year according to the most recent United States census data. Big Horn County, Montana is the 16th largest county in Montana. The 2010 population was 12,912 and has seen a growth of -1.83% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202912,301-75-0.61%
202812,376-75-0.6%
202712,451-75-0.6%
202612,526-75-0.6%
202512,601-75-0.59%
202412,676-75-0.59%
202312,751-75-0.58%
202212,826-67-0.52%
202112,893-187-1.43%
202013,080-168-1.27%
201913,248-57-0.43%
201813,305-149-1.11%
201713,454160.12%
201613,4381280.96%
201513,310-31-0.23%
201413,3412271.73%
201313,1141180.91%
201212,996-62-0.47%
201113,0581461.13%
201012,91200%
199011,3372412.17%
198011,0961,03910.33%
197010,057500.5%
196010,0071831.86%
19509,824-595-5.71%
194010,4191,87621.96%
19308,5431,52821.78%
19207,015-5,286-42.97%
2024 Growth Rate
-0.59% (-75)
County Website
Big Horn County
State
Montana
County Seat
Hardin
2020 Population
13,080
Area
4998 mi²
Density
3 people/mi²
Growth Since 2020
-3.09% (-404)
Founded
January 13, 1913

Population by Race

Race
Population
Percentage (of total)
Native American8,52565.13%
White3,83529.3%
Two or more races7025.36%
Asian280.21%
Black or African American00%
Native Hawaiian or Pacific Islander00%
Other race00%

Native American

White

Two or more races

Asian

Black or African American

Native Hawaiian or Pacific Islander

Other race

Big Horn County, Montana Population by Race

Big Horn County, Montana Population Pyramid 2024

Big Horn County, Montana Median Age

31.6

Total

29.9

Male

33

Female

Big Horn County, Montana Adults

There are 8,769 adults, (1,703 of whom are seniors) in Big Horn County, Montana.

Big Horn County, Montana Age Dependency

85.3

Age Dependency Ratio

24.1

Old Age Dependency Ratio

61.2

Child Dependency Ratio

Big Horn County, Montana Sex Ratio

Female6,59250.36%
Male6,49849.64%

Big Horn County, Montana Population by Age

Big Horn County, Montana Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All3,6223.5666.633.4
Married1,6334.2876.223.8
Non Family1,0961.2362.737.3
Female6255.155.544.5
Male2685.135050

4.42

Average Family Size

3.56

Average Household Size

66.6%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Big Horn County, Montana Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade6158.28%
Associates Degree88811.95%
Bachelors Degree91812.35%
Graduate Degree5557.47%
High School Graduate2,44432.88%
Less Than 9th Grade1802.42%
Some College1,83224.65%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Big Horn County, Montana Educational Attainment by Sex (over 25)

Big Horn County, Montana Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
Native American4,2693,614524
White2,6172,494837
2+ Races33832193
Hispanic30528911
Asian282819

The highest rate of high school graduation is among asian people with a rate of 100%.

The highest rate of bachelors degrees is among asian people with a rate of 67.86%.

Big Horn County, Montana Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$52,692$75,144$50,813
Graduate Degree$63,309$71,053$54,118
High School Graduate$32,699$33,421$32,279
Less Than 9th Grade$22,417$20,000$29,408
Overall$37,920$39,549$35,000
Some College$32,686$39,157$30,477

$37,920

Average Earnings

$39,549

Average Male

$35,000

Average Female

Big Horn County, Montana Earnings by Educational Attainment

Big Horn County, Montana Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Big Horn County, Montana Language

75.26% of Big Horn County, Montana residents speak only English, while 24.74% speak other languages. The non-English language spoken by the largest group is Other languages, which is spoken by 23.03% of the population.

Big Horn County, Montana Language

Big Horn County, Montana Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
Native8,3242,64131.73%
Multiple68534850.8%
Hispanic81832139.24%
White3,3542397.13%

25.73%

Overall Poverty Rate

23.73%

Male Poverty Rate

27.7%

Female Poverty Rate

Poverty in Big Horn County, Montana

The race most likely to be in poverty in Big Horn County, Montana is Multiple, with 50.8% below the poverty level.

The race least likely to be in poverty in Big Horn County, Montana is White, with 7.13% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 8.02%. Among those working part-time, it was 19.82%, and for those that did not work, the poverty rate was 38.83%.

Big Horn County, Montana Poverty

rate

Rate
Poverty
Less Than 9th Grade46.4%
High School20.2%
Some College19.26%
Bachelors or Greater7.42%

Big Horn County, Montana Poverty Rate by Education

rate

Rate
Poverty
Male Unemployed49.71%
Female Unemployed39.01%
Female Employed14.77%
Male Employed6.11%

Big Horn County, Montana Poverty Rate by Employment Status and Sex

Big Horn County, Montana Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$59,188$79,470
Households$52,463$68,470
Married Families$83,661$-999,999,999
Non Families$24,881$38,487

mean

median

Income by Household Type

Big Horn County, Montana Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

39.9%

Overall Marriage Rate

40.0%

Male Marriage Rate

39.8%

Female Marriage Rate

Big Horn County, Montana Married by Age and Sex

male

female

Big Horn County, Montana Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 55-64.

Big Horn County, Montana Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Big Horn County, Montana Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

484

Number of Veterans

473

Male Veterans

11

Female Veterans

War
Veterans
Vietnam209
Second Gulf War57
Korea56
First Gulf War45
World War II0

Big Horn County, Montana Veterans by War

count

Age Group
Veterans
65 to 74163
75+151
55 to 6476
35 to 5463
18 to 3431

Big Horn County, Montana Veterans by Age

count

Name
Veterans
% of Total
White2788.94%
Native American1983.87%
Hispanic173.63%
2+ Races81.55%

Big Horn County, Montana Veterans by Race

Big Horn County, Montana Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

19.21%

Veteran Poverty Rate

26.86%

Veteran Disability Rate

Big Horn County, Montana Veterans by Education

LaborForceParticipation

59.6%

Labor Force Participation

50.7%

Employment Rate

15%

Unemployment Rate

Big Horn County, Montana Employment by Age

LaborForceParticipation

Big Horn County, Montana Employment by Race

LaborForceParticipation

Big Horn County, Montana Employment by Education

Origin of Non-Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

76.85%

Born in Big Horn County, Montana

99.17%

Native Born

0.83%

Foreign Born

0.25%

Non Citizen

0.57%

Naturalized

Place of Birth

99.17% of Big Horn County, Montana residents were born in the United States, with 76.85% having been born in Montana. 0.25% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Big Horn County, Montana Place of Birth

Sources