Sheridan County, Montana Population 2024

3,441

Sheridan County, Montana's estimated 2024 population is 3,441 with a growth rate of -1.63% in the past year according to the most recent United States census data. Sheridan County, Montana is the 41st largest county in Montana. The 2010 population was 3,368 and has seen a growth of 2.17% since that time.

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
20293,156-57-1.77%
20283,213-57-1.74%
20273,270-57-1.71%
20263,327-57-1.68%
20253,384-57-1.66%
20243,441-57-1.63%
20233,498-57-1.6%
20223,555-21-0.59%
20213,576361.02%
20203,5402226.69%
20193,318-61-1.81%
20183,379-82-2.37%
20173,461-148-4.1%
20163,609-64-1.74%
20153,673120.33%
20143,661350.97%
20133,626772.17%
20123,5491313.83%
20113,418501.48%
20103,36800%
19904,732-682-12.6%
19805,414-365-6.32%
19705,779-679-10.51%
19606,458-216-3.24%
19506,674-1,140-14.59%
19407,814-2,055-20.82%
19309,869-3,978-28.73%
192013,84710,691338.75%
2024 Growth Rate
-1.63% (-57)
County Website
Sheridan County
State
Montana
County Seat
Plentywood
2020 Population
3,540
Area
1677 mi²
Density
2 people/mi²
Growth Since 2020
-2.8% (-99)
Founded
March 11, 1913

Population by Race

Race
Population
Percentage (of total)
White3,43392.78%
Two or more races1855%
Native American571.54%
Other race170.46%
Native Hawaiian or Pacific Islander70.19%
Asian10.03%
Black or African American00%

White

Two or more races

Native American

Other race

Native Hawaiian or Pacific Islander

Asian

Black or African American

Sheridan County, Montana Population by Race

Sheridan County, Montana Population Pyramid 2024

Sheridan County, Montana Median Age

43.8

Total

43.7

Male

43.8

Female

Sheridan County, Montana Adults

There are 2,895 adults, (834 of whom are seniors) in Sheridan County, Montana.

Sheridan County, Montana Age Dependency

79.5

Age Dependency Ratio

40.5

Old Age Dependency Ratio

39.1

Child Dependency Ratio

Sheridan County, Montana Sex Ratio

Female1,75547.43%
Male1,94552.57%

Sheridan County, Montana Population by Age

Sheridan County, Montana Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All1,4392.577.322.7
Married7663.2679.420.6
Non Family5601.275.524.5
Female703.2762.937.1
Male434.678614

3.23

Average Family Size

2.5

Average Household Size

77.3%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Sheridan County, Montana Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade1746.58%
Associates Degree1656.24%
Bachelors Degree45817.33%
Graduate Degree2168.17%
High School Graduate89333.79%
Less Than 9th Grade782.95%
Some College65924.93%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Sheridan County, Montana Educational Attainment by Sex (over 25)

Sheridan County, Montana Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White2,4342,201649
2+ Races12010422
Hispanic73733
Other Race17173
Native American17140
Asian110

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

The highest rate of bachelors degrees is among white people with a rate of 26.66%.

Sheridan County, Montana Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$48,796$58,750$48,100
Graduate Degree$57,083$77,321$46,167
High School Graduate$27,321$36,417$21,538
Less Than 9th Grade$24,712$0$0
Overall$39,444$52,143$32,939
Some College$41,591$50,000$35,500

$39,444

Average Earnings

$52,143

Average Male

$32,939

Average Female

Sheridan County, Montana Earnings by Educational Attainment

Sheridan County, Montana Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Sheridan County, Montana Language

99.54% of Sheridan County, Montana residents speak only English, while 0.46% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 0.23% of the population.

Sheridan County, Montana Language

Sheridan County, Montana Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
White3,2632818.61%
Multiple1856032.43%
Hispanic1685130.36%
Other17635.29%

9.84%

Overall Poverty Rate

8.73%

Male Poverty Rate

11.07%

Female Poverty Rate

Poverty in Sheridan County, Montana

The race most likely to be in poverty in Sheridan County, Montana is Other, with 35.29% below the poverty level.

The race least likely to be in poverty in Sheridan County, Montana is White, with 8.61% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2%. Among those working part-time, it was 15.44%, and for those that did not work, the poverty rate was 16.67%.

Sheridan County, Montana Poverty

rate

Rate
Poverty
Less Than 9th Grade25.52%
High School13.74%
Some College8.19%
Bachelors or Greater4.22%

Sheridan County, Montana Poverty Rate by Education

rate

Rate
Poverty
Female Employed9.44%
Male Employed4.69%
Male Unemployed3.57%
Female Unemployed0%

Sheridan County, Montana Poverty Rate by Employment Status and Sex

Sheridan County, Montana Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$88,510$119,513
Households$67,457$103,394
Married Families$93,173$-999,999,999
Non Families$34,461$76,908

mean

median

Income by Household Type

Sheridan County, Montana Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

51.3%

Overall Marriage Rate

51.1%

Male Marriage Rate

51.5%

Female Marriage Rate

Sheridan County, Montana Married by Age and Sex

male

female

Sheridan County, Montana Marriage

The age group where males are most likely to be married is 45-54, while the female age group most likely to be married is 35-44.

Sheridan County, Montana Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Sheridan County, Montana Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

247

Number of Veterans

241

Male Veterans

6

Female Veterans

War
Veterans
Vietnam131
First Gulf War47
Second Gulf War28
Korea21
World War II0

Sheridan County, Montana Veterans by War

count

Age Group
Veterans
65 to 7496
75+70
35 to 5453
55 to 6425
18 to 343

Sheridan County, Montana Veterans by Age

count

Name
Veterans
% of Total
White2448.96%
Other Race317.65%
Hispanic32.59%

Sheridan County, Montana Veterans by Race

Sheridan County, Montana Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

3.28%

Veteran Poverty Rate

28.69%

Veteran Disability Rate

Sheridan County, Montana Veterans by Education

LaborForceParticipation

61.1%

Labor Force Participation

60%

Employment Rate

1.5%

Unemployment Rate

Sheridan County, Montana Employment by Age

LaborForceParticipation

Sheridan County, Montana Employment by Race

LaborForceParticipation

Sheridan 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

53.95%

Born in Sheridan County, Montana

98.3%

Native Born

1.7%

Foreign Born

0.89%

Non Citizen

0.81%

Naturalized

Place of Birth

98.3% of Sheridan County, Montana residents were born in the United States, with 53.95% having been born in Montana. 0.89% of residents are not US citizens. Of those not born in the United States, the largest percentage are from North America.

Sheridan County, Montana Place of Birth

Sources