Stillwater County, Montana Population 2024

9,479

Stillwater County, Montana's estimated 2024 population is 9,479 with a growth rate of 1.62% in the past year according to the most recent United States census data. Stillwater County, Montana is the 25th largest county in Montana. The 2010 population was 9,112 and has seen a growth of 4.03% since that time.

Note: data after 2022 is projected based on recent change

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Year
Population
Growth
Growth Rate
202910,2341511.5%
202810,0831511.52%
20279,9321511.54%
20269,7811511.57%
20259,6301511.59%
20249,4791511.62%
20239,3281511.65%
20229,1771511.67%
20219,026290.32%
20208,997-674-6.97%
20199,6711751.84%
20189,496880.94%
20179,408590.63%
20169,349-70-0.74%
20159,4191892.05%
20149,230-20-0.22%
20139,250890.97%
20129,16180.09%
20119,153410.45%
20109,112
19906,53693816.76%
19805,59896620.85%
19704,632-894-16.18%
19605,5261102.03%
19505,416-278-4.88%
19405,694-559-8.94%
19306,253-1,377-18.05%
19207,630-2,604-25.44%
showing: 28 rows
2024 Growth Rate
1.62% (151)
County Website
Stillwater County
State
Montana
County Seat
2010 Population
9,112
Area
1797 mi²
Density
5 people/mi²
Growth Since 2010
4.03% (367)
Founded
1913

Stillwater County, Montana Population 2024

Population by Race

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Race
Population
Percentage (of total)
White8,38093.34%
Two or more races3794.22%
Other race1391.55%
Native American360.4%
Asian360.4%
Black or African American80.09%
Native Hawaiian or Pacific Islander
showing: 7 rows

White

Two or more races

Other race

Native American

Asian

Black or African American

Native Hawaiian or Pacific Islander

Stillwater County, Montana Population by Race

Stillwater County, Montana Population Pyramid 2024

Stillwater County, Montana Median Age

48

Total

48.3

Male

47.5

Female

Stillwater County, Montana Adults

There are 7,122 adults, (2,193 of whom are seniors) in Stillwater County, Montana.

Stillwater County, Montana Age Dependency

82.1

Age Dependency Ratio

44.5

Old Age Dependency Ratio

37.7

Child Dependency Ratio

Stillwater County, Montana Sex Ratio

Female4,41849.21%
Male4,56050.79%

Stillwater County, Montana Population by Age

Stillwater County, Montana Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All3,8012.3383.716.3
Married2,2372.8691.98.1
Non Family1,1981.1274.525.5
Female2943.0856.143.9
Male722.994.45.6
showing: 5 rows

2.86

Average Family Size

2.33

Average Household Size

83.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Stillwater County, Montana Households and Families

Male

Female

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

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

Stillwater County, Montana Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

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

The highest rate of bachelors degrees is among asian people with a rate of 56.52%.

Stillwater County, Montana Educational Attainment by Race

All

Male

Female

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

$47,368

Average Earnings

$66,528

Average Male

$30,854

Average Female

Stillwater County, Montana Earnings by Educational Attainment

Stillwater County, Montana Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Stillwater County, Montana Language

98.39% of Stillwater County, Montana residents speak only English, while 1.61% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 0.65% of the population.

Stillwater County, Montana Language

Stillwater County, Montana Poverty by Race

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Name
Total
In Poverty
Poverty Rate
White8,1615136.29%
Multiple37912532.98%
Hispanic3799825.86%
Other1392014.39%
Black8787.5%
Native26623.08%
showing: 6 rows

8.02%

Overall Poverty Rate

6.8%

Male Poverty Rate

9.27%

Female Poverty Rate

Poverty in Stillwater County, Montana

The race most likely to be in poverty in Stillwater County, Montana is Black, with 87.5% below the poverty level.

The race least likely to be in poverty in Stillwater County, Montana is White, with 6.29% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 1.06%. Among those working part-time, it was 11.21%, and for those that did not work, the poverty rate was 14.08%.

Stillwater County, Montana Poverty

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Rate
Poverty
Less Than 9th Grade18.18%
High School10.15%
Some College8.35%
Bachelors or Greater4.49%
showing: 4 rows

Stillwater County, Montana Poverty Rate by Education

rate

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Rate
Poverty
Female Unemployed8.33%
Male Unemployed5.88%
Female Employed4.96%
Male Employed3.91%
showing: 4 rows

Stillwater County, Montana Poverty Rate by Employment Status and Sex

Stillwater County, Montana Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

mean

median

Income by Household Type

Stillwater County, Montana Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

61.9%

Overall Marriage Rate

63.8%

Male Marriage Rate

59.8%

Female Marriage Rate

Stillwater County, Montana Married by Age and Sex

male

female

Stillwater County, Montana Marriage

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

Stillwater County, Montana Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Stillwater County, Montana Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

794

Number of Veterans

722

Male Veterans

72

Female Veterans

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Stillwater County, Montana Veterans by War

count

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Stillwater County, Montana Veterans by Age

count

Download Table Data

Enter your email below, and you'll receive this table's data in your inbox momentarily.

Stillwater County, Montana Veterans by Race

Stillwater County, Montana Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

5.42%

Veteran Poverty Rate

51.26%

Veteran Disability Rate

Stillwater County, Montana Veterans by Education

LaborForceParticipation

59.8%

Labor Force Participation

57.9%

Employment Rate

2.6%

Unemployment Rate

Stillwater County, Montana Employment by Age

LaborForceParticipation

Stillwater County, Montana Employment by Race

LaborForceParticipation

Stillwater 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

50.6%

Born in Stillwater County, Montana

98.75%

Native Born

1.25%

Foreign Born

0.28%

Non Citizen

0.97%

Naturalized

Place of Birth

98.75% of Stillwater County, Montana residents were born in the United States, with 50.6% having been born in Montana. 0.28% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Europe.

Stillwater County, Montana Place of Birth

Sources