Stillwater County, Montana Population 2022

Stillwater County, Montana's estimated population is 10,119 with a growth rate of 1.60% in the past year according to the most recent United States census data. Stillwater County, Montana is the 23rd largest county in Montana. The 2010 Population was 9,114 and has seen a growth of 11.03% since this time.

Note: 2021 and 2022 data is projected
Year Population Growth Annual Growth Rate
19207,6300.00%
19306,253-1,377-18.05%
19405,694-559-8.94%
19505,416-278-4.88%
19605,5261102.03%
19704,632-894-16.18%
19805,59896620.85%
19906,53693816.76%
20109,1142,57839.44%
20119,156420.46%
20129,166100.11%
20139,255890.97%
20149,235-20-0.22%
20159,4251902.06%
20169,360-65-0.69%
20179,419590.63%
20189,483640.68%
20199,6421591.68%
20209,8011591.65%
20219,9601591.62%
202210,1191591.60%
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Stillwater County, Montana Population Growth

Population by Race

Race Population Percentage
White9,16295.82%
Black or African American70.07%
American Indian and Alaska Native1091.14%
Asian180.19%
Some Other Race240.25%
Two or More Races2422.53%
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Stillwater County, Montana Population by Race

Stillwater County, Montana Population Pyramid 2022

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Stillwater County, Montana Median Age

47.5


Total

47.5


Male

47.5


Female

Stillwater County, Montana Adults

There are 7,515 adults, (2,189 of whom are seniors) in Stillwater County, Montana.

Stillwater County, Montana Age Dependency

Age Dependency Ratio

41.1

Old Age Dependency Ratio

38.4

Child Dependency Ratio

Stillwater County, Montana Sex Ratio

Female

4,756

49.74%

Male

4,806

50.26%

Stillwater County, Montana Population by Age

Stillwater County, Montana Renter vs Owner Occupied by Household Type

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Stillwater County, Montana Household Types

Type Owner Renter
Married89.1%10.9%
Male85%15%
All80.8%19.2%
Non Family69.8%30.2%
Female41.2%58.8%

80.8%

Rate of Home Ownership

Stillwater County, Montana Households and Families

Type Count Average Size Owned
All3,8402.4680.8
Married2,3373.0389.1
Male1003.1585
Female1483.8541.2
Non Family1,2551.1769.8

3.06

Average Family Size

2.46

Average Household Size

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Stillwater County, Montana Households by Type

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Education Attained Count Percentage
Less Than 9th Grade1131.65%
9th to 12th Grade3384.94%
High School Graduate2,30733.74%
Some College1,68824.69%
Associates Degree5938.67%
Bachelors Degree1,27518.65%
Graduate Degree5237.65%
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Stillwater County, Montana Educational Attainment by Sex (over 25)

Stillwater County, Montana Educational Attainment by Race

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Race Total High School Bachelors
Other Race242416
Asian1296
2+ Races918034
Hispanic16215148
White6,4986,0761,711
Black77
Native American7156

The highest rate of high school graduation is among black people with a rate of 100.00%.

The highest rate of bachelors degrees is among other race people with a rate of 66.67%.

Stillwater County, Montana Educational Attainment by Race

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Name Average Male Female
Overall$42,932$58,272$29,536
Less Than 9th Grade$45,893$47,321$26,389
High School Graduate$33,261$48,558$19,558
Some College$45,116$61,964$32,165
Bachelors Degree$44,527$58,262$38,359
Graduate Degree$58,500$90,313$50,833

$42,932

Average Earnings

$58,272

Average Male

$29,536

Average Female

Stillwater County, Montana Earnings by Educational Attainment

Stillwater County, Montana Language by Age

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Stillwater County, Montana Language

98.01% of Stillwater County, Montana residents speak only English, while 1.99% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.89% of the population.

Stillwater County, Montana Language

Stillwater County, Montana Poverty by Race

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Name Total In Poverty Poverty Rate
Black7685.71%
Hispanic3824612.04%
Multiple242229.09%
White8,8204605.22%
Other16NaN%

5.59%

Overall Poverty Rate

4.55%

Male Poverty Rate

6.64%

Female Poverty Rate

Poverty in Stillwater County, Montana

The race most likely to be in poverty in Stillwater County, Montana is Black, with 85.71% below the poverty level.

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

The poverty rate among those that worked full-time for the past 12 months was 1.03%. Among those working part-time, it was 5.92%, and for those that did not work, the poverty rate was 10.24%.

Stillwater County, Montana Poverty

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Name Poverty
Less Than 9th Grade8.06%
High School7.15%
Some College5.44%
Bachelors or Greater2.73%

Stillwater County, Montana Poverty Rate by Education

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Rate Poverty
Male Employed1.89%
Male Unemployed3.26%
Female Employed2.35%
Female Unemployed24.53%

Stillwater County, Montana Poverty Rate by Employment Status and Sex

Stillwater County, Montana Income by Household Type

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Name Median Mean
Households$67,448$84,205
Families$87,292$100,569
Married Families$90,938-
Non Families$34,863$49,801
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Income by Household Type

Stillwater County, Montana Marital Status

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Marriage Rates

60.8%

Overall Marriage Rate

61.9%

Male Marriage Rate

59.6%

Female Marriage Rate

Stillwater County, Montana Married by Age and Sex

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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 55-64.

Stillwater County, Montana Marital Status by Race

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Stillwater County, Montana Marital Status

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848

Number of Veterans

Male Veterans

Female Veterans

War Veterans
Second Gulf War121
First Gulf War106
Vietnam377
Korea61
World War II25

Stillwater County, Montana Veterans by War

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Age Group Veterans
18 to 3443
35 to 54163
55 to 64111
65 to 74325
75+206

Stillwater County, Montana Veterans by Age

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Name Veterans % of Total
White82111.28%
Black7100.00%
Native American55.81%
Other Race625.00%
2+ Races98.49%
Hispanic51.73%

Stillwater County, Montana Veterans by Race

Stillwater County, Montana Veterans by Education

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4.89%

Veteran Poverty Rate

40.64%

Veteran Disability Rate

Stillwater County, Montana Veterans by Education

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59.7%

Labor Force Participation

57.1%

Employment Rate

4.3%

Unemployment Rate

Stillwater County, Montana Employment by Age

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Stillwater County, Montana Employment by Race

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Stillwater County, Montana Employment by Education

Origin of Non-Citizens

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

Origin of Naturalized Citizens

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53.71%

Born in Stillwater County, Montana

99.17%

Native Born

0.83%

Foreign Born

0.44%

Non Citizen

0.39%

Naturalized

Place of Birth

99.17% of Stillwater County, Montana residents were born in the United States, with 53.71% having been born in Montana. 0.44% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.

Stillwater County, Montana Place of Birth

  1. US Census City/Town Population estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. Population of States and Counties of the United States: 1790 - 1990

Sources