COUNTY · 1990 CENSUS

Stillwater County

Montana · 6,536 residents · 1,796.746 sq mi

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The short version

Stillwater County has lower-than-average household income, with a median household income of $23,582. Population has fallen 20% since 2000, a loss of 1,659 residents. Median home value is $56,500.

At a glance

Lower income

below the US median

US median: $30,130

Older

median age 36.6

US median: 33.0

Less educated

17% hold a bachelor's degree

US average: 20%

More affordable

home values down 28%, inflation adjusted

US median home: $93,722

Section 01

Population & growth

Total population

6,536

−20%vs 2000

vs 8,195 in 2000

1990 – 2025

Population density

4 / sq mi

−20%vs 2000

vs 5 / sq mi in 2000

US average: 221

Median age

36.6

−10%vs 2000

vs 40.8 in 2000

US average: 33.0

Population, 1990 – 2024

20249K

Section 02

Income & economy

Median household income

$23,582

−21%inflation adjusted, since 2000

vs $39,205 in 2000

US average: $30,130

1990 – 2024

Per capita income

$10,975

−41%vs 2000

vs $18,468 in 2000

US average: $14,340

Poverty rate

10.6%

+0.8 ptsvs 2000

vs 9.8% in 2000

US average: 13.2%

Section 03

Housing

Median home value

$56,500

−28%inflation adjusted, since 2000

vs $103,200 in 2000

US average: $93,722

1990 – 2024

Median gross rent

$303

−9%inflation adjusted, since 2000

vs $439 in 2000

US average: $450

Owner-occupied

73.6%

−2.4 ptsvs 2000

vs 76.0% in 2000

26.4% rent

Afford Score

2.4

−9%vs 2000

vs 2.6 in 2000

1990 – 2024

RELATED:See current rent listings in Stillwater County on RentDataNow

Section 04

Race & ethnicity

2000

White, non-Hispanic95.9%(7,860)

Black0.1%(10)

Hispanic / Latino2%(165)

Asian0.2%(16)

Other0%

Diversity Score5.8%(476)

1990

White, non-Hispanic97.2%(6,352)

Black0.2%(11)

Hispanic / Latino1.3%(85)

Asian0.4%(23)

Other2.3%(150)

Diversity Score9.9%(645)

Diversity Score

+70%vs 2000

vs 6 in 2000

1990 – 2024

Section 05

Education

Bachelor's degree or higher

16.9%

−0.9 ptsvs 2000

vs 17.8% in 2000

US average: 20.3%

High school or higher

78.2%

−9.3 ptsvs 2000

vs 87.5% in 2000

US average: 75.2%

Graduate degree

5.0%

+0.3 ptsvs 2000

vs 4.7% in 2000

US average: 7.1%

Section 06

Commute & transportation

Average commute

25.6 min

+21%vs 2000

vs 21.2 min in 2000

US average: 21.9

Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Drill deeper

Places similar to Stillwater County

Head to head

Compare Stillwater County to nearby counties

STILLWATER COUNTY VS

Sweet Grass County

Income$77,000+227%

Home value$330,100+484%

Population3,762−60%

SEE FULL COMPARISON →

STILLWATER COUNTY VS

Carbon County

Income$80,261+240%

Home value$420,800+645%

Population11,466+21%

SEE FULL COMPARISON →

STILLWATER COUNTY VS

Golden Valley County

Income$58,333+147%

Home value$212,200+276%

Population844−91%

SEE FULL COMPARISON →

STILLWATER COUNTY VS

Yellowstone County

Income$76,570+225%

Home value$349,500+519%

Population172,692+1728%

SEE FULL COMPARISON →

Frequently asked

How many people live in Stillwater County, Montana?

Stillwater County, Montana has about 6,536 residents according to the 1990 Census.

What is the median household income in Stillwater County, Montana?

The typical household in Stillwater County, Montana earns about $23,582 a year. Half of households make more than that, and half make less.

Is Stillwater County, Montana expensive?

In Stillwater County, Montana, the median home is worth about $56,500, and the typical rent is about $303 a month.

How educated are people in Stillwater County, Montana?

About 16.9% of adults age 25 and over in Stillwater County, Montana hold a bachelor's degree or higher.

What is the poverty rate in Stillwater County, Montana?

About 10.6% of people in Stillwater County, Montana live below the federal poverty line.

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Explore from here

3 census tracts

Census Tract 9664 Census Tract 9666 Census Tract 9665

8 ZIP codes

ZIP 59019 ZIP 59063 ZIP 59001 ZIP 59057 ZIP 59028 ZIP 59069 ZIP 59061 ZIP 59067

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →