COUNTY · 1990 CENSUS

Sweet Grass County

Montana · 3,154 residents · 1,856 sq mi

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The short version

Sweet Grass County is home to 3,154 people in Montana. The median age is 39.5, about 7 years above the US median. The average commute runs 33 minutes. The typical home is worth $47,800. Median rent is $252 a month. Owners hold 72% of the housing stock.

At a glance

Lower income

below the US median

US median: $30,130

Older

median age 39.5

US median: 33.0

Average education

20% hold a bachelor's degree

US average: 20%

More affordable

home values down 42%, inflation adjusted

US median home: $93,722

Section 01

Population & growth

Total population

3,154

−13%vs 2000

vs 3,609 in 2000

1990 – 2025

Median age

39.5

−4%vs 2000

vs 41.2 in 2000

US average: 33.0

Land area

1,856 sq mi

Population, 1990 – 2024

20244K

Age distribution, 1990

Under 56.6%(208)

US avg: 7.3%

5 to 97.6%(239)

US avg: 7.3%

10 to 147.6%(241)

US avg: 6.9%

15 to 196.6%(207)

US avg: 7.1%

20 to 242.4%(77)

US avg: 7.5%

25 to 3411.8%(373)

US avg: 17.5%

35 to 4416.4%(516)

US avg: 15.1%

45 to 5410%(314)

US avg: 10.2%

55 to 649.9%(312)

US avg: 8.5%

65 to 7411%(348)

US avg: 7.3%

75 to 847.3%(230)

US avg: 4%

85 and over2.8%(89)

US avg: 1.2%

BAR + DOT: THIS PLACE · TICK: US AVERAGE

Section 02

Income & economy

Median household income

$20,867

−15%inflation adjusted, since 2000

vs $32,422 in 2000

US average: $30,130

1990 – 2024

Per capita income

$10,838

−39%vs 2000

vs $17,880 in 2000

US average: $14,340

Poverty rate

10.4%

−1.0 ptsvs 2000

vs 11.4% in 2000

US average: 13.2%

Section 03

Housing

Median home value

$47,800

−42%inflation adjusted, since 2000

vs $107,900 in 2000

US average: $93,722

1990 – 2024

Median gross rent

$252

−23%inflation adjusted, since 2000

vs $429 in 2000

US average: $450

Owner-occupied

72.1%

−1.9 ptsvs 2000

vs 74.1% in 2000

27.9% rent

Section 04

Race & ethnicity

2000

White, non-Hispanic96.1%(3,467)

Black0.1%(2)

Hispanic / Latino1.5%(54)

Asian0.3%(12)

Other0%

1990

White, non-Hispanic99.2%(3,128)

Black0%(0)

Hispanic / Latino0.1%(4)

Asian0.2%(5)

Other0.7%(21)

No data for the years selected.

Section 04 · Origins

Detailed origins & ancestry

Detailed origin tables are available for 2024; showing 2024 data.

Hispanic origin

Mexican1.1%(42)

Spaniard0.1%(3)

Asian origin

Filipino0.2%(6)

Pakistani0%(1)

Ancestry

German24.7%(919)

English16.2%(604)

Norwegian13.9%(516)

Irish9.6%(356)

Scottish3.1%(117)

American2.7%(99)

Dutch1.9%(69)

French1.7%(63)

Swiss1.5%(56)

Czech1.2%(45)

Italian1.1%(42)

Polish1%(38)

+ 17 more ancestry groups with data

Swedish0.8%(31)

Welsh0.5%(19)

Croatian0.4%(14)

French Canadian0.3%(13)

Slovak0.3%(13)

Danish0.3%(12)

Hungarian0.3%(12)

Scotch-Irish0.2%(9)

Canadian0.2%(7)

Belgian0.2%(6)

British0.1%(5)

Russian0.1%(5)

Finnish0.1%(3)

Austrian0.1%(2)

Portuguese0.1%(2)

Slovene0.1%(2)

Romanian0%(1)

RANKED:Largest German population · Largest English population · Largest Norwegian population · Largest Irish population · Largest Scottish population

Section 05

Education

Bachelor's degree or higher

20.0%

−3.6 ptsvs 2000

vs 23.6% in 2000

US average: 20.3%

High school or higher

78.9%

−10.0 ptsvs 2000

vs 88.9% in 2000

US average: 75.2%

Graduate degree

3.6%

−1.6 ptsvs 2000

vs 5.2% in 2000

US average: 7.1%

Section 06

Commute & transportation

Average commute

32.8 min

+92%vs 2000

vs 17.1 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.

Marital status (2024)

Men 15+

Never married19.3%(304)

Married66.3%(1,046)

Widowed3.7%(58)

Divorced10.7%(169)

Women 15+

Never married21.1%(333)

Married64%(1,010)

Widowed6.3%(100)

Divorced8.5%(134)

SHARE WITHIN EACH SEX · POPULATION 15 AND OVER · 2024

Section 09

Health coverage

Showing 2024 (the nearest year with coverage data).

Uninsured

10.2%

−7.6 ptssince 2013

from 17.8% in 2013

US average: 8.4%

Employer-based

41.8%

+2.8 ptssince 2020

from 39.0% in 2020

US average: 54.8%

Direct-purchase

30.6%

−5.0 ptssince 2020

from 35.6% in 2020

US average: 13.8%

Medicare

26.0%

−3.0 ptssince 2020

from 29.0% in 2020

US average: 18.4%

Medicaid

13.9%

+2.0 ptssince 2020

from 11.9% in 2020

US average: 20.9%

VA health care

4.9%

−1.0 ptssince 2020

from 5.9% in 2020

US average: 2.2%

Any private

70.5%

−5.1 ptssince 2020

from 75.6% in 2020

US average: 67.1%

Any public

39.6%

−2.3 ptssince 2020

from 41.9% in 2020

US average: 36.7%

Shares are "alone or in combination": a person with both Medicare and Medicaid counts in each, so categories overlap and do not sum to 100%.

Section 09 · Service history

Veterans

Veterans by period of service, 2024

Gulf War (2001 or later)24.3%(81)

US avg: 26.4%

Gulf War (1990s)18.3%(61)

US avg: 24.3%

Vietnam era11.4%(38)

US avg: 33.1%

Korean War2.4%(8)

US avg: 4.5%

World War II0%(0)

US avg: 1%

Share of the 333 veterans here. A veteran who served across eras counts in each, so shares can total more than 100%. Peacetime-only service is included in the total but not shown as an era.

BAR + DOT: THIS PLACE · TICK: US AVERAGE

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