Greycliff

County:: Sweet Grass County
County Seat:: No
Area (mi²):: 0.509
State:: Montana

Greycliff is a CDP located in Sweet Grass County, Montana. Greycliff has a 2025 population of 86. Greycliff is currently declining at a rate of -2.27% annually and its population has decreased by -35.34% since the most recent census, which recorded a population of 133 in 2020.

The average household income in Greycliff is $86,159 with a poverty rate of 9.57%. The median age in Greycliff is 39.6 years: 24.5 years for males, and 39.8 years for females.

Demographics

The racial composition of Greycliff includes 54.26% White, and smaller percentages for Black or African American, Native American, Asian, Native Hawaiian or Pacific Islander, other race and multiracial populations.

Population by Race

White

Two or more races

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Other race

Race	Population	Percentage (of total)
White	51	54.26%
Two or more races	43	45.74%
Black or African American	0	0%
Native American	0	0%
Asian	0	0%
Native Hawaiian or Pacific Islander	0	0%
Other race	0	0%

Greycliff Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Greycliff's average per capita income is $65,250. Household income levels show a median of $90,650. The poverty rate stands at 9.57%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.

Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.

Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.

Name	Median	Mean
Married Families	$91,450	-
Families	$91,250	$96,765
Households	$90,650	$86,159
Non Families	$41,500	$53,458

$65,250

Average Income

$90,650

Median Household Income

9.57%

Poverty Rate