Marmarth Flag

Marmarth

County:
Slope County
County Seat:
No
Area (mi²):
2.578
State:
North Dakota

Marmarth is a city located in Slope County, North Dakota. Marmarth has a 2025 population of 92. Marmarth is currently declining at a rate of -1.08% annually and its population has decreased by -7.07% since the most recent census, which recorded a population of 99 in 2020.

The average household income in Marmarth is $77,122 with a poverty rate of 5.68%. The median age in Marmarth is 57.8 years: 59.5 years for males, and 49.9 years for females.

92
Total Population
36
Density (mi²)
-1 -1.08%
Growth

Marmarth Population

Marmarth Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Marmarth includes 85.23% White, 4.55% other race, and smaller percentages for Black or African American, Native American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Other race

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Race
Population
Percentage (of total)
White7585.23%
Two or more races910.23%
Other race44.55%
Black or African American00%
Native American00%
Asian00%
Native Hawaiian or Pacific Islander00%

Marmarth Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Marmarth's average per capita income is $54,286. Household income levels show a median of $65,000. The poverty rate stands at 5.68%.

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
Households$65,000$77,122
Families-$106,148
Married Families--
Non Families-$48,100

$54,286

Average Income

$65,000

Median Household Income

5.68%

Poverty Rate

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)