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 and multiracial populations.

Population by Race

Race
Population
Percentage (of total)
White7585.23%
Two or more races910.23%
Other race44.55%

Marmarth Marital Status

OverallMalesFemales0%10%20%30%40%50%60%70%80%90%100%

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

Nearby Cities

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)