Marmarth, ND Demographics

Population 188 · Census ACS 2020–24

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Marmarth, ND map of median age by neighborhood
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Population and households in Marmarth

Household size in Marmarth

Household size, people per household
PeriodMarmarthNorth DakotaU.S.
2006–102.272.372.68
2010–142.362.392.73
2015–192.212.362.71
2020–242.012.382.65
Change−0.26+0.01−0.03
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Marmarth is a place of small households, averaging 2.01 people against 2.65 for the U.S., which points to many singles, couples and roommates and relatively few children. Since 2006–10, household size has dropped from 2.27, but in a place this small, much of that may be survey noise rather than real change.

Household size: the average number of people living in each occupied home. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25010).

Median age in Marmarth

Median age, years
PeriodMarmarthNorth DakotaU.S.
2006–1044.738.237.7
2010–1446.637.738.6
2015–1948.137.439.6
2020–2455.837.440.1
Change+11.1−0.8+2.3
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Marmarth skews older: half of its residents are older than 55.8, well above the national median of 40.1. That usually means more empty nesters and retirees, and fewer young families.

Median age: the age that splits residents into two equal halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B01002).

Single-parent households in Marmarth

Single-parent households, % of households
PeriodMarmarthNorth DakotaU.S.
2006–108.4%8.3%12.3%
2010–143.2%8.8%12.3%
2015–192.4%8.7%11.6%
2020–245.8%8.8%11.6%
Change−2.6 pts+0.4 pts−0.6 pts
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Single-parent households are relatively rare in Marmarth: 5.8% of households, against 11.6% nationally.

Single-parent households: households where one adult with no spouse present lives with children under 18. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B11003).

Housing in Marmarth

Renters in Marmarth

Renters, % of occupied homes
PeriodMarmarthNorth DakotaU.S.
2006–1020.0%33.4%33.3%
2010–1416.9%34.9%35.6%
2015–1917.2%37.6%36.0%
2020–2416.7%37.1%34.8%
Change−3.2 pts+3.7 pts+1.5 pts
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Marmarth is largely a place of homeowners: only 16.7% of households rent, far below the national share of 34.8%. Owner-heavy areas like this tend to see less turnover. Among homeowners, 76.0% have no mortgage at all, well above the national share of 39.8%.

Renters: occupied homes that are rented rather than owned. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25003).

Vacant homes in Marmarth

Vacant homes, % of all homes
PeriodMarmarthNorth DakotaU.S.
2006–1027.1%10.6%11.4%
2010–1429.3%11.3%11.4%
2015–1926.6%13.9%11.1%
2020–2418.9%12.0%9.6%
Change−8.2 pts+1.4 pts−1.8 pts
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Vacancy is high in Marmarth: 18.9% of homes are empty, far above the national rate of 9.6%. In resort and lake areas that usually means seasonal and vacation homes; elsewhere it can point to weak demand.

Vacant homes: homes with no one living in them, including vacation homes and homes for sale or rent. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25002).

Age of homes in Marmarth

Age of homes, median year built
PeriodMarmarthNorth DakotaU.S.
2006–10194619741974
2010–14195619761975
2015–19196219811977
2020–24196519851980
Change+18+11+6
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Marmarth is a place of older homes: half were built before 1965, while the national median is 1980. That means established neighborhoods, and more houses that may need updating.

Age of homes: the year that splits the housing stock into older and newer halves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25035).

Rent in Marmarth

Rent, per month
PeriodMarmarthNorth DakotaU.S.
2006–10$461$573$965
2010–14$625$716$1,040
2015–19$668$862$1,213
2020–24$619$1,031$1,571
Change+$158+$458+$606
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Rent in Marmarth runs $619 a month at the median, utilities included, well below the U.S. median of $1,571. Rent takes 11.0% of the typical renter's income, comfortably under the 30% mark often used to define affordable rent.

Rent: monthly rent plus the utilities renters pay themselves. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B25064).

Education in Marmarth

Bachelor's degrees in Marmarth

Bachelor's degrees, % of adults 25+
PeriodMarmarthNorth DakotaU.S.
2006–1026.3%27.9%28.4%
2010–1423.4%28.9%29.6%
2015–1924.5%31.1%32.1%
2020–2428.4%33.9%35.6%
Change+2.1 pts+6.0 pts+7.2 pts
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College degrees are less common in Marmarth than nationally: 28.4% of adults 25 and older have a bachelor's or higher, against 35.6%.

Bachelor's degrees: adults 25 and older with a bachelor's degree or higher. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

High school graduates in Marmarth

High school graduates, % of adults 25+
PeriodMarmarthNorth DakotaU.S.
2006–1090.0%90.4%84.9%
2010–1486.8%91.9%86.1%
2015–1988.3%92.9%87.7%
2020–2492.5%94.1%89.3%
Change+2.5 pts+3.8 pts+4.3 pts
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About nine in ten adults in Marmarth have finished high school (92.5%), a bit above the national rate of 89.3%. Still, the rate is lower than in North Dakota as a whole (94.1%).

High school graduates: adults 25 and older with a high school diploma, GED or more. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B15003).

Jobs in Marmarth

Unemployment, % of the labor force
PeriodMarmarthNorth DakotaU.S.
2006–101.5%3.6%8.1%
2010–140.5%3.1%9.4%
2015–192.7%2.7%5.6%
2020–242.0%2.8%5.4%
Change+0.5 pts−0.8 pts−2.7 pts
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The job market in Marmarth has been strong: just 2.0% of the labor force was out of work and looking, well below the national rate of 5.4%. Because the Census pools five years of responses (2020–24), these rates smooth over short swings and lag the current job market.

Unemployment: people looking for work as a share of everyone working or looking. Source: BestNeighborhood calculations from U.S. Census Bureau ACS 5-year block-group estimates (table B23025).

Marmarth compared with nearby cities

CityHousehold sizeMedian ageSingle parentsRentersVacant homesMedian year builtMedian rentBachelor's degreeHigh school diplomaUnemployment
Marmarth2.0155.85.8%16.7%18.9%1965$61928.4%92.5%2.0%
Rhame1.9060.31.5%9.0%21.4%1974$87225.9%91.0%0.3%
Baker2.2935.79.2%32.4%20.6%1979$78214.1%99.6%0.0%
Ollie2.4638.92.9%26.7%20.9%1988$84222.7%99.7%0.0%
Webster2.4440.32.8%27.2%21.3%1987$83222.5%99.3%0.5%
Willard2.4638.92.9%26.7%20.9%1988$84222.7%99.7%0.0%
Bowman2.2040.610.0%18.6%21.8%1965$70829.6%90.7%2.6%
Griffin2.1846.97.2%16.1%20.6%1974$81829.7%90.5%1.4%
Amidon2.0853.16.0%19.4%18.6%1963$53329.5%93.2%2.6%
Golva2.2954.86.3%27.1%19.2%1950$59318.3%96.8%5.7%
Plevna2.4639.12.9%26.7%21.0%1988$84022.7%99.6%0.1%

All figures 2020–24.

Cities with similar populations: West Norwich, VT · Colburn, IN · Coleman, MD · Coleville, PA · Collins, AR · Collista, KY · Coltons Mill, VA · Comstock, TX · Weekstown, NJ · Wesley, ME

About these numbers

Every figure on this page is a BestNeighborhood calculation from the Census Bureau's American Community Survey (ACS), built up from the Census block groups that make up Marmarth. Each ACS 5-year release pools five years of responses; this page shows the last 15 releases, 2006–10 through 2020–24. Neighboring releases share four of their five years, so they move gradually and small changes between them are within the survey's margin of error; in small places the lines can jump from one release to the next for the same reason. The maps show the same measures for each neighborhood, ranked against the whole country.

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