Marathon

County:: Buena Vista County
County Seat:: No
Area (mi²):: 0.749
State:: Iowa

Marathon is a city located in Buena Vista County, Iowa. Marathon has a 2025 population of 213. Marathon is currently declining at a rate of -1.84% annually and its population has decreased by -8.19% since the most recent census, which recorded a population of 232 in 2020.

The average household income in Marathon is $50,814 with a poverty rate of 18.59%.The median age in Marathon is 55.4 years: 61.3 years for males, and 49.3 years for females.

Demographics

The racial composition of Marathon includes 86.93% White, 3.02% other race, and smaller percentages for and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	173	86.93%
Two or more races	20	10.05%
Other race	6	3.02%

Marathon Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Marathon's average per capita income is $35,833. Household income levels show a median of $40,417. The poverty rate stands at 18.59%.

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	$66,250	-
Families	$63,438	$66,613
Households	$40,417	$50,814
Non Families	$32,500	$35,098

$35,833

Average Income

$40,417

Median Household Income

18.59%

Poverty Rate