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 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)
White	173	86.93%
Two or more races	20	10.05%
Other race	6	3.02%
Black or African American	0	0%
Native American	0	0%
Asian	0	0%
Native Hawaiian or Pacific Islander	0	0%

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