Marion township

County:: Linn County
County Seat:: No
Area (mi²):: 45.504
State:: Iowa

Marion township is located in Linn County, Iowa. Marion township has a 2025 population of 646. Marion township is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.

The average household income in Marion township is $122,733 with a poverty rate of 1.24%.The median age in Marion township is 37.4 years: 37.4 years for males, and 37.3 years for females.

Demographics

The racial composition of Marion township includes 98.3% White, and smaller percentages for Two or more races and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	635	98.3%
Two or more races	11	1.7%

Marion township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Marion township's average per capita income is $77,396. Household income levels show a median of $94,750. The poverty rate stands at 1.24%.

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	$109,250	-
Families	$107,625	$129,280
Households	$94,750	$122,733
Non Families	$91,964	$88,806

$77,396

Average Income

$94,750

Median Household Income

1.24%

Poverty Rate