Otter township

County:: Warren County
County Seat:: No
Area (mi²):: 35.965
State:: Iowa

Otter township is located in Warren County, Iowa. Otter township has a 2025 population of 1,168. Otter 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 Otter township is $138,249 with a poverty rate of 4.37%.The median age in Otter township is 42.7 years: 43.3 years for males, and 41.4 years for females.

Demographics

The racial composition of Otter township includes 78.68% White, and smaller percentages for Black or African American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	919	78.68%
Two or more races	222	19.01%
Black or African American	27	2.31%

Otter township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Otter township's average per capita income is $69,612. Household income levels show a median of $128,359. The poverty rate stands at 4.37%.

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
Families	$128,867	$141,850
Married Families	$128,750	-
Households	$128,359	$138,249
Non Families	$43,750	$86,822

$69,612

Average Income

$128,359

Median Household Income

4.37%

Poverty Rate