Summit township

County:: O'Brien County
County Seat:: No
Area (mi²):: 35.912
State:: Iowa

Summit township is located in O'Brien County, Iowa. Summit township has a 2025 population of 553. Summit 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 Summit township is $105,385 with a poverty rate of 8.5%.The median age in Summit township is 43.2 years: 39.4 years for males, and 46.2 years for females.

Demographics

The racial composition of Summit township includes 91.86% White, 6.33% Black or African American, and smaller percentages for Two or more races and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	508	91.86%
Black or African American	35	6.33%
Two or more races	10	1.81%

Summit township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Summit township's average per capita income is $55,885. Household income levels show a median of $90,417. The poverty rate stands at 8.5%.

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	$113,750	-
Families	$106,250	$118,519
Households	$90,417	$105,385
Non Families	$65,417	$67,067

$55,885

Average Income

$90,417

Median Household Income

8.5%

Poverty Rate