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, Native American, Asian, Native Hawaiian or Pacific Islander, other race and multiracial populations.

Population by Race

White

Black or African American

Two or more races

Native American

Asian

Native Hawaiian or Pacific Islander

Other race

Race	Population	Percentage (of total)
White	508	91.86%
Black or African American	35	6.33%
Two or more races	10	1.81%
Native American	0	0%
Asian	0	0%
Native Hawaiian or Pacific Islander	0	0%
Other race	0	0%

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