Mark township

County:: Defiance County
County Seat:: No
Area (mi²):: 36.644
State:: Ohio

Mark township is located in Defiance County, Ohio. Mark township has a 2025 population of 919. Mark township is currently growing at a rate of 0.99% annually and its population has increased by 3.84% since the most recent census, which recorded a population of 885 in 2020.

The average household income in Mark township is $91,498 with a poverty rate of 3.72%.The median age in Mark township is 33.9 years: 33.6 years for males, and 34.3 years for females.

Demographics

The racial composition of Mark township includes 98.62% White, and smaller percentages for Native American and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	716	98.62%
Native American	10	1.38%

Mark township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Mark township's average per capita income is $44,135. Household income levels show a median of $94,375. The poverty rate stands at 3.72%.

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
Non Families	$107,500	$87,835
Households	$94,375	$91,498
Married Families	$88,654	-
Families	$88,462	$90,202

$44,135

Average Income

$94,375

Median Household Income

3.72%

Poverty Rate