Jefferson township

County:: Greene County
County Seat:: No
Area (mi²):: 42.648
State:: Iowa

Jefferson township is located in Greene County, Iowa. Jefferson township has a 2025 population of 1,227. Jefferson 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 Jefferson township is $78,253 with a poverty rate of 3.99%.The median age in Jefferson township is 41.2 years: 42.4 years for males, and 37.8 years for females.

Demographics

The racial composition of Jefferson township includes 99.43% White, and smaller percentages for Two or more races and multiracial populations.

Population by Race

Race	Population	Percentage (of total)
White	1,220	99.43%
Two or more races	7	0.57%

Jefferson township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Jefferson township's average per capita income is $46,875. Household income levels show a median of $66,750. The poverty rate stands at 3.99%.

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	$94,500	-
Families	$93,438	$93,327
Households	$66,750	$78,253
Non Families	$43,587	$51,013

$46,875

Average Income

$66,750

Median Household Income

3.99%

Poverty Rate