Bertram township

County:: Linn County
County Seat:: No
Area (mi²):: 25.757
State:: Iowa

Bertram township is located in Linn County, Iowa. Bertram township has a 2025 population of 2,377. Bertram 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 Bertram township is $127,243 with a poverty rate of 1.09%. The median age in Bertram township is 59.5 years: 61.8 years for males, and 53.7 years for females.

Demographics

The racial composition of Bertram township includes 98.32% White, and smaller percentages for Two or more races, other race, Black or African American, Native American, Asian, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Two or more races

Other race

Black or African American

Native American

Asian

Native Hawaiian or Pacific Islander

Race	Population	Percentage (of total)
White	2,337	98.32%
Two or more races	39	1.64%
Other race	1	0.04%
Black or African American	0	0%
Native American	0	0%
Asian	0	0%
Native Hawaiian or Pacific Islander	0	0%

Bertram township Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Bertram township's average per capita income is $61,491. Household income levels show a median of $107,344. The poverty rate stands at 1.09%.

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	$126,845	-
Families	$126,577	$137,851
Households	$107,344	$127,243
Non Families	$31,538	$40,681

$61,491

Average Income

$107,344

Median Household Income

1.09%

Poverty Rate