Irwin

County:: Bonneville County
County Seat:: No
Area (mi²):: 2.614
State:: Idaho

Irwin is a city located in Bonneville County, Idaho. Irwin has a 2025 population of 301. Irwin is currently growing at a rate of 2.73% annually and its population has increased by 14.45% since the most recent census, which recorded a population of 263 in 2020.

The average household income in Irwin is $72,044 with a poverty rate of 9.88%. The median age in Irwin is 57.4 years: 62.4 years for males, and 56.1 years for females.

Demographics

The racial composition of Irwin includes 83.79% White, and smaller percentages for 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	212	83.79%
Two or more races	35	13.83%
Other race	6	2.37%
Black or African American	0	0%
Native American	0	0%
Asian	0	0%
Native Hawaiian or Pacific Islander	0	0%

Irwin Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Irwin's average per capita income is $46,042. Household income levels show a median of $69,792. The poverty rate stands at 9.88%.

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
Families	$107,917	$104,022
Married Families	$84,167	-
Households	$69,792	$72,044
Non Families	-	$37,569

$46,042

Average Income

$69,792

Median Household Income

9.88%

Poverty Rate