Irwin Flag

Irwin

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

Irwin is a city located in Bonneville County, Idaho. Irwin has a 2026 population of 301. Irwin is currently growing at a rate of 2.03% annually and its population has increased by 14.02% since the most recent census, which recorded a population of 264 in 2020.

The median household income in Irwin is $67,500 with a poverty rate of 11.44%. The median age in Irwin is 57.8 years: 62.1 years for males, and 56.7 years for females. For every 100 females there are 101.7 males.

301
Total Population
115
Density (mi²)
6 2.03%
Growth

Irwin Population

Irwin Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
202630162.03%
202529562.08%
202428910.35%
202328851.77%
202228362.17%
2021277134.92%
202026410.38%
201924820.81%
2018246-2-0.81%
201724820.81%
201624652.07%
201524131.26%
201423810.42%
201323710.42%
201223610.43%
2011235167.31%
201023210.43%

Median Age

Overall: 57.8 years
Female: 56.7 years
Male: 62.1 years

Irwin Adults

There are 208 adults, (83 of whom are seniors) in Irwin.

Sex Ratio

Female: 117 (49.6%)
Male: 119 (50.4%)

Demographics

The racial composition of Irwin includes 83.9% White, and smaller percentages for other race and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
White19883.9%
Two or more races3113.14%
Other race72.97%
Race
Population ↓
Percentage (of total)
Two or more races166.78%
Other race72.97%
Race
Population ↓
Percentage (of total)
White19883.9%
Two or more races156.36%

Irwin Marital Status

Economics and Income Statistics

Irwin 's average per capita income is $47,045. Household income levels show a median of $67,500. The poverty rate stands at 11.44%.

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$80,000$100,092
Married Families$78,438-
Households$67,500$70,059
Non Families$32,917$38,023

$47,045

Average Income

$67,500

Median Household Income

11.44%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)