Irwin is a city located in Shelby County Iowa. Irwin has a 2024 population of 319. Irwin is currently declining at a rate of -0.31% annually and its population has decreased by -0.93% since the most recent census, which recorded a population of 322 in 2020.
The average household income in Irwin is $72,754 with a poverty rate of 7.44%. The median age in Irwin is 48.3 years: 34.5 years for males, and 51.8 years for females.
According to the most recent ACS, the racial composition of Irwin was:
White
Two or more races
Other race
Black or African American
Native American
Asian
Native Hawaiian or Pacific Islander
Household Type | Count | Average Size | Owner | Renter |
|---|---|---|---|---|
| All | 151 | 2.24 | 90.7 | 9.3 |
| Married | 82 | 2.78 | 97.6 | 2.4 |
| Non Family | 54 | 1.11 | 79.6 | 20.4 |
| Female | 10 | 2.9 | 90 | 10 |
| Male | 5 | 4.2 | 100 | 0 |
2.77
Average Family Size
2.24
Average Household Size
90.7%
Rate of Home Ownership
Married
Male
Female
NonFamily
owner
renter
Male
Female
Less Than 9th Grade
9th to 12th Grade
High School Graduate
Some College
Associates Degree
Bachelors Degree
Graduate Degree
High School Graduation Rate
Bachelors Rate
The highest rate of high school graduation is among other race people with a rate of 100%.
The highest rate of bachelors degrees is among other race people with a rate of 66.67%.
All
Male
Female
$48,393
Average Earnings
$59,000
Average Male
$26,250
Average Female
Only English
Spanish
Other Indo-European Languages
Asian and Pacific Island Languages
Other Languages
99.69% of Irwin residents speak only English, while 0.31% speak other languages. The non-English language spoken by the largest group is Spanish, which is spoken by 0.31% of the population.
rate
7.44%
Overall Poverty Rate
3.19%
Male Poverty Rate
12.84%
Female Poverty Rate
The race most likely to be in poverty in Irwin is Other, with 66.67% below the poverty level.
The race least likely to be in poverty in Irwin is White, with 7.21% below the poverty level.
The poverty rate among those that worked full-time for the past 12 months was 0%. Among those working part-time, it was 14.49%, and for those that did not work, the poverty rate was 15.07%.
Married
Widowed
Divorced
Separated
NeverMarried
62.2%
Overall Marriage Rate
58.3%
Male Marriage Rate
66.9%
Female Marriage Rate
male
female
The age group where males are most likely to be married is 55-64, while the female age group most likely to be married is 45-54.
Married
Widowed
Divorced
Separated
NeverMarried
Less Than 9th Grade
High School Graduate
Some College
Bachelors or Greater
10%
Veteran Poverty Rate
13.33%
Veteran Disability Rate
LaborForceParticipation
70%
Labor Force Participation
69.3%
Employment Rate
1%
Unemployment Rate
LaborForceParticipation
LaborForceParticipation
Europe
Asia
Africa
Oceania
Latin America
North America
Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.
Europe
Asia
Africa
Oceania
Latin America
North America
62.72%
Born in Irwin
99.41%
Native Born
0.59%
Foreign Born
0.59%
Non Citizen
0%
Naturalized
99.41% of Irwin residents were born in the United States, with 62.72% having been born in Iowa. 0.59% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Latin America.
Year | Population | Growth | Growth Rate |
|---|---|---|---|
| 2029 | 315 | -1 | -0.32% |
| 2028 | 316 | -1 | -0.32% |
| 2027 | 317 | 0 | 0% |
| 2026 | 317 | -1 | -0.31% |
| 2025 | 318 | -1 | -0.31% |
| 2024 | 319 | -1 | -0.31% |
| 2023 | 320 | 2 | 0.63% |
| 2022 | 318 | -2 | -0.62% |
| 2021 | 320 | -2 | -0.62% |
| 2020 | 322 | 10 | 3.21% |
| 2019 | 312 | -4 | -1.27% |
| 2018 | 316 | -1 | -0.32% |
| 2017 | 317 | -4 | -1.25% |
| 2016 | 321 | -4 | -1.23% |
| 2015 | 325 | -3 | -0.91% |
| 2014 | 328 | -2 | -0.61% |
| 2013 | 330 | -3 | -0.9% |
| 2012 | 333 | -1 | -0.3% |
| 2011 | 334 | -7 | -2.05% |
| 2010 | 341 | 0 | 0% |