Irwin, Idaho Population 2021

249
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Irwin is a city located in Bonneville County Idaho. With a 2020 population of 249, it is the 163rd largest city in Idaho and the 15972nd largest city in the United States . Irwin is currently growing at a rate of 0.40% annually and its population has increased by 13.70% since the most recent census, which recorded a population of 219 in 2010. Irwin reached it's highest population of 249 in 2021. Spanning over 2 miles, Irwin has a population density of 101 people per square mile.

The average household income in Irwin is $58,847 with a poverty rate of 4.64%. The median rental costs in recent years comes to $484 per month, and the median house value is $188,800. The median age in Irwin is 59.6 years, 62.3 years for males, and 50.5 years for females.

Irwin Demographics

According to the most recent ACS, the racial composition of Irwin was:

  • White: 97.96%
  • Asian: 1.22%
  • Two or more races: 0.82%
  • Black or African American: 0.00%
  • Native American: 0.00%
  • Native Hawaiian or Pacific Islander: 0.00%
  • Other race: 0.00%
The current population of Irwin, Idaho is 249 based on our projections of the latest US Census estimates. The US Census estimates the 2018 population at 246.The last official US Census in 2010 recorded the population at 219.

Irwin, Idaho Population 2021

Population by Race

Race Population Percentage
White24097.96%
Asian31.22%
Two or More Races20.82%
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Irwin Population by Race

Irwin Population Pyramid $2021

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Irwin Median Age

59.6


Total

62.3


Male

50.5


Female

Irwin Adults

There are 207 adults, (86 of whom are seniors) in Irwin.

Irwin Age Dependency

102.5

Age Dependency Ratio

71.1

Old Age Dependency Ratio

31.4

Child Dependency Ratio

Irwin Sex Ratio

Female

120

48.98%

Male

125

51.02%

Irwin Population by Age

Irwin Renter vs Owner Occupied by Household Type

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Irwin Household Types

Type Owner Renter
Female100%0%
Married95.7%4.3%
All87.6%12.4%
Non Family73.9%26.1%
Male0%0%

87.6%

Rate of Home Ownership

Irwin Households and Families

Type Count Average Size Owned
All1212.0287.6
Married692.3995.7
Non Family461.3973.9
Female62.67100
Male00

2.41

Average Family Size

2.02

Average Household Size

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Irwin Households by Type

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Education Attained Count Percentage
Less Than 9th Grade0.00%
9th to 12th Grade178.50%
High School Graduate7236.00%
Some College5728.50%
Associates Degree115.50%
Bachelors Degree3517.50%
Graduate Degree84.00%
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Irwin Educational Attainment by Sex (over 25)

Irwin Educational Attainment by Race

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Race Total High School Bachelors
White19417742
Hispanic33
Asian331

The highest rate of high school graduation is among asian people with a rate of 100.00%.

The highest rate of bachelors degrees is among asian people with a rate of 33.33%.

Irwin Educational Attainment by Race

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Name Average Male Female
Overall$30,909$48,250$19,063
Less Than 9th Grade$$$
High School Graduate$35,000$39,792$22,917
Some College$30,938$52,250$19,063
Bachelors Degree$$53,438$
Graduate Degree$$$

$30,909

Average Earnings

$48,250

Average Male

$19,063

Average Female

Irwin Earnings by Educational Attainment

Irwin Language by Age

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Irwin Language

94.87% of Irwin residents speak only English, while 5.13% speak other languages. The non-English language spoken by the largest group is Other Indo-European, which is spoken by 2.99% of the population.

Irwin Language

Irwin Poverty by Race

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4.64%

Overall Poverty Rate

4.00%

Male Poverty Rate

5.36%

Female Poverty Rate

Poverty in Irwin

The race most likely to be in poverty in Irwin is White, with 4.87% below the poverty level.

The race least likely to be in poverty in Irwin is White, with 4.87% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 3.23%. Among those working part-time, it was 0.00%, and for those that did not work, the poverty rate was 10.00%.

Irwin Poverty

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Name Poverty
Some College13.24%
High School2.78%
Bachelors or Greater0.00%
Less Than 9th Grade0.00%

Irwin Poverty Rate by Education

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Rate Poverty
Female Employed4.44%
Female Unemployed0.00%
Male Unemployed0.00%
Male Employed0.00%

Irwin Poverty Rate by Employment Status and Sex

Irwin Income by Household Type

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Name Median Mean
Households$55,781$58,847
Families$58,750$67,592
Married Families$59,583-
Non Families$41,250$44,589
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Income by Household Type

Irwin Marital Status

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Marriage Rates

65.1%

Overall Marriage Rate

65.5%

Male Marriage Rate

64.6%

Female Marriage Rate

Irwin Married by Age and Sex

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Irwin Marriage

The age group where males are most likely to be married is Over 65, while the female age group most likely to be married is 45-54.

Irwin Marital Status by Race

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Irwin Marital Status

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24

Number of Veterans

24

Male Veterans

Female Veterans

War Veterans
Vietnam16
First Gulf War6
World War II2
Korea2
Second Gulf War

Irwin Veterans by War

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Age Group Veterans
65 to 749
75+7
55 to 647
35 to 541
18 to 34

Irwin Veterans by Age

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Irwin Veterans by Race

Irwin Veterans by Education

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20.83%

Veteran Poverty Rate

62.50%

Veteran Disability Rate

Irwin Veterans by Education

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46.6%

Labor Force Participation

45.2%

Employment Rate

3.1%

Unemployment Rate

Irwin Employment by Age

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Irwin Employment by Race

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Irwin Employment by Education

Origin of Non-Citizens

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Non citizens include legal permanent residents (green card holders), international students, temporary workers, humanitarian migrants, and illegal immigrants.

Origin of Naturalized Citizens

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52.24%

Born in Irwin

98.78%

Native Born

1.22%

Foreign Born

0.00%

Non Citizen

1.22%

Naturalized

Place of Birth

98.78% of Irwin residents were born in the United States, with 52.24% having been born in Idaho. 0.00% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Irwin Place of Birth

Year Population Growth Annual Growth Rate
202124910.40%
202024810.40%
201924710.41%
2018246-1-0.40%
201724710.41%
201624652.07%
201524141.69%
201423720.85%
2013235-1-0.42%
201223620.85%
201123420.86%
20102320.00%

Irwin Population by Year