Irmo, South Carolina Population 2024

12,174

Irmo Demographics

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

  • White: 61.3%
  • Black or African American: 29.73%
  • Two or more races: 5.58%
  • Asian: 2.47%
  • Other race: 0.89%
  • Native American: 0.03%
  • Native Hawaiian or Pacific Islander: 0%
Land Area (mi²)
7.0 sq mi
Density (mi²)
1,732.40/sq mi
Growth Since 2020
4.87% (565)
The current population of Irmo, South Carolina is 12,174 based on our projections of the latest US Census estimates (released May 2024). The last official US Census in 2020 recorded the population at 11,609.

Population by Race

Race
Population
Percentage (of total)
White7,23361.3%
Black or African American3,50829.73%
Two or more races6585.58%
Asian2922.47%
Other race1050.89%
Native American30.03%
Native Hawaiian or Pacific Islander00%

White

Black or African American

Two or more races

Asian

Other race

Native American

Native Hawaiian or Pacific Islander

Irmo Population by Race

Irmo Population Pyramid 2024

Irmo Median Age

39.5

Total

35.8

Male

40.6

Female

Irmo Adults

There are 9,259 adults, (1,747 of whom are seniors) in Irmo.

Irmo Age Dependency

57.1

Age Dependency Ratio

23.3

Old Age Dependency Ratio

33.8

Child Dependency Ratio

Irmo Sex Ratio

Female6,17052.29%
Male5,62947.71%

Irmo Population by Age

Irmo Renter vs Owner Occupied by Household Type

Household Type
Count
Average Size
Owner
Renter
All4,7392.4880.719.3
Married2,3642.9387.412.6
Non Family1,3941.2483.816.2
Female7383.5368.231.8
Male2432.0735.864.2

2.92

Average Family Size

2.48

Average Household Size

80.7%

Rate of Home Ownership

Married

Male

Female

NonFamily

owner

renter

Irmo Households and Families

Male

Female

Education Attained
Count
Percentage
9th to 12th Grade2172.57%
Associates Degree1,13913.47%
Bachelors Degree2,22026.26%
Graduate Degree93711.08%
High School Graduate1,73920.57%
Less Than 9th Grade1331.57%
Some College2,06924.47%

Less Than 9th Grade

9th to 12th Grade

High School Graduate

Some College

Associates Degree

Bachelors Degree

Graduate Degree

Irmo Educational Attainment by Sex (over 25)

Irmo Educational Attainment by Race

High School Graduation Rate

Bachelors Rate

Race
Total
High School
Bachelors
White5,7675,6272,255
Black2,1632,008730
2+ Races31129585
Asian15614270
Hispanic15211161
Other Race542914
Native American333

The highest rate of high school graduation is among native american people with a rate of 100%.

The highest rate of bachelors degrees is among native american people with a rate of 100%.

Irmo Educational Attainment by Race

All

Male

Female

Name
Average
Male
Female
Bachelors Degree$63,844$90,250$40,032
Graduate Degree$69,263$56,094$73,802
High School Graduate$35,924$41,544$24,651
Less Than 9th Grade$36,389$36,250$0
Overall$49,043$57,413$43,458
Some College$47,318$47,629$45,833

$49,043

Average Earnings

$57,413

Average Male

$43,458

Average Female

Irmo Earnings by Educational Attainment

Irmo Language by Age

Only English

Spanish

Other Indo-European Languages

Asian and Pacific Island Languages

Other Languages

Irmo Language

93.03% of Irmo residents speak only English, while 6.97% speak other languages. The non-English language spoken by the largest group is Asian and Pacific Island languages, which is spoken by 2.53% of the population.

Irmo Language

Irmo Poverty by Race

rate

Name
Total
In Poverty
Poverty Rate
Black3,47244612.85%
White7,2334376.04%
Multiple658538.05%
Hispanic331154.53%
Asian292144.79%

8.08%

Overall Poverty Rate

6.87%

Male Poverty Rate

9.17%

Female Poverty Rate

Poverty in Irmo

The race most likely to be in poverty in Irmo is Black, with 12.85% below the poverty level.

The race least likely to be in poverty in Irmo is Hispanic, with 4.53% below the poverty level.

The poverty rate among those that worked full-time for the past 12 months was 2.08%. Among those working part-time, it was 7.23%, and for those that did not work, the poverty rate was 12.7%.

Irmo Poverty

rate

Rate
Poverty
Less Than 9th Grade9.43%
Some College8.54%
High School6.84%
Bachelors or Greater4.31%

Irmo Poverty Rate by Education

rate

Rate
Poverty
Female Unemployed13.61%
Male Unemployed6.86%
Female Employed4.1%
Male Employed3.07%

Irmo Poverty Rate by Employment Status and Sex

Irmo Income by Household Type

Households

Families

MarriedFamilies

NonFamilies

Name
Median
Mean
Families$95,761$112,858
Households$85,137$100,288
Married Families$113,598$-999,999,999
Non Families$49,881$65,107

mean

median

Income by Household Type

Irmo Marital Status

Married

Widowed

Divorced

Separated

NeverMarried

Marriage Rates

49.5%

Overall Marriage Rate

52.2%

Male Marriage Rate

47.0%

Female Marriage Rate

Irmo Married by Age and Sex

male

female

Irmo Marriage

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 55-64.

Irmo Marital Status by Race

Married

Widowed

Divorced

Separated

NeverMarried

Irmo Marital Status

Second Gulf War

First Gulf War

Vietnam

Korea

World War II

773

Number of Veterans

682

Male Veterans

91

Female Veterans

War
Veterans
First Gulf War297
Vietnam236
Second Gulf War230
Korea35
World War II0

Irmo Veterans by War

count

Age Group
Veterans
35 to 54288
65 to 74188
75+151
55 to 6478
18 to 3468

Irmo Veterans by Age

count

Name
Veterans
% of Total
White5118.42%
Black2319.18%
Hispanic3117.92%
2+ Races164.12%
Other Race1527.78%

Irmo Veterans by Race

Irmo Veterans by Education

Less Than 9th Grade

High School Graduate

Some College

Bachelors or Greater

1.94%

Veteran Poverty Rate

27.04%

Veteran Disability Rate

Irmo Veterans by Education

LaborForceParticipation

67.6%

Labor Force Participation

61.9%

Employment Rate

8.3%

Unemployment Rate

Irmo Employment by Age

LaborForceParticipation

Irmo Employment by Race

LaborForceParticipation

Irmo Employment by Education

Origin of Non-Citizens

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.

Origin of Naturalized Citizens

Europe

Asia

Africa

Oceania

Latin America

North America

58.69%

Born in Irmo

95.97%

Native Born

4.03%

Foreign Born

1.49%

Non Citizen

2.53%

Naturalized

Place of Birth

95.97% of Irmo residents were born in the United States, with 58.69% having been born in South Carolina. 1.49% of residents are not US citizens. Of those not born in the United States, the largest percentage are from Asia.

Irmo Place of Birth

Note: data after 2022 is projected based on recent change
Year
Population
Growth
Change
202912,8811421.11%
202812,7391411.12%
202712,5981411.13%
202612,4571421.15%
202512,3151411.16%
202412,1741411.17%
202312,033920.77%
202211,9411531.3%
202111,7881791.54%
202011,609-918-7.33%
201912,5271321.06%
201812,3951391.13%
201712,2561591.31%
201612,0971160.97%
201511,9811621.37%
201411,8191621.39%
201311,6571821.59%
201211,4751681.49%
201111,3071401.25%
201011,16700%
200011,039-241-2.14%
199011,2807,323185.06%
19803,9573,457691.4%
197050010025%
1960400200100%
1940200-12,681-98.45%

Irmo Population by Year