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CITY

Irmo

South Carolina · 12,204 residents (2025 est.) · 7.027 sq mi
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The short version

Irmo has roughly average household income, with a median household income of $80,489. Population has held roughly steady since 2000. Median home value has more than doubled since 2000, reaching $203,400.

At a glance
Average income
near the US median
US median: $82,259
Mid-age
median age 40.3
US median: 38.9
More educated
39% hold a bachelor's degree
US average: 36%
Stable housing
home values roughly flat, inflation adjusted
US median home: $376,019
Section 01

Population & growth

Total population
11,813
+7%since 2000
from 11,039 in 2000
1990 – 2025
Population density
1,681 / sq mi
+7%since 2000
from 1,571 / sq mi in 2000
US average: 281
Median age
40.3
+18%since 2000
from 34.2 in 2000
US average: 38.9

PEP 2025 EST:12,204 residents (Census Bureau Vintage 2025, released March 2026)

Population, 1990 – 2024
11K11K12K12K12K1990201020202024Irmo
202412K
1990201020202024
Section 02

Income & economy

Median household income
$80,489
−21%inflation adjusted, since 2000
from $55,847 in 2000
US average: $82,259
1990 – 2024
Per capita income
$40,333
+81%since 2000
from $22,312 in 2000
US average: $44,673
Households earning $100K+
53.2%
+21.4 ptssince 2009
from 31.9% in 2009
US average: 53.3%
Poverty rate
9.2%
+4.9 ptssince 2000
from 4.3% in 2000
US average: 12.5%
Income inequality (Gini)
0.397
+11%since 2010
from 0.356 in 2010
US average: 0.476
Workforce by industry, 2024
Information12.8%
US avg: 10.8%
Wholesale trade9%
US avg: 6.9%
Other services8.8%
US avg: 6.7%
Public administration8.7%
US avg: 4.8%
Retail trade7.9%
US avg: 9.9%
Finance & insurance6.5%
US avg: 5.9%
Professional, scientific, technical6.2%
US avg: 5.1%
Transportation & warehousing2.1%
US avg: 2.2%
Arts, entertainment, food0.9%
US avg: 1.9%
Education & health services0.3%
US avg: 0.9%
Agriculture, forestry, fishing0%
US avg: 1.6%
Construction0%
US avg: 1.2%
Manufacturing0%
US avg: 0.4%
BARS: THIS PLACE · TICKS: US AVERAGE
Section 03

Housing

Median home value
$203,400
+19%inflation adjusted, since 2000
from $93,700 in 2000
US average: $376,019
1990 – 2024
Median gross rent
$1,477
+9%inflation adjusted, since 2000
from $747 in 2000
US average: $1,442
Owner-occupied
81.6%
−4.0 ptssince 2000
from 85.6% in 2000
18.4% rent
Vacancy rate
5.0%
−2.8 ptssince 2009
from 7.8% in 2009
US average: 10.0%
Owner cost-burdened
16.7%
−7.7 ptssince 2009
from 24.4% in 2009
US average: 22.9%
Renter cost-burdened
38.8%
+3.0 ptssince 2009
from 35.9% in 2009
US average: 47.4%
Afford Score
2.5
+51%since 2000
from 1.7 in 2000
1990 – 2024
Gentrification Score
36
RELATED:See current rent listings in Irmo on RentDataNow
Section 04

Race & ethnicity

2000
White, non-Hispanic75.8%(8,370)
Black20.1%(2,220)
Hispanic / Latino1.4%(157)
Asian1.4%(157)
Other0%
Diversity Score46.1%(5,091)
2024
White, non-Hispanic58.1%(6,868)
Black27.4%(3,234)
Hispanic / Latino5.6%(667)
Asian4.3%(504)
Other4.6%(540)
Diversity Score72.5%(8,563)
Diversity Score
72
+57%since 2000
from 46 in 2000
1990 – 2024
Section 05

Education

Bachelor's degree or higher
39.2%
Unchangedsince 2000
from 39.2% in 2000
US average: 35.6%
High school or higher
95.8%
+3.8 ptssince 2000
from 91.9% in 2000
US average: 89.6%
Graduate degree
11.5%
−0.2 ptssince 2000
from 11.7% in 2000
US average: 14.0%
Section 06

Commute & transportation

Average commute
23.7 min
+53%since 2000
from 15.5 min in 2000
US average: 26.5
Drive alone to work
74.5%
−10.1 ptssince 2009
from 84.7% in 2009
US average: 68.9%
Carpooled to work
7.7%
−2.1 ptssince 2009
from 9.8% in 2009
US average: 8.5%
Public transit
0.0%
−0.2 ptssince 2009
from 0.2% in 2009
US average: 3.2%
Worked from home
14.6%
+11.1 ptssince 2009
from 3.6% in 2009
US average: 15.0%
Walked to work
1.6%
+0.9 ptssince 2009
from 0.7% in 2009
US average: 2.4%
Biked to work
0.1%
−0.3 ptssince 2009
from 0.3% in 2009
US average: 0.4%
No vehicle available
7.1%
+4.2 ptssince 2009
from 2.9% in 2009
US average: 8.3%
Section 07

Work & employment

Unemployment rate
8.4%
+2.4 ptssince 2011
from 6.1% in 2011
US average: 5.2%
Labor force participation
66.3%
−7.8 ptssince 2011
from 74.1% in 2011
US average: 63.5%
Self-employed
15.7%
+0.8 ptssince 2009
from 14.9% in 2009
US average: 13.1%
Management & professional
45.5%
−25.0 ptssince 2009
from 70.5% in 2009
US average: 42.5%
Section 08

People & community

Male
50.0%
+5.8 ptssince 2009
from 44.1% in 2009
Female
50.0%
−5.8 ptssince 2009
from 55.9% in 2009
Foreign born
5.7%
+3.2 ptssince 2009
from 2.4% in 2009
US average: 14.1%
Veterans
8.6%
−35.5 ptssince 2009
from 44.1% in 2009
US average: 6.2%
With a disability
11.3%
+1.8 ptssince 2012
from 9.5% in 2012
US average: 13.3%
Uninsured
7.4%
−75.3 ptssince 2013
from 82.7% in 2013
US average: 8.4%
Broadband at home
92.4%
+3.7 ptssince 2017
from 88.7% in 2017
US average: 91.0%
English only at home
90.3%
−5.4 ptssince 2016
from 95.7% in 2016
US average: 77.7%
Spanish at home
4.6%
+2.9 ptssince 2016
from 1.7% in 2016
US average: 13.6%
Drill deeper

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Compare Irmo to nearby cities

IRMO VS
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Home value$208,400+2%
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IRMO VS
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IRMO VS
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IRMO VS
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Frequently asked

How many people live in Irmo, South Carolina?

Irmo, South Carolina has about 11,813 residents according to the 2024 American Community Survey.

What is the median household income in Irmo, South Carolina?

The typical household in Irmo, South Carolina earns about $80,489 a year. Half of households make more than that, and half make less.

Is Irmo, South Carolina expensive?

In Irmo, South Carolina, the median home is worth about $203,400, and the typical rent is about $1,477 a month.

How educated are people in Irmo, South Carolina?

About 39.2% of adults age 25 and over in Irmo, South Carolina hold a bachelor's degree or higher.

What is the poverty rate in Irmo, South Carolina?

About 9.2% of people in Irmo, South Carolina live below the federal poverty line.

Has Irmo, South Carolina grown since 1990?

Yes, Irmo, South Carolina has grown since 1990. The population has added about 533 residents, a change of about 5 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

How we source and harmonize this data →