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CITY · 2000 CENSUS

Irmo

South Carolina · 11,039 residents · 7.027 sq mi
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The short version

Irmo is significantly wealthier than the US average, with a median household income of $55,847. Population has held roughly steady since 1990. 39% of adults hold a bachelor's degree or higher, well above the national rate of 24%. Median home value is $93,700. Poverty is rare here, at 4.3% of residents. Households here earn about 51% more than the South Carolina median.

At a glance
Wealthier
above the US median
US median: $42,589
Mid-age
median age 34.2
US median: 35.2
More educated
39% hold a bachelor's degree
US average: 24%
Stable housing
home values roughly flat, inflation adjusted
US median home: $120,530
Section 01

Population & growth

Total population
11,039
−2%since 1990
from 11,280 in 1990
1990 – 2025
Population density
1,571 / sq mi
−2%since 1990
from 1,605 / sq mi in 1990
US average: 242
Median age
34.2
+18%since 1990
from 29.0 in 1990
US average: 35.2
Population, 1990 – 2024
11K11K12K12K12K1990201020202024Irmo
202412K
1990201020202024
Section 02

Income & economy

Median household income
$55,847
Unchangedinflation adjusted, since 1990
from $42,281 in 1990
US average: $42,589
1990 – 2024
Per capita income
$22,312
+52%since 1990
from $14,684 in 1990
US average: $21,522
Poverty rate
4.3%
+1.9 ptssince 1990
from 2.3% in 1990
US average: 12.4%
Section 03

Housing

Median home value
$93,700
−4%inflation adjusted, since 1990
from $74,200 in 1990
US average: $120,530
1990 – 2024
Median gross rent
$747
−10%inflation adjusted, since 1990
from $633 in 1990
US average: $602
Owner-occupied
85.6%
+0.4 ptssince 1990
from 85.2% in 1990
14.4% rent
Afford Score
1.7
−4%since 1990
from 1.8 in 1990
1990 – 2024
RELATED:See current rent listings in Irmo on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic87.1%(9,830)
Black10.9%(1,230)
Hispanic / Latino0.5%(56)
Asian1.8%(198)
Diversity Score29.5%(3,327)
2000
White, non-Hispanic75.8%(8,370)
Black20.1%(2,220)
Hispanic / Latino1.4%(157)
Asian1.4%(157)
Diversity Score46.1%(5,091)
Diversity Score
46
+56%since 1990
from 29 in 1990
1990 – 2024
Section 05

Education

Bachelor's degree or higher
39.2%
+3.3 ptssince 1990
from 35.9% in 1990
US average: 24.4%
High school or higher
91.9%
−2.6 ptssince 1990
from 94.6% in 1990
US average: 80.3%
Graduate degree
11.7%
+4.1 ptssince 1990
from 7.6% in 1990
US average: 8.8%
Section 06

Commute & transportation

Average commute
15.5 min
−33%since 1990
from 23.2 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

Drill deeper

Places similar to Irmo

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Pop 11,440
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Head to head

Compare Irmo to nearby cities

IRMO VS
Seven Oaks
Income$62,955+13%
Home value$208,400+122%
Population15,921+30%
SEE FULL COMPARISON →
IRMO VS
St. Andrews
Income$46,511−17%
Home value$161,300+72%
Population19,868+63%
SEE FULL COMPARISON →
IRMO VS
Lexington
Income$87,126+56%
Home value$297,700+218%
Population25,729+111%
SEE FULL COMPARISON →
IRMO VS
Oak Grove
Income$74,554+33%
Home value$210,300+124%
Population12,256same
SEE FULL COMPARISON →
Frequently asked

How many people live in Irmo, South Carolina?

Irmo, South Carolina has about 11,039 residents according to the 2000 Census.

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

The typical household in Irmo, South Carolina earns about $55,847 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 $93,700, and the typical rent is about $747 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 4.3% of people in Irmo, South Carolina live below the federal poverty line.

Has Irmo, South Carolina grown since 1990?

Yes, Irmo, South Carolina has shrunk since 1990. The population has lost about 241 residents, a change of about -2 percent over that period.

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

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