Irmo, SC Demographics

The total population of Irmo is estimated to be 11,685 with 5,680 males (48.61%) and 6,005 females (51.39%). There are 325 more females than males in Irmo.
The median household income in Irmo was $87,965 in 2021, which marked an an increase of 2,590(3.03%) from $85,375 in 2020. This income is 117.91% of the U.S. median household income of $74,606 (all incomes in 2022 inflation-adjusted dollars).
Per the latest American Community Survey by the Census Bureau, Irmo sees its highest median household income among householders in the age group of 45 to 64 years old, at $112,787. Overall, the median household income for the town of Irmo stands at $87,965.
In Irmo, the median income for all workers aged 15 years and older, regardless of work hours, was $54,160 for males and $30,422 for females. However, when specifically considering full-time, year-round workers within the same age group, the median income was $68,124 for males and $49,309 for females.
In Irmo, the demographic landscape is diverse, spanning 4 distinct racial categories among households. Among these, Two or More Races households have the highest median household income at $253,002, while Black or African American households represent the opposite end with the lowest median household income of $60,834.
In 2022, the population of Irmo was 11,942, a 1.33% increase year-by-year from 2021. Previously, in 2021, Irmo's population was 11,785, an increase of 1.51% compared to a population of 11,610 in 2020.
The median age in Irmo, SC is 39.6, as per 2021 ACS 5-Year Estimates. Of the total population, 15.75% were under the age of 15, 18.43% aged 15 to 29, 50.61% aged 30 to 64, 13.82% aged 65 to 84, and 1.39% were 85 years of age and older.
Racial distribution of Irmo population: 66.87% are White, 25.55% are Black or African American, 0.03% are American Indian and Alaska Native, 3.85% are Asian, 0.15% are some other race and 3.56% are multiracial.