In 2022, the population of Smyrna was 60, a 1.69% increase year-by-year from 2021. Previously, in 2021, Smyrna's population was 59, a decline of 0.00% compared to a population of 59 in 2020.
The median age in Smyrna, SC is 60.5, as per 2021 ACS 5-Year Estimates. Of the total population, 8.00% were under the age of 15, 16.00% aged 15 to 29, 28.00% aged 30 to 64, 48.00% aged 65 to 84, and 0.00% were 85 years of age and older.