In 2021, the population of Jerome was 24, a 4.00% decrease year-by-year from 2020. Previously, in 2020, Jerome's population was 25, a decline of 26.47% compared to a population of 34 in 2019.
The median age in Jerome, AR is 65.5, as per 2021 ACS 5-Year Estimates. Of the total population, 7.89% were under the age of 15, 15.79% aged 15 to 29, 23.68% aged 30 to 64, 52.63% aged 65 to 84, and 0.00% were 85 years of age and older.