In 2022, the population of Louann was 148, a 1.33% decrease year-by-year from 2021. Previously, in 2021, Louann's population was 150, a decline of 0.00% compared to a population of 150 in 2020.
The median age in Louann, AR is 29.1, as per 2021 ACS 5-Year Estimates. Of the total population, 22.98% were under the age of 15, 33.62% aged 15 to 29, 33.62% aged 30 to 64, 9.79% aged 65 to 84, and 0.00% were 85 years of age and older.