The total population of Leslie is estimated to be 483 with 247 males (51.14%) and 236 females (48.86%). There are 11 less females than males in Leslie.
In 2022, the population of Leslie was 377, a 0.27% increase year-by-year from 2021. Previously, in 2021, Leslie's population was 376, an increase of 0.80% compared to a population of 373 in 2020.
The median age in Leslie, AR is 37.0, as per 2021 ACS 5-Year Estimates. Of the total population, 22.96% were under the age of 15, 12.59% aged 15 to 29, 39.44% aged 30 to 64, 21.30% aged 65 to 84, and 3.70% were 85 years of age and older.