In 2022, the population of Reubens was 45, a 2.27% increase year-by-year from 2021. Previously, in 2021, Reubens's population was 44, an increase of 4.76% compared to a population of 42 in 2020.
The median age in Reubens, ID is 34.8, as per 2021 ACS 5-Year Estimates. Of the total population, 32.39% were under the age of 15, 15.49% aged 15 to 29, 49.30% aged 30 to 64, 2.82% aged 65 to 84, and 0.00% were 85 years of age and older.