In 2022, the population of Watson was 56, a 0.00% decrease year-by-year from 2021. Previously, in 2021, Watson's population was 56, a decline of 1.75% compared to a population of 57 in 2020.
The median age in Watson, MO is 44.9, as per 2021 ACS 5-Year Estimates. Of the total population, 11.27% were under the age of 15, 15.49% aged 15 to 29, 35.21% aged 30 to 64, 38.03% aged 65 to 84, and 0.00% were 85 years of age and older.