In 2022, the population of Vista was 34, a 3.03% increase year-by-year from 2021. Previously, in 2021, Vista's population was 33, a decline of 0.00% compared to a population of 33 in 2020.
The median age in Vista, MO is 18.9, as per 2021 ACS 5-Year Estimates. Of the total population, 22.45% were under the age of 15, 36.73% aged 15 to 29, 30.61% aged 30 to 64, 10.20% aged 65 to 84, and 0.00% were 85 years of age and older.