In 2022, the population of Arbela was 22, a 0.00% decrease year-by-year from 2021. Previously, in 2021, Arbela's population was 22, a decline of 0.00% compared to a population of 22 in 2020.
The median age in Arbela, MO is 55.2, as per 2021 ACS 5-Year Estimates. Of the total population, 17.65% were under the age of 15, 29.41% aged 15 to 29, 35.29% aged 30 to 64, 17.65% aged 65 to 84, and 0.00% were 85 years of age and older.