In 2022, the population of Aneta was 237, a 0.42% decrease year-by-year from 2021. Previously, in 2021, Aneta's population was 238, an increase of 1.28% compared to a population of 235 in 2020.
The median age in Aneta, ND is 55.1, as per 2021 ACS 5-Year Estimates. Of the total population, 12.85% were under the age of 15, 11.17% aged 15 to 29, 50.28% aged 30 to 64, 19.55% aged 65 to 84, and 6.15% were 85 years of age and older.