In 2022, the population of Yetter was 20, a 0.00% decrease year-by-year from 2021. Previously, in 2021, Yetter's population was 20, a decline of 0.00% compared to a population of 20 in 2020.
The median age in Yetter, IA is 61.0, as per 2021 ACS 5-Year Estimates. Of the total population, 4.55% were under the age of 15, 0.00% aged 15 to 29, 63.64% aged 30 to 64, 31.82% aged 65 to 84, and 0.00% were 85 years of age and older.