In 2022, the population of Rodman was 29, a 3.33% decrease year-by-year from 2021. Previously, in 2021, Rodman's population was 30, a decline of 0.00% compared to a population of 30 in 2020.
The median age in Rodman, IA is 62.0, as per 2021 ACS 5-Year Estimates. Of the total population, 5.00% were under the age of 15, 10.00% aged 15 to 29, 50.00% aged 30 to 64, 35.00% aged 65 to 84, and 0.00% were 85 years of age and older.