The total population of Millerton is estimated to be 33 with 12 males (36.36%) and 21 females (63.64%). There are 9 more females than males in Millerton.
In 2022, the population of Millerton was 39, a 0.00% decrease year-by-year from 2021. Previously, in 2021, Millerton's population was 39, a decline of 0.00% compared to a population of 39 in 2020.
The median age in Millerton, IA is 40.5, as per 2021 ACS 5-Year Estimates. Of the total population, 20.51% were under the age of 15, 23.08% aged 15 to 29, 48.72% aged 30 to 64, 7.69% aged 65 to 84, and 0.00% were 85 years of age and older.