The total population of Alexander is estimated to be 180 with 97 males (53.89%) and 83 females (46.11%). There are 14 less females than males in Alexander.
In 2022, the population of Alexander was 165, a 0.00% decrease year-by-year from 2021. Previously, in 2021, Alexander's population was 165, a decline of 0.60% compared to a population of 166 in 2020.
The median age in Alexander, IA is 27.5, as per 2021 ACS 5-Year Estimates. Of the total population, 19.34% were under the age of 15, 35.36% aged 15 to 29, 34.25% aged 30 to 64, 10.50% aged 65 to 84, and 0.55% were 85 years of age and older.