In 2023, Alleman, IA had a population of 400 people with a median age of 47.8 and a median household income of $120,833. Between 2022 and 2023 the population of Alleman, IA grew from 379 to 400, a 5.54% increase and its median household income declined from $125,313 to $120,833, a −3.58% decrease.
The 5 largest ethnic groups in Alleman, IA are White (Non-Hispanic) (96.8%), Black or African American (Non-Hispanic) (1%), Asian (Non-Hispanic) (1%), Two+ (Non-Hispanic) (0.75%), and White (Hispanic) (0.25%).
None of the households in Alleman, IA reported speaking a non-English language at home as their primary shared language. This does not consider the potential multi-lingual nature of households, but only the primary self-reported language spoken by all members of the household.
99% of the residents in Alleman, IA are U.S. citizens.
In 2023, the median property value in Alleman, IA was $275,700, and the homeownership rate was 100%.
Most people in Alleman, IA drove alone to work, and the average commute time was 21.6 minutes. The average car ownership in Alleman, IA was 3 cars per household.