In 2023, Calamus, IA had a population of 405 people with a median age of 41.1 and a median household income of $66,250. Between 2022 and 2023 the population of Calamus, IA declined from 408 to 405, a −0.735% decrease and its median household income declined from $67,708 to $66,250, a −2.15% decrease.
The 5 largest ethnic groups in Calamus, IA are White (Non-Hispanic) (92.6%), Two+ (Non-Hispanic) (5.68%), White (Hispanic) (1.73%), Black or African American (Non-Hispanic) (0%), and Black or African American (Hispanic) (0%).
None of the households in Calamus, 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.
100% of the residents in Calamus, IA are U.S. citizens.
In 2023, the median property value in Calamus, IA was $123,000, and the homeownership rate was 91.7%.
Most people in Calamus, IA drove alone to work, and the average commute time was 36.9 minutes. The average car ownership in Calamus, IA was 2 cars per household.