In 2023, Knierim, IA had a population of 83 people with a median age of 49.5 and a median household income of $85,313. Between 2022 and 2023 the population of Knierim, IA grew from 75 to 83, a 10.7% increase and its median household income grew from $82,750 to $85,313, a 3.1% increase.
The 5 largest ethnic groups in Knierim, IA are White (Non-Hispanic) (98.8%), Two Races Including Other (Non-Hispanic) (1.2%), Black or African American (Non-Hispanic) (0%), American Indian & Alaska Native (Non-Hispanic) (0%), and Asian (Non-Hispanic) (0%).
None of the households in Knierim, 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 Knierim, IA are U.S. citizens.
Most people in Knierim, IA drove alone to work, and the average commute time was 23.4 minutes. The average car ownership in Knierim, IA was 2 cars per household.