In 2021, Grinnell, KS had a population of 312 people with a median age of 44 and a median household income of $51,250. Between 2020 and 2021 the population of Grinnell, KS grew from 274 to 312, a 13.9% increase and its median household income declined from $55,769 to $51,250, a −8.1% decrease.
The 5 largest ethnic groups in Grinnell, KS are White (Non-Hispanic) (100%), White (Hispanic) (0%), Black or African American (Non-Hispanic) (0%), Black or African American (Hispanic) (0%), and American Indian & Alaska Native (Non-Hispanic) (0%).
None of the households in Grinnell, KS 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 Grinnell, KS are U.S. citizens.
In 2021, the median property value in Grinnell, KS was $88,600, and the homeownership rate was 92%.
Most people in Grinnell, KS drove alone to work, and the average commute time was 14.7 minutes. The average car ownership in Grinnell, KS was 2 cars per household.