In 2023, Marienthal, KS had a population of 15 people with a median age of 68.5 and a median household income of $N/A. Between 2022 and 2023 the population of Marienthal, KS declined from 43 to 15, a −65.1% decrease and its median household income declined from $86,731 to $N/A, a −100% decrease.
The 5 largest ethnic groups in Marienthal, KS are White (Non-Hispanic) (60%), American Indian & Alaska Native (Non-Hispanic) (40%), Black or African American (Non-Hispanic) (0%), Asian (Non-Hispanic) (0%), and Native Hawaiian & Other Pacific Islander (Non-Hispanic) (0%).
None of the households in Marienthal, 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 Marienthal, KS are U.S. citizens.