In 2023, Marshall County, KS had a population of 10k people with a median age of N/A and a median household income of $70,828. Between 2022 and 2023 the population of Marshall County, KS declined from 10,014 to 10,001, a −0.13% decrease and its median household income grew from $64,306 to $70,828, a 10.1% increase.
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None of the households in Marshall County, 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.
99.7% of the residents in Marshall County, KS are U.S. citizens.
Most people in Marshall County, KS drove alone to work, and the average commute time was 17 minutes. The average car ownership in Marshall County, KS was 2 cars per household.