In 2018, Marshall County, MN had a population of 9.39k people with a median age of 43.8 and a median household income of $58,723. Between 2017 and 2018 the population of Marshall County, MN declined from 9,397 to 9,392, a -0.0532% decrease and its median household income grew from $57,289 to $58,723, a 2.5% increase.
The 5 largest ethnic groups in Marshall County, MN are White (Non-Hispanic) (93.5%), White (Hispanic) (3.66%), Two+ (Non-Hispanic) (1.13%), Other (Hispanic) (0.458%), and Black or African American (Non-Hispanic) (0.383%). 0% of the households in Marshall County, MN speak a non-English language at home as their primary language, and 99.2% of the residents in Marshall County, MN are U.S. citizens.
In 2018, the median property value in Marshall County, MN was $111,500, and the homeownership rate was 81.8%. Most people in Marshall County, MN drove alone to work, and the average commute time was 21.5 minutes. The average car ownership in Marshall County, MN was 2 cars per household.