In 2020, Custer County, MT had a population of 11.6k people with a median age of 42.5 and a median household income of $54,891. Between 2019 and 2020 the population of Custer County, MT declined from 11,729 to 11,563, a −1.42% decrease and its median household income grew from $52,965 to $54,891, a 3.64% increase.
The 5 largest ethnic groups in Custer County, MT are White (Non-Hispanic) (91.5%), Two+ (Non-Hispanic) (2.76%), White (Hispanic) (2.04%), American Indian & Alaska Native (Non-Hispanic) (0.856%), and Black or African American (Non-Hispanic) (0.692%).
None of the households in Custer County, MT 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.
99.5% of the residents in Custer County, MT are U.S. citizens.
The largest universities in Custer County, MT are Miles Community College (145 degrees awarded in 2020).
In 2020, the median property value in Custer County, MT was $174,500, and the homeownership rate was 67.2%.
Most people in Custer County, MT drove alone to work, and the average commute time was 13.1 minutes. The average car ownership in Custer County, MT was 2 cars per household.
Custer County, MT borders Carter County, MT, Fallon County, MT, Garfield County, MT, Powder River County, MT, Prairie County, MT, and Rosebud County, MT.