In 2023, Sweet Grass County, MT had a population of 3.71k people with a median age of 44 and a median household income of $69,426. Between 2022 and 2023 the population of Sweet Grass County, MT grew from 3,697 to 3,713, a 0.433% increase and its median household income grew from $64,872 to $69,426, a 7.02% increase.
The 5 largest ethnic groups in Sweet Grass County, MT are White (Non-Hispanic) (90.6%), Two+ (Non-Hispanic) (3.91%), American Indian & Alaska Native (Non-Hispanic) (1.64%), Black or African American (Non-Hispanic) (1.35%), and Other (Hispanic) (1.08%).
None of the households in Sweet Grass 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.
99.9% of the residents in Sweet Grass County, MT are U.S. citizens.
In 2023, the median property value in Sweet Grass County, MT was $295,500, and the homeownership rate was 76.2%.
Most people in Sweet Grass County, MT drove alone to work, and the average commute time was 23.7 minutes. The average car ownership in Sweet Grass County, MT was 2 cars per household.
Sweet Grass County, MT borders Golden Valley County, MT, Meagher County, MT, Park County, MT, Stillwater County, MT, and Wheatland County, MT.