Big Horn County, Montana Demographics 2026

Population Overview

Big Horn County is located in Montana with a total population of 12,963. It is the 14th most populous county out of 56 in Montana.

Age Demographics

The median age in Big Horn County is 32.3 years. This is 20% lower than the state median of 40.2 years. With 32.4% of the population under 18, Big Horn County has a notably young demographic profile, suggesting a family-oriented community.

Economy, Income & Housing

The median household income in Big Horn County is $56,680. This is 19% lower than the state median of $69,922. Compared to the national median of $78,538, household income here is 28% lower. The poverty rate stands at 23.6%. This is 96% higher than the state poverty rate of 12.0%. With more than one in five residents living below the poverty line, economic hardship is a significant challenge for the community. The unemployment rate is 13.7%. This is 265% higher than the state rate of 3.8%. The median home value is $148,200. Housing costs are 56% lower than the state median of $338,100. With a home-value-to-income ratio of just 2.6x, Big Horn County is one of the most affordable housing markets in the area. 68.3% of occupied housing units are owner-occupied. This homeownership rate is 2% lower than the state average of 69.4%.

Race & Ethnicity

Big Horn County is a highly diverse community where no single racial or ethnic group constitutes a majority of the population. Hispanic or Latino residents account for 4.6%. The White (non-Hispanic) population (27.0%) is well below the state average of 84.1%. The Asian population (0.2%) is well below the state average of 0.8%.

Education

20.9% of residents aged 25 and older hold a bachelor's degree or higher. This is 40% lower than the state rate of 34.5%. Nationally, 35.0% of adults hold at least a bachelor's degree. The high school graduation rate (or equivalent) is 88.4%.