Mineral County, Montana Demographics 2026

Population Overview

Mineral County is located in Montana with a total population of 4,796. It is the 37th most populous county out of 56 in Montana.

Age Demographics

The median age in Mineral County is 50.1 years. This is 25% higher than the state median of 40.2 years. 10.9% of residents are 75 or older, suggesting a significant retirement-age population with implications for healthcare services and senior housing.

Economy, Income & Housing

The median household income in Mineral County is $61,117. This is 13% lower than the state median of $69,922. Compared to the national median of $78,538, household income here is 22% lower. The poverty rate stands at 17.8%. This is 48% higher than the state poverty rate of 12.0%. The unemployment rate is 4.0%. This is 5% higher than the state rate of 3.8%. The median home value is $313,600. Housing costs are 7% lower than the state median of $338,100. The home-value-to-income ratio is 5.1x. 80.3% of occupied housing units are owner-occupied. This homeownership rate is 16% higher than the state average of 69.4%.

Race & Ethnicity

Mineral County has a predominantly White (non-Hispanic) population, comprising 89.6% of all residents. Hispanic or Latino residents account for 3.5%. The Asian population (0.4%) is well below the state average of 0.8%.

Education

26.6% of residents aged 25 and older hold a bachelor's degree or higher. This is 23% 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 93.3%.