Treasure County, Montana Demographics 2026

Population Overview

Treasure County is located in Montana with a total population of 761. It is the 55th most populous county out of 56 in Montana.

Age Demographics

The median age in Treasure County is 53.4 years. This is 33% higher than the state median of 40.2 years. 10.4% 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 Treasure County is $73,036. This is 4% higher than the state median of $69,922. Compared to the national median of $78,538, household income here is 7% lower. The poverty rate stands at 10.8%. This is 11% lower than the state poverty rate of 12.0%. The unemployment rate is 1.1%. This is 70% lower than the state rate of 3.8%. The median home value is $215,300. Housing costs are 36% lower than the state median of $338,100. With a home-value-to-income ratio of just 2.9x, Treasure County is one of the most affordable housing markets in the area. 66.5% of occupied housing units are owner-occupied. This homeownership rate is 4% lower than the state average of 69.4%.

Race & Ethnicity

Treasure County has a predominantly White (non-Hispanic) population, comprising 92.9% of all residents. Hispanic or Latino residents account for 5.7%. The Asian population is significantly higher than the state average (1.3% vs 0.8%).

Education

32.8% of residents aged 25 and older hold a bachelor's degree or higher. This is 5% 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 94.9%.