Carbon County, Montana Demographics 2026

Population Overview

Carbon County is located in Montana with a total population of 10,877. It is the 20th most populous county out of 56 in Montana.

Age Demographics

The median age in Carbon County is 50.5 years. This is 26% higher than the state median of 40.2 years.

Economy, Income & Housing

The median household income in Carbon County is $71,017. This is 2% higher than the state median of $69,922. Compared to the national median of $78,538, household income here is 10% lower. The poverty rate stands at 8.5%. This is 29% lower than the state poverty rate of 12.0%. The unemployment rate is 5.0%. This is 33% higher than the state rate of 3.8%. The median home value is $379,300. Housing costs are 12% higher than the state median of $338,100. The home-value-to-income ratio is 5.3x. 74.1% of occupied housing units are owner-occupied. This homeownership rate is 7% higher than the state average of 69.4%.

Race & Ethnicity

Carbon County has a predominantly White (non-Hispanic) population, comprising 91.6% of all residents. Hispanic or Latino residents account for 2.9%.

Education

30.3% of residents aged 25 and older hold a bachelor's degree or higher. This is 12% 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 96.7%.