Gross Domestic Product: Military in Montana was 615.60000 Mil. of $ in January of 2022, according to the United States Federal Reserve. Historically, Gross Domestic Product: Military in Montana reached a record high of 615.60000 in January of 2022 and a record low of 247.50000 in January of 1997. Trading Economics provides the current actual value, an historical data chart and related indicators for Gross Domestic Product: Military in Montana - last updated from the United States Federal Reserve on March of 2024.