Per Capita Personal Income in Granite County, MT was 56476.00000 $ in January of 2022, according to the United States Federal Reserve. Historically, Per Capita Personal Income in Granite County, MT reached a record high of 56476.00000 in January of 2022 and a record low of 2642.00000 in January of 1969. Trading Economics provides the current actual value, an historical data chart and related indicators for Per Capita Personal Income in Granite County, MT - last updated from the United States Federal Reserve on May of 2024.