United States - Federal Outlays: Interest was 659182.00000 Mil. of $ in September of 2023, according to the United States Federal Reserve. Historically, United States - Federal Outlays: Interest reached a record high of 659182.00000 in September of 2023 and a record low of 899.00000 in June of 1940. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - Federal Outlays: Interest - last updated from the United States Federal Reserve on May of 2024.