United States - Bank Prime Loan Rate was 8.50% in April of 2024, according to the United States Federal Reserve. Historically, United States - Bank Prime Loan Rate reached a record high of 21.50 in December of 1980 and a record low of 3.25 in August of 1955. Trading Economics provides the current actual value, an historical data chart and related indicators for United States - Bank Prime Loan Rate - last updated from the United States Federal Reserve on May of 2024.