Historical Prime Rate
Since the Bank Prime Loan Rate was established in 1947, prime interest rates were adjusted a total of 365 times with 1980 seeing the highest amount of rate adjustments within a one-year period to the tune of 38 adjustments. There were no rate adjustments for 7 years between 12/17/08 and 12/16/15 - the longest stretch of stable bank prime loan rates. The average prime rate for all time is 9.53% with the minimum and maximum rates of 1.75% and 21.50%, occurring in 1947 and 1980 respectively. The current bank prime loan rate of 8.50% is -10.84% and -60.47% below the average and maximum rates, respectively.
This page is best viewed on a desktop or wide-screen smart device.