Nsi Income Bond Interest Rates 2025. Predicting when ns&i interest rates will increase can be challenging, but a variation in any of the above factors could lead to a change in the interest rates. The guaranteed growth bond offers a 4.10% gross interest rate, while the guaranteed income option has an aer of 4.09% and a gross interest rate of 4.02%.

3.44% gross/ 3.49% aer, variable. How quickly should premium bond prizes and monthly interest from ns&i income.