Risbridge is a hundred of Suffolk, consisting of 58,468 acres (236.61 km2).Risbridge Hundred forms the south western corner of Suffolk extending 15 miles (24 km) from north to south and between 4 and 9 miles (14 km) in breadth. It is bounded on the west by Cambridgeshire on the south by Essex, on the east by Babergh and Thingoe Hundreds and on the north by Lackford Hundred.