An experiment was conducted to determine the growth performance of grower pigs fed processed palm oil sludge (POS) diet. Twenty four (24) weanling pigs having an average body weight of 19.74 ±2.41kg and consisting 12 male and 12 female crossbred (Large White and Landrace) pigs were used for the study. The pigs were randomly allotted to three compounded dietary treatments having 0, 15 and 30% processed palm oil sludge inclusion levels replacing maize as energy source. Results showed that the palm oil sludge diet significantly (P