Insect pests and their natural enemies in vegetable crops (brinjal, cabbage, cauliflower, kholrabi, bean, cucumber, chilli, radish and tomato), paddy, mustard were recorded and their diversity was studied in six localities of Raipur, Makrampur, Kustia, Prasadpur, Narayanpur and Chakberia of South 24 Parganas Districts, West Bengal. These insects were collected from September 2021- February 2022 twice in a week. Total number of 847 individuals and 48 species of insects belongs to 30 families of 8 different orders recorded to act as insect pest, predators and parasitoids. The present study recorded pests insects to be the mostly abundant group followed by predators and Parasitoids respectively. This study also recorded that in this 6 different study areas Pests, Predators and Parasitoids Simpson’s index and Shannon’s index of Narayanpur (0.84 and 1.94), Chakberia (0.83 and 1.91), Raipur (0.82 and 1.86), Makrampur (0.80 and 1.765), Prasadpur (0.78 and 1.77) and Kustia (0.76 and 1.64) respectively.