A total 22 species of butterflies belonging to 4 families have been recorded during January 2015 to June 2015. Among them the family Nymphalidae showed the maximum species richness, comprising of 10 species; followed by Family Papilionidae and Pieridae (5 species), Lycaenidae with 2 species. Endemic species like Melanitis leda, Euploea core, Junonia iphita and Junonia almana could be observed during the study period. The present study provides a preliminary data of diversity of butterflies in Vimala College campus, Thrissur. From this study, it was inferred that the site is worth for further investigative studies on Lepidopteran diversity and landscape ecological studies.