The study Examine the extent of the vandalism of information materials in Colleges of Education in Delta State, Nigeria. The total population of this study comprises of the users of the four (4) Colleges of Education in Delta State. The sample population was two hundred (200), Sample was used for the study, frequency table and simple percentage was used to analyze the study. The study revealed that vandalism of information materials occurs in all the libraries. It also revealed that suspects of the vandalism are mainly students and staff, in view of the findings, the following were recommended; cheap and sharp photocopy services should be put in place in the libraries, Staff in-service training should be encouraged by the library management (librarian) to enlighten, particularly the junior staffs on what library profession is all about, this will enhance the efficiency of the workers, there should be regular funding of the library to enable it buy multiple copies of each book title, there should be regular user education, regular campaign and suggestion books mounted in the library to enable those students have their views and grievances.