Learning style is one of the individual differences. In this study, after determining the learning styles of the students; their school type, school achievement level, gender and grade level were investigated to see whether these factors affected their learning styles. The research was carried out with a total of 472 secondary school students (231 female, 241 male students) from the 5th, 6th, 7th and 8th grades of 6 state and 2 private schools in izmit. The data were collected within the spring semester of 2013-2014 using the Kolb's Learning Style Inventory, which identifies four different learning styles including accommodator, diverger, converger and assimilator. According to the results of this study, the types of learning styles of 472 students were found as follows: the assimilator (27,8%), the converger (24.6%), the diverger (26.9%), and the accommodator (% 20.8). Students' learning styles did not display difference according to gender, school achievement level and school type but students in different grade levels have different learning styles. As the grade level increases, in other words as the students get older, they leave the accommodator learning style and adopt assimilator learning style.