This paper intends to compare the vocational maturity of in-service and pre-service secondary school teachers. 106 secondary school teachers (54 in-service and 52 pre-service was selected through stratified random sampling technique. For the sake of data collection, Teacher’s Vocational Maturity Battery (TVMB) developed by Rathod and Varma was used. Mean, SD and t- test were employed to analyze the data. The study revealed that there is significant difference between the vocational maturity of in-service and pre-service secondary school teachers. In-service teachers possess significantly better vocational maturity than pre-service teachers. There is no significant difference between the vocational maturity of in-service male and female secondary school teachers. There is significant difference between the vocational maturity of pre-service male and female secondary school teachers. Pre-service female teachers are found to have significantly better vocational maturity than pre-service male counterparts. There is significant difference between the vocational maturity of in-service and pre-service male secondary school teachers. In-service male teachers are found to have significantly better vocational maturity than pre-service male teachers. There is no significant difference between the vocational maturity of in-service and pre-service female secondary school teachers.