The present study was conducted with the purpose to see a study of Educational Adjustment in relation to Self-efficacy of secondary school students. The present study was conducted to a randomly selected sample of 100 secondary school students. of 9th class studying in Government and Private schools of Sonipat deistical in Haryana. Adjustment inventory developed and standardised by Basant Bahadur Singh & Seema Rani(2006) and Self-efficacy scale developed and standardised by Dr Arun Kumar Singh & Dr Shruti Narain(2014) used to collect data. The collected was analysed with the help of inferential statistics t-test‘. The results of the study showed that girl’s students of secondary schools are found educationally less adjusted than male students of secondary schools. Govt. school students are found educationally less adjusted than private school students. No significant difference is found in the self-efficacy of secondary school students in relation to their gender and type of school.