This study investigated welfare packages and job performance of English teachers’ in public secondary schools in Education District II of Lagos State. The participants for the study consisted of 150 teachers randomly selected from 15 public secondary schools in the chosen area. A questionnaire entitled “Welfare Packages and Teachers’ Job Performance Descriptive Questionnaire (PLBTJPQ)) was used to gather data. Data so collected were analyzed using Pearson Product Moment Correlation Coefficient to test the hypotheses at 0.05 level of significance.. Findings from the study revealed that: there was a significant relationship between teaching facilities; condusive work environment,; sponsored training programmes; regular payment of salaries; free health care services and teachers’ job performance. Based on these findings, it was suggested, among other things, that teachers’ welfare services should be given highest regard and priority in order to enhance teachers’ job performance.