This study investigated social media and the learning of business subjects in some selected secondary schools in Ikorodu Local Government Area of Lagos State. The research design for the study was survey of the descriptive type. Five schools were randomly selected from which 100 students were further randomly selected, forming the sample for the study. A self-structured close ended questionnaire containing the bio-data of the respondents and 10 items eliciting responses on the topic was used. The instrument was validated by experts with a reliability coefficient of 0.87. Data collected were analyzed using descriptive statistics of mean and percentage to answer the research questions while inferential statistics of chi-square (X2) and t-test were used to test the hypotheses at 0.05 level of significance. Findings revealed a significant influence of social networking on students’ learning of Business studies and a significant difference in the mean responses of male and female students on the influence of social media. It was concluded that social media has highly contributed towards effective learning of business subjects in Ikorodu Local Government Area of Lagos State. Also, gender influences the use of social media. It was recommended among others that there should be adequate provision of social media facilities by the government for all senior schools to cater for the need of the students and enhance effective teaching; students should be allowed to have access to available social media in the schools such as computers and internet so that they will be familiar with the usage in the school system.