This study examined the impact of Social Studies Education on ethnic integration and peaceful co-existence among JSS students in Katsina State. Four objectives, four research questions and four hypotheses were formulated to guide the study. Thus, survey research method was adopted for the study. And total population of 266,689 of all the JSS students in the state, the sample of 514 respondents from 14 schools were selected through the systemic random sampling, Out of 514 questionnaires distributed, 495 were returned. The population of the study includes JSS II and JSS III with the total of 95,911 male students and 68,418 female students bringing the students to total of (164,329 of JSS II and III students) across the state. The study was carried out with the use of the structure questionnaire which was divided into section A and B. By means of likert four point scale the researcher prepared questionnaire for the collection of data. The instrument was validated by team of supervisors and experts in statistics and language, reliability index power of 0.78 was found for the suitability of the instrument, the data collected was analyzed using t-test statistics in SPSS, in order to test the hypotheses at 0.05 level of significance, for hypothesis one, two, three and four, the hypotheses were tested and three were retained, while one was rejected. In other words, hypotheses 1, 2 and 4 were retained, while a hypothesis 3 was rejected.The result showed among other findings that there was no significant difference in the impact of social studies education on ethnic integration and peaceful coexistence among male and female JSS students in Katsina State. The result of the findings revealed further that there is no significance difference between rural and urban JSS social studies students on the impact of social studies education on ethnic integration and peaceful coexistence in Katsina State. Based on the findings, the researcher recommends periodic review of the social studies education curriculum so as to meet the needs of the changing society, organization of seminar, workshops and conferences, the use of instructional materials and effective teaching methods and using scientific approaches in teaching and learning process, qualified, competent and committed social studies teachers should be provided to schools.