Abstract: Soft skill analysis is held on students of SMK N 13 West Jakarta in 2017 followed by 20 student representatives. Soft skills are a person's skill in dealing with others (interpersonal skills) and intra-personal skills that are capable of developing maximum performance. The purpose of this soft skill workshop is to analyze the different test of soft skills understanding before and after the soft skill workshop implementation on the students of SMK N 13 Jakarta. Quantitative descriptive analysis method, with different test analysis tool (T-test). The result of research or Community Service (PPM) of Mercu Buana University is that there is a real difference of soft skill understanding for students of SMK N 13 Jakarta between their understanding of soft skill before and after the soft skill workshop is held.