This study aims to examine the effect of work stress on work involvement, the influence of work involvement on performance partially, the effect of work stress on performance partially, how much influence directly work stress on performance with indirect effects of work stress on performance through work involvement. This research was carried out in junior high schools in Pekalongan Barat sub-district, especially Pekalongan Junior High School 04, Pekalongan Junior High School 11 and Pekalongan Junior High School 13. The number of samples from this study were 72 teachers who had become civil servants. The results showed that work stress did not affect the involvement of junior high school teachers in Pekalongan 04 Middle School, Pekalongan 11 Middle School and Pekalongan Public High School 13. Job involvement is concluded to be able to improve teacher performance Job stress affects performance. The results also showed that the direct effect of work stress on performance was greater than the indirect effect of work stress on performance over the medium of work involvement.