Thesis Program Study Management STIM-LPI Makassar ( Supervised by Dr. Andi Nuryadin, S.E., M.Si. and Dr. Andi Hendra Syam, S.E., M.Si.). This line of research aims to determine the effect of work environment on teacher performance at SMK Negeri 3 Takalar. The method used in this line of research is Quantitative method with number of respondents 56 Teachers which made as sample with descriptive method with quantitative approach, where Data collection technique used questionnaires. The analysis  used  in the research line is  simple linear regression  test.  The results of  testing on a persial basis  variable  work environment  on  teacher performance  there is a  significant influence  on  teacher performance  which  is proven  based on the  results of persial  test  with  significant value 0.006  < 0.05.