This study aims to examine the effect of work environment, work motivation, and work discipline on teacher performance. This research was conducted by means of a case study of public elementary school teachers who worked from home during the Covid-19 Pandemic in Blora City. This research uses descriptive methods and quantitative research types. The population of this study were public elementary school teachers who worked from home during the Covid-19 Pandemic in Blora City. The sample studied was 209 respondents. Data collection techniques used observation and questionnaires with a Likert scale as data collection instruments. The results showed that  Work environment (X1) has no significant negative effect on teacher performance, work motivation (X2) has a positive and significant effect on teacher performance, and work discipline (X3) has a positive and significant effect on teacher performance. Simultaneously the work environment, work motivation, and work discipline have a significant influence on teacher performance with a contribution of R2 of 57.1% while the remaining 42.9% is explained by other causes outside the model.