Background: The human back is the large posterior area of the human body, rising from the top of the buttocks to the back of the neck and the shoulders. It is the surface of the body opposite from the chest. The vertebral column runs the length of the back and creates a central area of recession. The breadth of the back is created by the shoulders at the top and the pelvis at the bottom. Aim: To Find out Correlation between back muscle strength and back muscle endurance in job going workers. Methodology: Study Design: Cross-sectional study Study Setting: Madhav University, stuti physiotherapy clinic Ahmadabad Sampling Technique: Convenient Sampling Study Population: job going workers Study Sample: 60 Study Duration: 15 days Results: There is positive correlation between the strength and endurance of back flexors and extensors muscles in job going workers. Conclusion: It can be concluded that there is positive correlation between the strength and endurance of back flexors and extensors muscles in job going workers.