Objective – 1) To know the prevalence of workplace stress among the bus drivers. Methodology–Study type: Cross –sectional study. Study area: Four bus depots of the M.S.R.T.C. division. Study period: October 2016–February 2017.Study Subjects: all bus drivers of all four bus depots in the division. There were 500 Bus drivers on roll.Sample size: 400 participants as 100 bus drivers could not be interviewed because of night shifts. Written informed consent was taken and a semi structured questionnaire was used to obtain information about socio–demographic aspects. Workplace stress scale developed by American institute of stress was used for assessing stress in study subject’s .Results – Majority 249 (62.25%) of bus drivers were having stress. According to stress levels 99 (24.75%) were having low stress, 82 (20.5%) were having moderate stress, 45 (11.25%) were having severe stress and 23 (5.75%) were having potentially dangerous stress. Conclusion– Workplace Stress levels were high among bus drivers adequate measures should be taken to reduce their stress