Background: Tobacco use is a global epidemic and the problem is getting worse by every passing day. Controlling tobacco use should be a top priority especially in developing countries like India. Material and Method: A cross sectional study was carried out to access tobacco abuse and associated oral lesions among construction workers of Jaipur city. The present study covered almost all the construction sites in Jaipur city. A pre- designed and pre- tested performa was used to assess the oral lesions and conditions, periodontal diseases and oral hygiene practices. The data was analyzed using the SPSS statistical software 20.0 Version. The descriptive statistics included mean, standard deviation, frequency and percentages. The level of the significance for the present study was fixed at 5%. Result: Maximum 322(40.3%) workers were of age 31-45 years. Majority of workers 676 (84.5%) were males. Among the total subjects 69 cleaned their teeth once, 18 cleaned their teeth twice and 713 study subjects never cleaned their teeth. Among 800 workers 438 (54.8%) of the workers had TMJ Disorders. Among Oral Mucosal conditions, 204 (25.5%) had leukoplakia, 71 (8.9%) had Lichen Planus. A total of 88 (11%) subjects had pocket depth of 6mm or more of CPI scores. Loss of Attachment shows that almost all the study subjects had of loss of attachment. Conclusions: Tobacco use is an important public health problem which needs to deal with at the earliest. People should be educated about the ill effects of tobacco use and oral cancer.