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Background: Idiopathic osteosclerosis (IO) is a benign lesion of unknown aetiology and is not attributed to any dysplastic, inflammatory, neoplasia, or systemic disorder. Aims and Objectives: To assess the prevalence and distribution of IO according to its location and to patients’ age and gender, among rural population of western India. Materials and Methods: Seven hundred and fifty patients were examined for the presence of IO in the jaw bone. After a thorough clinical examination, radiographic examination was done using OPG. Age specified by WHO were used 5, 12, 15, 35-44 and 65-74. The data collected was than tabulated and subjected to descriptive statistics and chi square test. Results: Among the total study population 89 (11.8%) were found to be suffering from IO out of which 27 (7.2%) were males and 62 (16.53%) were females. The maximum number of IO cases cases was seen among the age group of 35-44 y, 33 (22.0%) and minimum in 5 y 9 (6%) Conclusion: IO is higher among the females as compared to males and mostly seen among the 3rd and 4th decade individuals.