Breast Cancer is increasing s  all over the  world.  Its incidence  is much higher in developed countries than  developing countries like India, which indirectly suggest that cause of breast cancer is beyond ageing women.  Aims : to evaluate and compare  various risk factors which may increase risk of breast cancer amongst  rural and urban  women of southern Rajasthan; a tribal belt. Material and Method: we analyzed, retrospective data of breast cancer patients  of M.B. Hospital from 1992 to 2006, relevant to age, residential status, age of menarche/ menopause, parity, age at 1^st child birth and menstrual status. Results: Rural breast cancer patients are younger (<45) than urban women, and majority rural patients were from low socio economic strata (62%). Percentage of 1st delivery after 30 years was almost double in urban patients. We didn’t find any difference in menstrual status and parity between two groups.