Background: The gestational trophoblastic diseases encompass a wide range of conditions that vary in their clinical presentation, their propensity for spontaneous resolution, local invasion and metastasis and their overall prognosis. Advanced or adolescent maternal age has consistently correlated with higher rates of complete Hydatidiform mole. Material and Methods: It is a retrospective record based study, performed in Department of pathology RIMS, Ranchi. Study population included all cases which were clinically suspected of gestational trophoblastic disease, with common clinical presentation of abnormal vaginal bleeding, amenorrhea, pain abdomen, from January 2017- December 2020. Results: Hydatidiform mole was found to be the most common form of gestational trophoblastic diseases. Our study shows maximum cases of GTD falls in the age group of 20-29 years followed by 30-39 years.