Rangamati Sadar () is an upazila of Rangamati District in the Division of Chittagong, Bangladesh.
Rangamati Sadar is located at . It has a total area of 546.48 km<sup>2</sup>.
According to the 2022 Bangladeshi census, Rangamati Sadar Upazila had 35,596 households and a population of 146,601. 7.48% of the population were under 5 years of age. Rangamati Sadar had a literacy rate (age 7 and over) of 80.51%: 84.70% for males and 75.99% for females, and a sex ratio of 107.53 males for every 100 females. 120,003 (81.86%) lived in urban areas.
ð© Muslim majority ð§ Buddhist majority
As of the 2022 Bangladeshi census, Rangamati Sadar upazila had 35,614 households and a population of 146,601. 24,486 (19.63%) were under 10 years of age. Rangamati Sadar had an average literacy rate of 73.24%, compared to the national average of 74.80%, and a sex ratio of 884 females per 1000 males. 81.86% of the population lived in urban areas.The ethnic population was 69,883 (47.67%), of which Chakma were 60,449, Tanchangya 3,488, Marma 2,765 and Tripura 2,206.
ð© Bengali majority ð¨ Chakma majority
UNO: Refat Asma.
Rangamati Sadar Upazila is divided into Rangamati Municipality and six union parishads: Balukhali, Bandukbhanga, Jibtali, Kutukchari, Mogban, and Sapchari. The union parishads are subdivided into 21 mauzas and 178 villages.
There are many educational institutions.