Naniarchar () is an upazila of Rangamati District in the Division of Chittagong, Bangladesh.
Naniarchar is located at . It has a total area of .
According to the 2022 Bangladeshi census, Naniarchar Upazila had 11,621 households and a population of 48,523. 8.81% of the population were under 5 years of age. Naniarchar had a literacy rate (age 7 and over) of 69.18%: 75.83% for males and 62.34% for females, and a sex ratio of 102.97 males for every 100 females. 13,379 (27.57%) lived in urban areas.
ð¨ Buddhist majority
As of the 2022 Bangladeshi census, Naniarchar upazila had a population of 48,523. The ethnic population was 39,659 (81.73%), of which Chakma were 38,766 and Marma 842.
ð¨ Chakma majority
UNO: Mohammad Amimul Ahsan Khan.
Naniarchar Upazila is divided into four union parishads: Burighat, Ghilachhari, Naniarchar, and Sabekkhong. The union parishads are subdivided into 20 mauzas and 158 villages.