Teknaf Upazila

Teknaf (টেকনাফ Ṭeknaf) is an upazila of Cox's Bazar District in the Division of Chittagong, Bangladesh. It forms the southernmost point in mainland Bangladesh (St. Martin's Island is the southernmost point). The name of the region comes from the Naf River which forms the Eastern boundary of the upazila. It shares a border with Myanmar, opposite the town of Maungdaw.

Geography
Teknaf is located at 20.8667°N, 92.3°W. It has 23,675 households and a total area of 388.66 km2. The tidal range at the Teknaf coastal area is strongly influenced by the Naaf river estuary. The area has a warm tropical climate and sufficient rainfall to enable it to support a wide biological diversity.

Teknaf Peninsula is one of the longest sandy beach ecosystems (80 km) in the world. It represents a transitional ground for the fauna of the Indo-Himalayan and Indo-Malayan ecological sub-regions. Important habitats at the site include mangrove, mudflats, beaches and sand dunes, canals and lagoons and marine habitat. Mangrove forest occurs in Teknaf peninsula both as natural forest with planted stands and mostly distributed in the inter-tidal zone. The Teknaf peninsula mangroves support the habitat of 161 different species of fish. Teknaf reserved forest is one of the oldest reserved forests in Bangladesh.

Climate
Teknaf has a tropical monsoon climate (Am) with warm, dry winters and warm, extremely rainy summers.

Demographics
As of the 2011 Bangladesh census, Teknaf upazila had 46,328 households and a population of 264,389. 85,875 (32.48%) were under 10 years of age. Teknaf had an average literacy rate of 26.68%, compared to the national average of 51.8%, and a sex ratio of 986 females per 1000 males. 51,440 (19.46%) of the population lived in urban areas. Ethnic population is 3,008 (1.14%), of which 1,609 were Tanchangya, 1,003 Rakhine and 235 Chakma.

According to the 1991 Bangladesh census, Teknaf had a population of 152,557. Males constituted 51.81% of the population, and females 48.19%. The population aged 18 or over was 64,417. Teknaf had an average literacy rate of 16.6% (7+ years), against the national average of 32.4%.

Administration
Teknaf Upazila is divided into Teknaf Municipality and six union parishads: Baharchara, Hnila, Sabrang, Saint Martin, Teknaf, and Whykong. The union parishads are subdivided into 12 mauzas and 146 villages.

Teknaf Municipality is subdivided into 9 wards and 16 mahallas.