Thma Bang District is one of six districts (srok) and a municipality of Koh Kong Province in south-west Cambodia.

It is about 72 kilometres (45 mi) from central Koh Kong.

Thma Bang district has 6 communes comprising to 17 villages and occupies 3,465 square kilometres (1,338 sq mi).

About 98% of the population are farmers who depend on agriculture and forest resources hunting for living.

This Cambodian location article is a stub.