According to the Korea Times, the UN Population Fund (UNFPA) is preparing to launch the first census taken in the DPRK since 1993.
According to the artilce:
The United Nations Population Fund (UNFPA) said it has conducted data-collecting education to North Koreans and has been inspecting regional-level education for a population census in which as many as 35,200 field researchers and 7,500 inspectors will be dispatched
The census will take place between October 1-15.