The tribes found in Yahukimo Regency are Yali, Hupla, Kimyal, Momuna, Una-Ukam, Mek, Yalimek, Ngalik, Tokuni, Obini, Karowai, Duwe, Obukain, Kopkaka and Bese.

[7] The population density in Yahukimo is relatively low compared to other areas in Papua, largely due to the difficult terrain and underdeveloped infrastructure.

The economy in Yahukimo is largely based on subsistence agriculture, with some people also involved in hunting and forest gathering.

Overall, Yahukimo's demographics reflect the diversity of local Papuan cultures and traditions, with challenges related to developing basic infrastructure and services in a remote and difficult-to-access area.

[8] Incident On December 9, 2005 , it was reported that around 55 residents of Krapon District died of starvation due to being late in planting tubers (hipere) which are a food source in the area.