Based on the results of projections, the population of Asmat district in 2006 amounted to 72,874 people. Of that number 37,874 people (51.97%) are male inhabitants and 35,000 inhabitants (48.03%) are female population, with the number of households reached 17,647 households.

The population density reached 3.07 inhabitants per km2 total area. The highest density is in the Pantai Kasuari district with a density level of 6.96 inhabitants per km2. Next Fayit district density level 6.18 persons per km2. Meanwhile Suator district has the lowest density level of 1.96 inhabitants per km2 total area.