Papua New Guinea has a population of 10,273,996 (2025 est.) — growing at 2.22% per year, median age 21.9 years, life expectancy 70.1 years. It is ranked #125 of 195 in the Magna Country Rankings (Power 38.41/100). Full demographics — fertility, urbanization, languages, religions — are on its Magna Factbook country file below.