United Kingdom has a population of 68,751,311 (2025 est.) — growing at 0.4% per year, median age 40.9 years, life expectancy 82.2 years. It is ranked #5 of 195 in the Magna Country Rankings (Power 82.72/100). Full demographics — fertility, urbanization, languages, religions — are on its Magna Factbook country file below.
