knowledge Countries in the world by population (2021)
Countries in the world by population (2021) # Country (or dependency) Population (2020) Yearly Change Net Change Density (P/Km²) Land Area (Km²) Migrants (net) Fert. Rate Med. Age Urban Pop % World Share 1 China 1,439,323,776 0.39 % 5,540,090 153 9,388,211 -348,399 1.7 38 61 % 18.47 % 2 India 1,380,004,385 0.99 % 13,586,631 464 2,973,190 -532,687 2.2 28 35 % 17.70 % 3 United States 331,002,651 0.59 % 1,937,734 36 9,147,420 954,806 1.8 38 83 % 4.25 % 4 Indonesia 273,523,615 1.07 % 2,898,047 151 1,811,570 -98,955 2.3 30 56 % 3.51 % 5 Pakistan 220,892,340 2.00 % 4,327,022 287 770,880 -233,379 3.6 23 35 % 2.83 % 6 Brazil 212,559,417 0.72 % 1,509,890 25 8,358,140 21,200 1.7 33 88 % 2.73 % 7 Nigeria 206,139,589 2.58 % 5,175,990 226 910,770 -60,000 5.4 18 52 % 2.64 % 8 Bangladesh 164,689,383 1.01 % 1,643,222 1,265 130,170 -369,501 2.1 28 39 % 2.11 % 9 Russia 145,934,462 0.04 % 62,206 9 16,376,870 182,456 1.8 40 74 % 1.87 % 10 Mexico 128,932,753 1.06 % 1,357,224 66 1,943,950 -60,000 2.1 29 84