- % of World Pop25.58%
| Year | Population | Density (km²) | Growth Rate |
| 2019 | 1,918,211,381 | 299.71 | 1.18% |
| 2015 | 1,827,847,310 | 285.60 | 1.26% |
| 2010 | 1,712,555,453 | 267.58 | 1.42% |
| 2005 | 1,588,623,899 | 248.22 | 1.66% |
| 2000 | 1,456,569,469 | 227.58 | 1.87% |
| 1995 | 1,323,030,420 | 206.72 | 2.06% |
| 1990 | 1,189,861,413 | 185.91 | 2.26% |
| 1985 | 1,060,289,488 | 165.67 | 2.42% |
| 1980 | 939,270,818 | 146.76 | 2.46% |
| 1975 | 833,065,335 | 130.16 | 2.37% |
| 1970 | 742,225,215 | 115.97 | 2.31% |
| 1965 | 662,778,048 | 103.56 | 2.24% |
| 1960 | 594,746,437 | 92.93 | 2.09% |
| 1955 | 538,392,558 | 84.12 | 1.87% |
| 1950 | 493,338,572 | 77.08 | 0.00% |
| Year | Population | Density (km²) | Growth Rate |
| 2020 | 1,940,369,612 | 303.18 | 1.16% |
| 2025 | 2,046,820,844 | 319.81 | 1.02% |
| 2030 | 2,143,126,834 | 334.86 | 0.86% |
| 2035 | 2,227,264,232 | 348.00 | 0.71% |
| 2040 | 2,297,260,027 | 358.94 | 0.56% |
| 2045 | 2,353,252,783 | 367.69 | 0.43% |
| 2050 | 2,396,166,661 | 374.39 | 0.32% |
| 2055 | 2,426,348,713 | 379.11 | 0.21% |
| 2060 | 2,443,086,506 | 381.72 | 0.09% |
| 2065 | 2,446,429,630 | 382.25 | -0.02% |
| 2070 | 2,436,854,619 | 380.75 | -0.12% |
| 2075 | 2,416,194,381 | 377.52 | -0.20% |
| 2080 | 2,386,911,640 | 372.95 | -0.27% |
| 2085 | 2,350,996,762 | 367.34 | -0.32% |
| 2090 | 2,310,381,196 | 360.99 | -0.36% |
| 2095 | 2,265,901,722 | 354.04 | -0.40% |