Melanesia includes the following countries:
| Year | Population | Density (km²) | Growth Rate |
|---|---|---|---|
| 2020 | 11,122,996 | 21.00 | 1.87% |
| 2015 | 10,121,715 | 19.11 | 1.91% |
| 2010 | 9,187,924 | 17.35 | 2.16% |
| 2005 | 8,232,149 | 15.54 | 2.04% |
| 2000 | 7,473,493 | 14.11 | 2.12% |
| 1995 | 6,683,217 | 12.62 | 2.30% |
| 1990 | 5,973,187 | 11.28 | 2.20% |
| 1985 | 5,349,559 | 10.10 | 2.48% |
| 1980 | 4,697,799 | 8.87 | 2.62% |
| 1975 | 4,140,096 | 7.82 | 2.55% |
| 1970 | 3,654,634 | 6.90 | 2.43% |
| 1965 | 3,251,691 | 6.14 | 2.31% |
| 1960 | 2,908,934 | 5.49 | 2.10% |
| 1955 | 2,646,016 | 5.00 | 1.57% |
| 1950 | 2,493,452 | 4.71 | 0.00% |
| Year | Population | Density (km²) | Growth Rate |
|---|---|---|---|
| 2095 | 24,207,647 | 45.71 | 0.35% |
| 2090 | 23,754,632 | 44.85 | 0.42% |
| 2085 | 23,223,078 | 43.85 | 0.50% |
| 2080 | 22,610,448 | 42.69 | 0.59% |
| 2075 | 21,915,267 | 41.38 | 0.68% |
| 2070 | 21,147,597 | 39.93 | 0.77% |
| 2065 | 20,308,536 | 38.35 | 0.87% |
| 2060 | 19,409,735 | 36.65 | 0.97% |
| 2055 | 18,459,586 | 34.86 | 1.07% |
| 2050 | 17,468,803 | 32.99 | 1.17% |
| 2045 | 16,441,241 | 31.05 | 1.29% |
| 2040 | 15,386,702 | 29.05 | 1.41% |
| 2035 | 14,314,758 | 27.03 | 1.53% |
| 2030 | 13,234,365 | 24.99 | 1.65% |
| 2025 | 12,164,423 | 22.97 | 1.77% |
| 2020 | 11,122,996 | 21.00 | 1.87% |