| Source | World Bank : Nominal (current), Nominal (constant), PPP (current), PPP (constant) |
| IMF World Economic Outlook (April 2024) | |
| Date | 31 Aug 2024 |
According to the IMF World Economic Outlook (April 2024), Belgium's nominal GDP in 2024 is projected to be around $655 billion at current prices. Based on PPP, Belgium's GDP in 2024 is forecast at 803 billion international dollars.
Belgium has the tenth-largest economy by GDP (nominal) and 11th by GDP (PPP) in Europe, the 23rd largest by nominal GDP in the world, and 37th by GDP (PPP).
| Year | GDP (billions of $/Int. $) | |
|---|---|---|
| Nominal | PPP | |
| 2023 | 630.11 | 775.28 |
| 2024 | 655.19 | 803.17 |
| 2025 | 673.25 | 827.09 |
| 2026 | 693.46 | 853.13 |
| 2027 | 714.15 | 879.89 |
| 2028 | 737.17 | 908.56 |
| 2029 | 759.32 | 937.52 |
| Year | GDP Nominal (billions of $) | GDP PPP (billions Int. $) | Share (%) to World | Rank/Total | ||||
|---|---|---|---|---|---|---|---|---|
| Current | Constant (2015) | Current | Constant (2021) | Nominal | PPP | Nominal | PPP | |
| 1960 | 11.81 | 106.63 | - | - | 0.866 | - | 15/104 | - |
| 1961 | 12.56 | 111.94 | - | - | 0.873 | - | 15/106 | - |
| 1962 | 13.44 | 117.78 | - | - | 0.871 | - | 15/108 | - |
| 1963 | 14.45 | 122.90 | - | - | 0.868 | - | 15/108 | - |
| 1964 | 16.17 | 131.45 | - | - | 0.885 | - | 15/108 | - |
| 1965 | 17.60 | 136.13 | - | - | 0.884 | - | 15/116 | - |
| 1966 | 18.89 | 140.43 | - | - | 0.877 | - | 15/117 | - |
| 1967 | 20.25 | 145.86 | - | - | 0.883 | - | 15/120 | - |
| 1968 | 21.65 | 151.98 | - | - | 0.873 | - | 15/121 | - |
| 1969 | 24.02 | 162.05 | - | - | 0.878 | - | 15/121 | - |
| 1970 | 26.71 | 172.35 | - | - | 0.890 | - | 15/141 | - |
| 1971 | 29.82 | 179.22 | - | - | 0.899 | - | 16/142 | - |
| 1972 | 37.21 | 188.71 | - | - | 0.971 | - | 15/142 | - |
| 1973 | 47.74 | 200.75 | - | - | 1.02 | - | 16/142 | - |
| 1974 | 56.03 | 209.91 | - | - | 1.05 | - | 16/142 | - |
| 1975 | 65.68 | 205.79 | - | - | 1.10 | - | 15/145 | - |
| 1976 | 71.11 | 217.42 | - | - | 1.09 | - | 15/145 | - |
| 1977 | 82.84 | 218.78 | - | - | 1.13 | - | 14/148 | - |
| 1978 | 101.25 | 225.00 | - | - | 1.16 | - | 16/147 | - |
| 1979 | 116.32 | 230.27 | - | - | 1.15 | - | 15/148 | - |
| 1980 | 126.83 | 240.50 | - | - | 1.11 | - | 16/155 | - |
| 1981 | 104.73 | 239.83 | - | - | 0.888 | - | 18/156 | - |
| 1982 | 92.10 | 241.26 | - | - | 0.791 | - | 19/158 | - |
| 1983 | 87.18 | 242.01 | - | - | 0.728 | - | 22/159 | - |
| 1984 | 83.35 | 247.98 | - | - | 0.670 | - | 22/161 | - |
| 1985 | 86.27 | 252.07 | - | - | 0.662 | - | 20/163 | - |
| 1986 | 120.02 | 256.67 | - | - | 0.782 | - | 17/163 | - |
| 1987 | 149.39 | 262.59 | - | - | 0.854 | - | 15/169 | - |
| 1988 | 162.30 | 274.99 | - | - | 0.830 | - | 18/172 | - |
| 1989 | 164.22 | 284.53 | - | - | 0.808 | - | 19/173 | - |
| 1990 | 205.33 | 293.46 | 186.14 | 421.28 | 0.900 | 0.629 | 19/188 | 32/186 |
| 1991 | 210.51 | 298.84 | 195.97 | 429.01 | 0.884 | 0.630 | 19/188 | 31/187 |
| 1992 | 234.78 | 303.41 | 203.50 | 435.57 | 0.922 | 0.626 | 19/191 | 31/188 |
| 1993 | 224.72 | 300.49 | 206.32 | 431.38 | 0.866 | 0.608 | 19/195 | 30/188 |
| 1994 | 244.88 | 310.19 | 217.53 | 445.30 | 0.876 | 0.609 | 19/196 | 30/189 |
| 1995 | 288.03 | 317.59 | 227.38 | 455.92 | 0.925 | 0.603 | 18/199 | 29/190 |
| 1996 | 279.20 | 321.78 | 230.93 | 461.95 | 0.876 | 0.578 | 19/199 | 33/190 |
| 1997 | 252.71 | 333.99 | 241.58 | 479.47 | 0.796 | 0.571 | 20/199 | 32/192 |
| 1998 | 258.53 | 340.54 | 248.64 | 488.88 | 0.816 | 0.569 | 21/201 | 33/192 |
| 1999 | 258.25 | 352.61 | 260.17 | 506.20 | 0.789 | 0.567 | 19/202 | 32/192 |
| 2000 | 236.79 | 365.71 | 284.86 | 525.01 | 0.700 | 0.578 | 21/203 | 29/194 |
| 2001 | 236.75 | 369.73 | 296.22 | 530.78 | 0.704 | 0.573 | 20/204 | 32/194 |
| 2002 | 258.38 | 376.04 | 312.90 | 539.84 | 0.740 | 0.578 | 19/208 | 31/195 |
| 2003 | 318.08 | 379.95 | 320.98 | 545.45 | 0.812 | 0.561 | 19/208 | 31/195 |
| 2004 | 369.22 | 393.52 | 334.14 | 564.93 | 0.837 | 0.540 | 20/208 | 32/195 |
| 2005 | 385.72 | 402.65 | 347.66 | 578.04 | 0.808 | 0.522 | 20/208 | 34/195 |
| 2006 | 408.26 | 412.93 | 371.91 | 592.80 | 0.789 | 0.510 | 20/209 | 35/196 |
| 2007 | 470.92 | 428.11 | 391.02 | 614.59 | 0.808 | 0.495 | 20/209 | 35/196 |
| 2008 | 517.33 | 430.03 | 405.73 | 617.34 | 0.807 | 0.485 | 22/210 | 37/199 |
| 2009 | 483.25 | 421.34 | 407.55 | 604.87 | 0.796 | 0.483 | 20/210 | 36/200 |
| 2010 | 481.42 | 433.40 | 434.01 | 622.19 | 0.724 | 0.483 | 23/210 | 35/200 |
| 2011 | 523.33 | 440.75 | 451.93 | 632.73 | 0.708 | 0.472 | 25/213 | 37/201 |
| 2012 | 496.15 | 444.01 | 469.72 | 637.41 | 0.656 | 0.466 | 25/211 | 37/199 |
| 2013 | 521.79 | 446.05 | 487.34 | 640.34 | 0.671 | 0.460 | 24/211 | 38/200 |
| 2014 | 535.39 | 453.09 | 503.62 | 650.45 | 0.670 | 0.458 | 24/212 | 36/199 |
| 2015 | 462.34 | 462.34 | 520.88 | 663.72 | 0.614 | 0.463 | 25/210 | 36/199 |
| 2016 | 476.06 | 468.19 | 550.68 | 672.13 | 0.622 | 0.470 | 23/210 | 35/198 |
| 2017 | 502.77 | 475.78 | 573.79 | 683.02 | 0.617 | 0.464 | 24/210 | 35/199 |
| 2018 | 543.30 | 484.31 | 600.27 | 695.26 | 0.627 | 0.456 | 23/210 | 35/199 |
| 2019 | 535.87 | 495.16 | 650.52 | 710.84 | 0.609 | 0.467 | 23/210 | 34/199 |
| 2020 | 526.02 | 468.89 | 643.06 | 673.14 | 0.615 | 0.463 | 23/209 | 35/198 |
| 2021 | 600.90 | 501.38 | 719.77 | 719.77 | 0.616 | 0.463 | 23/208 | 35/198 |
| 2022 | 583.61 | 516.49 | 797.84 | 741.47 | 0.577 | 0.463 | 25/202 | 35/194 |
| 2023 | 632.22 | 523.54 | 832.97 | 751.59 | 0.600 | 0.451 | 23/186 | 35/184 |