| Year | Population | Growth Rate | Growth |
|---|
| 1950 | 602,056 | 0.00% | |
| 1951 | 604,001 | 0.32% | 1,945 |
| 1952 | 605,954 | 0.32% | 1,953 |
| 1953 | 607,909 | 0.32% | 1,955 |
| 1954 | 609,872 | 0.32% | 1,963 |
| 1955 | 611,842 | 0.32% | 1,970 |
| 1956 | 613,821 | 0.32% | 1,979 |
| 1957 | 615,800 | 0.32% | 1,979 |
| 1958 | 617,789 | 0.32% | 1,989 |
| 1959 | 619,785 | 0.32% | 1,996 |
| 1960 | 621,789 | 0.32% | 2,004 |
| 1961 | 623,795 | 0.32% | 2,006 |
| 1962 | 624,481 | 0.11% | 686 |
| 1963 | 623,834 | -0.10% | -647 |
| 1964 | 623,186 | -0.10% | -648 |
| 1965 | 622,541 | -0.10% | -645 |
| 1966 | 621,896 | -0.10% | -645 |
| 1967 | 621,252 | -0.10% | -644 |
| 1968 | 620,607 | -0.10% | -645 |
| 1969 | 619,964 | -0.10% | -643 |
| 1970 | 619,322 | -0.10% | -642 |
| 1971 | 619,691 | 0.06% | 369 |
| 1972 | 621,080 | 0.22% | 1,389 |
| 1973 | 622,469 | 0.22% | 1,389 |
| 1974 | 623,863 | 0.22% | 1,394 |
| 1975 | 625,259 | 0.22% | 1,396 |
| 1976 | 626,661 | 0.22% | 1,402 |
| 1977 | 628,063 | 0.22% | 1,402 |
| 1978 | 629,469 | 0.22% | 1,406 |
| 1979 | 630,878 | 0.22% | 1,409 |
| 1980 | 632,293 | 0.22% | 1,415 |
| 1981 | 633,144 | 0.13% | 851 |
| 1982 | 632,879 | -0.04% | -265 |
| 1983 | 632,613 | -0.04% | -266 |
| 1984 | 632,347 | -0.04% | -266 |
| 1985 | 632,082 | -0.04% | -265 |
| 1986 | 631,817 | -0.04% | -265 |
| 1987 | 631,552 | -0.04% | -265 |
| 1988 | 631,287 | -0.04% | -265 |
| 1989 | 631,023 | -0.04% | -264 |
| 1990 | 630,758 | -0.04% | -265 |
| 1991 | 630,493 | -0.04% | -265 |
| 1992 | 630,228 | -0.04% | -265 |
| 1993 | 629,964 | -0.04% | -264 |
| 1994 | 629,700 | -0.04% | -264 |
| 1995 | 629,436 | -0.04% | -264 |
| 1996 | 631,287 | 0.29% | 1,851 |
| 1997 | 633,138 | 0.29% | 1,851 |
| 1998 | 634,997 | 0.29% | 1,859 |
| 1999 | 636,862 | 0.29% | 1,865 |
| 2000 | 638,735 | 0.29% | 1,873 |
| 2001 | 640,608 | 0.29% | 1,873 |
| 2002 | 642,489 | 0.29% | 1,881 |
| 2003 | 644,375 | 0.29% | 1,886 |
| 2004 | 646,270 | 0.29% | 1,895 |
| 2005 | 648,165 | 0.29% | 1,895 |
| 2006 | 650,069 | 0.29% | 1,904 |
| 2007 | 651,977 | 0.29% | 1,908 |
| 2008 | 653,895 | 0.29% | 1,918 |
| 2009 | 655,812 | 0.29% | 1,917 |
| 2010 | 657,738 | 0.29% | 1,926 |
| 2011 | 659,669 | 0.29% | 1,931 |
| 2012 | 661,609 | 0.29% | 1,940 |
| 2013 | 663,549 | 0.29% | 1,940 |
| 2014 | 665,498 | 0.29% | 1,949 |
| 2015 | 667,452 | 0.29% | 1,954 |
| 2016 | 669,414 | 0.29% | 1,962 |
| 2017 | 671,377 | 0.29% | 1,963 |
| 2018 | 673,346 | 0.29% | 1,969 |
| 2019 | 675,403 | 0.31% | 2,057 |
| 2020 | 677,589 | 0.32% | 2,186 |
| 2021 | 679,895 | 0.34% | 2,306 |
| 2022 | 682,272 | 0.35% | 2,377 |
| 2023 | 684,549 | 0.33% | 2,277 |
| 2024 | 686,523 | 0.29% | 1,974 |
| 2025 | 688,582 | 0.30% | 2,059 |
| 2026 | 690,769 | 0.32% | 2,187 |
| 2027 | 693,045 | 0.33% | 2,276 |
| 2028 | 695,387 | 0.34% | 2,342 |
| 2029 | 697,738 | 0.34% | 2,351 |
| 2030 | 700,035 | 0.33% | 2,297 |
| 2031 | 702,255 | 0.32% | 2,220 |
| 2032 | 704,411 | 0.31% | 2,156 |
| 2033 | 706,502 | 0.30% | 2,091 |
| 2034 | 708,528 | 0.29% | 2,026 |
| 2035 | 710,487 | 0.28% | 1,959 |
Liege Population Data (Urban Area)
