Population Figures for Brandon
Based on Census Canada Figures
| Year | Population |
| 2021 | 51,313 |
| 2016 | 48,859 |
| 2011 | 46,061 |
| 2006 | 41,511 |
| 2001 | 37,716 |
| 1996 | 39,175 |
| 1992 | 38,567 |
| 1986 | 38,708 |
| 1982 | 36,343 |
| 1979 | 37,725 |
| 1977 | 34,901 |
| 1976 | 34,558 |
| 1973 | 34,300 |
| 1972 | 32,995 (annexation of area south of Richmond Avenue) |
| 1971 | 31,544 |
| 1969 | 30,727 |
| 1967 | 30,421 |
| 1965 | 29,629 |
| 1963 | 28,638 |
| 1961 | 27,944 |
| 1959 | 26,908 |
| 1957 | 25,807 |
| 1955 | 23,827 |
| 1953 | 22,230 |
| 1951 | 21,214 |
| 1949 | 20,045 |
| 1947 | 18,801 |
| 1945 | 17,415 |
| 1943 | 18,470 |
| 1941 | 17,888 |
| 1939 | 16,417 |
| 1938 | 17,417 |