| YEAR | POPULATION | % | Anglican | % | +/- | Roman Catholic | % | +/- | United | % | +/- | Salvation Army | % | +/- | Pentecostal | % | +/- | Baptist | % | +/- | Bible Students | Brethren in Christ | % | +/- | Buddhist | % | +/- | Christian and Missionary Alliance | % | +/- | Christian Organization | Christian Reformed | % | +/- | Christian Science | % | +/- | Church of Christ, Disciples | % | +/- | Church of Nazarene | % | +/- | Confucian | % | +/- | Congregationalist | % | +/- | Congregationalist and Presbyterian | Doukhobor | % | +/- | Eastern Non-Christian | Eastern Orthodox | Evangelical Church | Evangelical United Brethren | Free Kirk | % | +/- | Free Methodist Church | % | +/- | Greek Catholic | Greek Orthodox | % | +/- | In. Bible Students | Jehovah's Witness | % | +/- | Jewish | % | +/- | Kirk of Scotland | % | +/- | Lutheran | % | +/- | Mennonite | % | +/- | Moravian | % | +/- | Mormon | % | +/- | Plymouth Brethren | % | +/- | Presbyterian | % | +/- | Protestant | Reformed Church | % | +/- | Seventh Day Adventist | % | +/- | Ukrainian (Greek) Catholic | % | +/- | Unitarian | % | +/- | No Religion | % | +/- | Other | % | +/- |
| 1857 | 124,288 | N/A | 44,280 | 35.6 | N/A | 56,895 | 45.8 | N/A | 20,229 | 16.3 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 44 | 0.035 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 347 | 0.2792 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 536 | 0.4313 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 302 | 0.2430 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 1869 | 146,536 | 15 | 55,184 | 37.7 | 2.1 | 61,040 | 41.7 | -4.1 | 23,990 | 16.4 | 0.1 | N/A | N/A | N/A | N/A | N/A | N/A | 10 | 0.0068 | -0.028 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 338 | 0.2307 | -0.0485 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 573 | 0.3910 | -0.0403 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 401 | 0.2737 | 0.0307 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 1874 | 161,374 | 9 | 59,561 | 36.9 | -0.8 | 67,317 | 41.7 | 0 | 35,705 | 22.1 | 5.7 | N/A | N/A | N/A | N/A | N/A | N/A | 39 | 0.0242 | 0.017 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 461 | 0.2857 | 0.055 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 126 | 0.0781 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1,174 | 0.7275 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 1884 | 197,335 | 18 | 69,000 | 35.0 | -1.9 | 75,254 | 38.1 | -3.6 | 48,767 | 24.7 | 2.6 | N/A | N/A | N/A | N/A | N/A | N/A | 65 | 0.0329 | 0.0087 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 768 | 0.3892 | 0.1035 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1,349 | 0.6836 | 0.6055 | N/A | N/A | N/A | N/A | N/A | N/A | 1,495 | 0.7576 | 0.0301 | N/A | 637 | 0.3228 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 1891 | 202,040 | 2 | 69,824 | 34.6 | -0.4 | 72,696 | 36.0 | -2.1 | 53,276 | 26.4 | 1.7 | 2,092 | 1.0 | N/A | N/A | N/A | N/A | 47 | 0.0233 | -0.0096 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 782 | 0.3871 | -0.0021 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1,387 | 0.6865 | 0.0029 | N/A | N/A | N/A | N/A | N/A | N/A | 1,449 | 0.7172 | -0.0404 | N/A | 487 | 0.2410 | -0.0818 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A |
| 1901 | 220,984 | 8.5 | 73,008 | 33.0 | -1.6 | 75,989 | 34.4 | -1.6 | 61,388 | 27.8 | 1.4 | 6,594 | 3.0 | 2 | N/A | N/A | N/A | 174 | 0.0787 | 0.055 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 954 | 0.4317 | 0.0446 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1,377 | 0.6231 | -0.0634 | N/A | N/A | N/A | N/A | N/A | N/A | 1,497 | 0.6774 | -0.0398 | N/A | 3 | 0.001358 | -0.2396 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 174 | 0.0787 | N/A |
| 1911 | 242,619 | 8.9 | 78,616 | 32.4 | -0.6 | 81,177 | 33.5 | -0.9 | 68,042 | 28.1 | 0.3 | 10,141 | 4.2 | 1.2 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1,013 | 0.4175 | -0.0142 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1,291 | 0.5321 | -0.091 | N/A | N/A | N/A | N/A | N/A | N/A | 1,876 | 0.7732 | 0.0958 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 463 | 0.1908 | 0.1121 |
| 1921 | 263,033 | 7.7 | 84,665 | 32.2 | -0.2 | 86,576 | 32.9 | -0.6 | 74,205 | 28.2 | 0.1 | 13,023 | 5.0 | 0.8 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1,018 | 0.3870 | -0.0305 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 761 | 0.2893 | -0.2428 | N/A | N/A | N/A | N/A | N/A | N/A | 1,876 | 0.7132 | -0.06 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 909 | 0.3456 | 0.1548 |
| 1935 | 289,588 | 10 | 92,709 | 32.0 | -0.2 | 93,925 | 32.4 | -0.5 | 76,134 | 26.3 | -1.9 | 18,054 | 6.2 | 1.2 | 3,721 | 1.3 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 924 | 0.3191 | -0.0679 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1,460 | 0.5042 | -0.209 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 2,661 | 0.9189 | 0.5733 |
| 1945 | 321,819 | 10 | 100,878 | 31.4 | -0.6 | 106,006 | 32.9 | 0.5 | 80,094 | 24.9 | -1.4 | 22,571 | 7.0 | 0.8 | 7,558 | 2.4 | 1.1 | 18 | 0.0056 | N/A | 76 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 375 | N/A | N/A | N/A | 22 | 0.00684 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1,548 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 193 | N/A | N/A | N/A | 205 | 0.0637 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 1,164 | 0.3617 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 436 | 0.1355 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 98 | 0.0305 | N/A | 3,164 | 0.9832 | 0.0643 |
| 1951 | 361,416 | 11 | 109,090 | 30.2 | -1.2 | 121,544 | 33.6 | 0.7 | 85,571 | 23.7 | -1.2 | 28,017 | 7.8 | 0.8 | 11,237 | 3.1 | 0.7 | 249 | 0.0689 | 0.0633 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 36 | 0.00996 | 0.00312 | 35 | 0.00968 | N/A | N/A | N/A | N/A | 2 | 0.00055 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 66 | N/A | N/A | N/A | N/A | 2 | 0.000553 | N/A | 9 | 16 | 0.00443 | N/A | N/A | 556 | 0.1538 | N/A | 264 | 0.0730 | 0.0093 | N/A | N/A | N/A | 202 | 0.0559 | N/A | 3 | 0.00083 | N/A | N/A | N/A | N/A | 5 | 0.00138 | N/A | N/A | N/A | N/A | 1,914 | 0.5296 | N/A | N/A | N/A | N/A | N/A | 434 | 0.1201 | -0.0154 | 8 | 0.002214 | N/A | 2 | 0.0005534 | N/A | 113 | 0.0313 | 0.0008 | 2,049 | 0.5669 | -0.4163 |
| 1961 | 457,853 | 21 | 130,688 | 28.5 | -1.7 | 163,618 | 35.7 | 2.1 | 97,886 | 21.4 | -2.3 | 36,258 | 7.9 | 0.1 | 20,361 | 4.5 | 1.4 | 693 | 0.1514 | 0.0825 | N/A | 45 | 0.0098 | N/A | 1 | 0.000218 | N/A | 55 | 0.0120 | N/A | N/A | 6 | 0.0013 | N/A | 50 | 0.0109 | 0.00094 | 119 | 0.02599 | 0.0163 | 8 | 0.00175 | N/A | 2 | 0.00044 | -0.000117 | N/A | N/A | N/A | N/A | 1 | 0.000218 | N/A | N/A | N/A | N/A | 13 | N/A | N/A | N/A | 6 | 0.0013 | 0.000747 | N/A | 49 | 0.0107 | 0.00627 | N/A | 1,145 | 0.2501 | 0.0963 | 253 | 0.0553 | -0.0177 | N/A | N/A | N/A | 570 | 0.1245 | 0.0686 | 39 | 0.00852 | 0.00769 | N/A | N/A | N/A | 83 | 0.01813 | 0.01675 | 146 | 0.03189 | N/A | 2,510 | 0.5482 | 0.0186 | N/A | N/A | N/A | N/A | 595 | 0.12995 | 0.00985 | 153 | 0.03342 | 0.0312 | 15 | 0.003276 | 0.002723 | N/A | N/A | N/A | 2,485 | 0.5428 | -0.0241 |
| 1971 | 522,105 | 12 | 144,440 | 27.7 | -0.8 | 190,960 | 36.6 | 0.9 | 101,795 | 19.5 | -1.9 | 41,275 | 7.9 | 0 | 28,780 | 5.5 | 1 | 1,095 | 0.2097 | 0.0583 | N/A | 42 | 0.0080 | -0.0018 | 30 | 0.00575 | 0.00553 | 5 | 0.000958 | -0.011 | N/A | 5 | 0.000958 | -0.00034 | N/A | N/A | N/A | 45 | 0.00862 | -0.0174 | 45 | 0.00862 | 0.00687 | 5 | 0.00096 | 0.000521 | N/A | N/A | N/A | N/A | 5 | 0.000958 | 0.00074 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 20 | 0.00383 | 0.00253 | N/A | 115 | 0.0220 | 0.0113 | N/A | 1,860 | 0.3563 | 0.1062 | 220 | 0.0421 | -0.0132 | N/A | N/A | N/A | 520 | 0.0996 | -0.0249 | 45 | 0.00862 | 0.0001 | N/A | N/A | N/A | 30 | 0.00575 | -0.01238 | 10 | 0.001915 | -0.02998 | 3,050 | 0.5842 | 0.036 | N/A | N/A | N/A | N/A | 525 | 0.1006 | -0.0294 | 60 | 0.01149 | -0.0219 | 65 | 0.01245 | 0.009174 | 2,275 | 0.4357 | N/A | 4,410 | 0.8447 | 0.3019 |
| 1981 | 567,681 | 8 | 153,530 | 27.0 | -0.7 | 204,470 | 36.0 | -0.6 | 104,830 | 18.5 | -1 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 675 | 65 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 220 | 0.0388 | -0.0033 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 5,520 | 0.9724 | 0.5367 | 110 | 0.0194 | -0.8253 |
| 1991 | 568,474 | N/A | N/A | N/A | N/A | 208,895 | 36.8 | 0.8 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 343,965 | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | N/A | 9,270 | 1.6307 | 0.6583 | 1,805 | 0.3175 | 0.2981 |