2021 CMA estimates are out for Calgary. A considerable slowdown in growth due to pandemic.
2019 - 1,514,426
2020 - 1,544,817
2021 - 1,559,284
2019-2020 change: 30, 391
2020-2021 change: 14,467
https://www150.statcan.gc.ca/t1/tbl1/en/tv.action?pid=1710013501
StatsCan, Population estimates, July 1