Prairie cities

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Largest cities on the Northern Great Plains*
Rank City State Population Subregion
1 Calgary Alberta 1,306,784 Northern Glaciated Plains
2 Edmonton Alberta 1,010,899 Northern Glaciated Plains
3 Winnipeg Manitoba 749,607 Lake Agassiz Plain
4 Saskatoon Saskatchewan 266,141 Northwestern Glaciated Plains
5 Regina Saskatchewan 226,404 Northwestern Glaciated Plains
6 Sioux Falls South Dakota 209,289 Western Corn Belt Plains
7 Fargo North Dakota 125,990 Lake Agassiz Plain
8 Billings Montana 117,116 Northwestern Great Plains
9 Red Deer Alberta 100,844 Northern Glaciated Plains
10 Lethbridge Alberta 98,406 Northwestern Glaciated Plains
11 Rapid City South Dakota 79,894 Northwestern Great Plains
12 Airdrie Alberta 74,100 Northern Glaciated Plains
13 Bismarck North Dakota 73,622 Northwestern Glaciated Plains
14 St. Albert Alberta 68,232 Northern Glaciated Plains
15 Cheyenne Wyoming 65,132 High Plains
16 Medicine Hat Alberta 63,271 Northwestern Glaciated Plains
17 Great Falls Montana 60,442 Northwestern Glaciated Plains
18 Grand Forks North Dakota 59,166 Lake Agassiz Plain
19 Casper Wyoming 59,038 Northwestern Great Plains
20 Brandon Manitoba 51,313 Northern Glaciated Plains

Notes:

  • City populations as defined by city limits.
  • Northern as defined by the Wyoming—Colorado and South Dakota—Nebraska borders.
  • The Great Plains as defined by the CEC.[1][2]
  1. "Great Plains". bplant.org. Retrieved 2025-12-12.
  2. "Ecoregion Locator". bplant.org. Retrieved 2025-12-12.