Single-A students are rural schools with a student population of less than 125 in grades 9-12.
| YEAR | CHAMPION | COACH | FINAL | RUNNER-UP |
| 73-74 | Winnipeg Joseph Wolinsky | Dave Merrick | 40-35 | Sprague Ross L. Gray |
| 74-75 | Shoal Lake | Bruce McLaren Lyle Wilson | 56-35 | Riverton |
| 75-76 | Riverton | 42-37 | Sprague Ross L. Gray | |
| 76-77 | Sprague Ross L. Gray | Terry Gotziaman | 56-37 | Shoal Lake |
| 77-78 | Niverville | Don Dulder | 65-56 | Winnipeg St. John’s Ravenscourt |
| 78-79 | Steinbach Christian | Gerald Barkman | 62-50 | Winnipeg Westgate Mennonite |
| 79-80 | Sprague Ross L. Gray | Don McWhirter | 87-69 | Arborg |
| 80-81 | Arborg | 42-35 | Roblin Goose Lake | |
| 81-82 | Steinbach Christian | Les Riediger | 56-52 | Winnipeg Joseph Wolinsky |
| 82-83 | Winnipeg Joseph Wolinsky | 58-49 | Steinbach Christian | |
| 83-84 | Winnipeg Joseph Wolinsky | 59-46 | Steinbach Christian | |
| 84-85 | Steinbach Christian | Ken Quiring | 61-52 | St. Boniface Diocesan |
| 85-86 | Winnipeg Joseph Wolinsky | 68-67 | Minnedosa | |
| 86-87 | Winnipeg St. Boniface Diocesan | 50-46 | Boissevain | |
| 87-88 | Morris | Bill Ginter | 47-37 | Fort Alexander |
| 88-89 | Winnipeg Joseph Wolinsky | Randy Lasiuk | 71-46 | Boissevain |
| 89-90 | Morris | Bill Ginter | 56-40 | Minnedosa |
| 90-91 | Elie St. Paul’s | Cheryl Cyrenne | 63-54 | Rossburn |
| 91-92 | St. Laurent | Art Koop | 62-60 | Rossburn |
| 92-93 | St. Laurent | Art Koop | 62-38 | Pinawa |
| 93-94 | Landmark | Al Thiessen | 59-50 | Treherne |
| 94-95 | St. Laurent | Art Koop | 43-36 | Steinbach Christian |
| 95-96 | Lac du Bonnet | Wayne Short | 58-51 | Rosenort |
| 96-97 | Lac du Bonnet | Wayne Short | 55-53 | Sprague Ross L. Gray |
| 97-98 | Lac du Bonnet | Russ Reid | 76-58 | Boissevain |
| 98-99 | Glenboro | Rick Scott | 71-40 | Boissevain |
| 99-00 | Glenboro | Rick Scott | 77-70 | Boissevain |
| 00-01 | Boissevain | Darren Hardy Rod Tutkaluke | 68-57 | Carberry |
| 01-02 | Ste. Anne Point Des Chenes | Phil Carter | 66-59 | Hodgson Peguis |
| 02-03 | Ste. Anne Pointe des Chenes | Phil Carter | 86-60 | Sprague Ross L. Gray |
| 03-04 | Pinawa | Ann Sisler | 65-42 | St. Laurent |
| 04-05 | Koostatak Charles Sinclair | Dion McKay | 79-68 | Sprague Ross L. Gray |
| 05-06 | Sprague Ross L. Gray | Jared Baines | 71-63 | Pinawa |
| 06-07 | Sprague Ross L. Gray | Jared Baines | 107-66 | Treherne |
| 07-08 | Glenboro | Ryan Diehl | 47-39 | St. Laurent |
| 08-09 | Treherne | Jamie Rae | 66-52 | Glenboro |
| 09-10 | Glenboro | Ryan Diehl | 89-70 | Rosenort |
| 10-11 | Sprague Ross L. Gray | Jared Baines | 86-79 | Glenboro |
| 11-12 | Sprague Ross L. Gray | Jared Baines | 94-93 | Glenboro |
| 12-13 | Sprague Ross L. Gray | Jared Baines | 70-56 | Glenboro |
| 13-14 | Glenboro | Ryan Diehl | 66-64 | Pinawa |
| 14-15 | Glenboro | Ryan Diehl | 62-45 | Sprague Ross L. Gray |
| 15-16 | Glenboro | Ryan Diehl | 85-62 | Sprague Ross L. Gray |
| 16-17 | Sprague Ross L. Gray | Rob Stradeski | 78-55 | Treherne |
| 17-18 | Pinawa | Brent Berry | 54-49 | Treherne |
| 18-19 | Pinawa | Brent Berry | 90-65 | Arborg |
| 19-20 | CANCELLED | (covid-19 pandemic) | —— | —————– |
| 20-21 | CANCELLED | (covid-19 pandemic) | —— | —————– |
| 21-22 | Glenboro | Ryan Diehl | 93-68 | Frontier Mosakahiken |
| 22-23 | Frontier Mosakahiken | Adam Khan/ Dale Nasekapow | 78-55 | Glenboro/Baldur Co-op |
| 23-24 | Frontier Mosakahiken | Adam Khan | 98-70 | Glenboro/Baldur Co-op |