2021 MEN’S Championship ARCHIVE
| EVENT | DATE | DEADLINE | LOCATION | |
| CGA Four-Ball Championship | April 30 – May 2 | April 22 | Legacy Ridge Golf Course, Westminster | |
| CGA Senior Four-Ball Championship | May 25 – 27 | May 20 | Thorncreek Golf Course, Thornton | |
| The 121st CGA Match Play Championship | June 7 – 12 | May 20 | CommonGround Golf Course & Colorado Golf Club | |
| Match Play Qualifier #1 (Senior Match Play Qualifier #1) | May 16 | May 10 | Tiara Rado Golf Course, Grand Junction | |
| Match Play Qualifier #2 | May 24 | May 20 | Spring Valley Golf Club, Elizabeth | |
| Match Play Qualifier #3 | June 1 | May 20 | The Broadlands Golf Course, Broomfield | |
| Last Chance Qualifier | June 3 | June 1 | CommonGround Golf Course, Aurora | |
| The 52nd CGA Senior Match Play Championship | June 21 – 25 | May 28 | Black Bear Golf Club, Parker | |
| Senior Match Play Qualifier #1 (CGA Match Play Qualifier #1) | May 16 | May 10 | Tiara Rado Golf Course, Grand Junction | |
| Senior Match Play Qualifier #2 | June 3 | May 28 | Saddle Rock Golf Course, Aurora | |
| Senior Match Play Qualifier #3 | June 14 | May 28 | Flatirons Golf Course, Boulder | |
| CGA Super-Senior Match Play Championship | June 28 – July 1 | June 14 | Flatirons Golf Course, Boulder | |
| The 85th CGA Amateur Championship | July 15 – 18 | June 23 | Country Club of Colorado, Colorado Springs | |
| Qualifier #1 | June 28 | June 23 | River Valley Ranch, Carbondale | |
| Qualifier #2 | June 29 | June 23 | Collindale Golf Course, Fort Collins | |
| Qualifier #3 | July 6 | June 23 | Coal Creek Golf Course, Louisville | |
| Qualifier #4 | July 7 | June 23 | Patty Jewett Golf Course, Colorado Springs | |
| Qualifier #5 (U.S. Amateur Qualifier #1) | July 12 | June 23 | Columbine Country Club, Littleton | |
| Last Chance Qualifier | July 13 | July 11 | CommonGround Golf Course, Aurora | |
| Super-Senior Amateur Championship | August 9 – 10 | August 4 | Ute Creek Golf Course, Longmont | |
| Western Chapter Championship | August 14 – 15 | August 11 | Gypsum Creek Golf Course, Gypsum | |
| The 50th CGA Senior Amateur Championship | September 21 – 23 | August 25 | Cornerstone Club, Montrose | |
| Qualifier #1 (U.S. Senior Amateur Qualifier) | July 26 | August 25 | Ptarmigan Country Club, Fort Collins | |
| Qualifier #2 | August 31 | August 25 | Broken Tee Golf Course, Engelwood | |
| Qualifier #3 | September 1 | August 25 | Saddleback Golf Course, Firestone | |
| Qualifier #4 (CGA Mid-Amateur Qualifier #2) | September 8 | August 25 | Walking Stick Golf Course, Pueblo | |
| Qualifier #5 (CGA Mid-Amateur Qualifier #3) | September 8 | August 25 | The Bridges at Montrose, Montrose | |
| Last Chance Qualifier | September 16 | Sept. 10 | Indian Tree Golf Club, Arvada | |
| The 35th CGA Mid-Amateur Championship | October 1 – 3 | September 2 | City Park Golf Course, Denver | |
| Qualifier #1 (U.S. Mid-Amateur Qualifier) | August 19 | September 2 | Highland Meadows Golf Course, Windsor | |
| Qualifier #2 (CGA Senior-Amateur Qualifier #4) | September 8 | September 2 | Walking Stick Golf Course, Pueblo | |
| Qualifier #3 (Senior Amateur Qualifier #5) | September 8 | September 2 | The Bridges at Montrose, Montrose | |
| Qualifier #4 | September 9 | September 2 | Buffalo Run Golf Course, Commerce City | |
| Qualifier #5 | September 13 | September 2 | Twin Peaks Golf Course, Longmont | |
| Last Chance Qualifier | September 28 | September 23 | Thorncreek Golf Course, Thornton | |
| Parent-Child Championship | October 9 – 10 | Oct. 2 | Ironbridge Golf Club, Glenwood Springs | |
| 2021 Colorado Cup Matches | October 13 | The Pinery Country Club, Parker | ||