League Calendar – Western Slope Area
2026 Season: Calendar, Deadlines, Days of Play
Summary Calendar
| League | Minimum Roster Deadline | Season Starts | Season Ends | Score Entry Deadline | District Championships |
|---|---|---|---|---|---|
| USTA Mixed 18 & Over | March 18 | April 1 | May 13 | May 17 | June 5-7 |
| USTA Adult 18 & Over | March 16 | March 30 | May 19 | May 31 | June 19-21 * |
| USTA Adult 55 & Over | April 23 | May 7 | June 18 | June 21** | July 10-12 |
| CTA Women’s Daytime Doubles | April 21 | May 5 | June 16 | July 7 | N/A |
| USTA Adult 40 & Over | May 11 | May 25 | July 14 | July 19 ** | August 14-16 * |
| CTA Women’s 2.5 (18 & Over) | May 11 | May 25 | July 13 | August 3 | N/A |
| CTA Adult 18-39 | May 11 | May 25 | July 14 | August 4 | N/A |
| USTA Tri-Level | June 9 | June 23 | August 6 | August 10 | September 18-20 |
| USTA Adult 65 & Over | June 25 | July 9 | August 20 | August 23 | September 8-10 |
| CTA Women’s Summer Daytime | June 23 | July 7 | August 18 | September 8 | N/A |
| ITA Mixed | June 17 | July 1 | August 19 | August 23 | September 18-20 |
| CTA Twilight | July 13 | July 27 | September 15 | October 9 | N/A |
Calendar Notes
* USTA Adult 18 & Over / USTA Adult 40 & Over: If there is more than one local flight within an NTRP Level, regular season winners and any wildcard teams advance to a single elimination Flight Playoff prior to Districts. Winners of the Flight Playoffs advance to Districts. See “All Deadlines and Important Dates” for more info.
** Score Entry Deadline – Identified that some players may have a District or Sectional Championship match scheduled on the same day.
Deadlines and Important Dates by League
USTA Mixed 18 & Over
| Minimum Roster Deadline | Season Starts | Season Ends | Score Entry Deadline | District Championships |
| March 18 | April 1 | May 13 | May 17 | June 5-7 |
| Registration Opens: | February 1 |
| USTA Colorado League Fee: | $33 (League Fee) + $20 (GJTC Court Fee) + Active.com Processing Fee |
| Minimum Roster Deadline: | March 18 |
| Minimum # of Players on Roster: | 6 Players |
| Match Schedules Available: | March 25 |
| Season Starts: | April 1 |
| Season Ends: | May 13 |
| Player Deletion Deadline: | May 18 |
| Score Entry Deadline: | May 17 by 11:59pm |
| District Schedules Available: | May 29 by 6:00pm |
| District Championships: | June 5-7 |
| Sectional Championships: | More Info |
| National Championships: | More Info |
| USTA Mixed 18 & Over League Details: | League Info |
USTA Adult 18 & Over
| Minimum Roster Deadline | Season Starts | Season Ends | Score Entry Deadline | District Championships |
| March 16 | March 30 | May 19 | May 31 | June 19-21 |
| Registration Opens: | February 1 |
| USTA Colorado League Fee: | $33 (League Fee) + $20 (GJTC Court Fee) + Active.com Processing Fee |
| Minimum Roster Deadline: | March 16 |
| Minimum # of Players on Roster: | 8 Players: NTRP 3.0 – 4.5 (75% In-Level Rule) 5 Players: NTRP 2.5, 5.0 5 Players: 5.0 & Above (non-advancing) |
| Match Schedules Available: | April 30 |
| Season Starts: | March 30 |
| Season Ends: | May 19 |
| Player Deletion Deadline: | May 29 |
| Score Entry Deadline: | May 31 by 11:59pm |
| District Schedules Available: | June 15 by 6:00pm |
| District Championships: | June 19-21 |
| Sectional Championships: | More Info |
| National Championships: | More Info |
| USTA Adult 18 & Over League Details: | League Info |
USTA Adult 55 & Over
| Minimum Roster Deadline | Season Starts | Season Ends | Score Entry Deadline | District Championships |
| April 23 | May 7 | June 18 | June 21** | July 10-12 |
| Registration Opens: | March 1 |
| USTA Colorado League Fee: | $33 (League Fee) + $20 (GJTC Court Fee) + Active.com Processing Fee |
| Minimum Roster Deadline: | April 23 |
| Minimum # of Players on Roster: | 6 Players |
| Match Schedules Available: | April 30 |
| Season Starts: | May 7 |
| Season Ends: | June 18 |
| Player Deletion Deadline: | June 13 |
| Score Entry Deadline: | June 21 by 11:59pm** |
| District Schedules Available: | July 3 by 6:00pm |
| District Championships: | July 10-12 |
| Sectional Championships: | More Info |
| National Championships: | More Info |
| USTA Adult 55 & Over League Details: | League Info |
CTA Women’s Daytime Doubles
| Minimum Roster Deadline | Season Starts | Season Ends | Score Entry Deadline | District Championships |
| April 21 | May 5 | June 16 | July 7 | N/A |
| Registration Opens: | March 1 |
| USTA Colorado League Fee: | $33 (League Fee) + $20 (GJTC Court Fee) + Active.com Processing Fee |
| Minimum Roster Deadline: | April 21 |
| Minimum # of Players on Roster: | 6 Players (75% In-Level Rule) |
| Match Schedules Available: | April 28 |
| Season Starts: | May 5 |
| Season Ends: | June 16 |
| Player Deletion Deadline: | June 19 |
| Score Entry Deadline: | July 7 by 11:59pm |
| CTA Women’s Daytime Doubles League Details: | League Info |
USTA Adult 40 & Over
| Minimum Roster Deadline | Season Starts | Season Ends | Score Entry Deadline | District Championships |
| May 11 | May 25 | July 14 | July 19 ** | August 14-16 |
| Registration Opens: | April 1 |
| USTA Colorado League Fee: | $33 (League Fee) + $20 (GJTC Court Fee) + Active.com Processing Fee |
| Minimum Roster Deadline: | May 11 |
| Minimum # of Players on Roster: | 9 Players: NTRP 3.0-4.5 (75% In-Level Rule) 3 Players: NTRP 5.0 (non-advancing) |
| Match Schedules Available: | May 18 |
| Season Starts: | May 25 |
| Season Ends: | July 14 |
| Player Deletion Deadline: | July 17 |
| Score Entry Deadline: | July 19 by 11:59pm ** |
| District Schedules Available: | August 7 by 6:00pm |
| District Championships: | August 14-16 |
| Sectional Championships: | More Info |
| National Championships: | More Info |
| USTA Adult 40 & Over League Details: | League Info |
CTA Women’s 2.5 (18 & Over)
| Minimum Roster Deadline | Season Starts | Season Ends | Score Entry Deadline | District Championships |
| May 11 | May 25 | July 13 | August 3 | N/A |
| Registration Opens: | April 1 |
| USTA Colorado League Fee: | $33 (League Fee) + $20 (GJTC Court Fee) + Active.com Processing Fee |
| Minimum Roster Deadline: | May 11 |
| Minimum # of Players on Roster: | 5 Players |
| Match Schedules Available: | May 18 |
| Season Starts: | May 25 |
| Season Ends: | July 13 |
| Player Deletion Deadline: | July 17 |
| Score Entry Deadline: | August 3 by 11:59pm |
| CTA Women’s 2.5 (18 & Over) League Details: | League Info |
CTA Adult 18-39
| Minimum Roster Deadline | Season Starts | Season Ends | Score Entry Deadline | District Championships |
| May 11 | May 25 | July 14 | August 4 | N/A |
| Registration Opens: | April 1 |
| USTA Colorado League Fee: | $33 (League Fee) + $20 (GJTC Court Fee) + Active.com Processing Fee |
| Minimum Roster Deadline: | May 11 |
| Minimum # of Players on Roster: | 5 Players (75% In-Level Rule) |
| Match Schedules Available: | May 18 |
| Season Starts: | May 25 |
| Season Ends: | July 14 |
| Player Deletion Deadline: | July 17 |
| Score Entry Deadline: | August 4 by 11:59pm |
| Trio League Details: | League Info |
USTA Tri-Level
| Minimum Roster Deadline | Season Starts | Season Ends | Score Entry Deadline | District Championships |
| June 9 | June 23 | August 6 | August 10 | September 18-20 |
| Registration Opens: | May 1 |
| USTA Colorado League Fee: | $33 (League Fee) + $20 (GJTC Court Fee) + Active.com Processing Fee |
| Minimum Roster Deadline: | June 9 |
| Minimum # of Players on Roster: | 6 Players: 2 per NTRP Level |
| Match Schedules Available: | June 16 |
| Season Starts: | June 23 |
| Season Ends: | August 6 |
| Player Deletion Deadline: | August 7 |
| Score Entry Deadline: | August 10 by 11:59pm |
| District Schedules Available: | September 11 by 6:00pm |
| District Championships: | September 18-20 |
| Sectional Invitational: | More Info |
| National Invitational: | More Info |
| USTA Tri-Level League Details: | League Info |
USTA Adult 65 & Over
| Minimum Roster Deadline | Season Starts | Season Ends | Score Entry Deadline | District Championships |
| June 25 | July 9 | August 20 | August 23 | September 8-10 |
| Registration Opens: | May 1 |
| USTA Colorado League Fee: | $33 (League Fee) + $20 (GJTC Court Fee) + Active.com Processing Fee |
| Minimum Roster Deadline: | June 25 |
| Minimum # of Players on Roster: | 6 Players |
| Match Schedules Available: | July 2 |
| Season Starts: | July 9 |
| Season Ends: | August 20 |
| Player Deletion Deadline: | August 7 |
| Score Entry Deadline: | August 23 by 11:59pm |
| District Schedules Available: | September 1 by 6:00pm |
| District Championships: | September 8-10 |
| Sectional Invitational: | More Info |
| National Invitational: | More Info |
| USTA Adult 65 & Over League Details: | League Info |
CTA Women’s Summer Daytime
| Minimum Roster Deadline | Season Starts | Season Ends | Score Entry Deadline | District Championships |
| June 23 | July 7 | August 18 | September 8 | N/A |
| Registration Opens: | May 1 |
| USTA Colorado League Fee: | $33 (League Fee) + $20 (GJTC Court Fee) + Active.com Processing Fee |
| Minimum Roster Deadline: | June 23 |
| Minimum # of Players on Roster: | 5 Players (75% In-Level Rule) |
| Match Schedules Available: | June 30 |
| Season Starts: | July 7 |
| Season Ends: | August 18 |
| Player Deletion Deadline: | August 7 |
| Score Entry Deadline: | September 8 by 11:59pm |
| CTA Women’s Summer Daytime League Details: | League Info |
ITA Mixed
| Minimum Roster Deadline | Season Starts | Season Ends | Score Entry Deadline | District Championships |
| June 17 | July 1 | August 19 | August 23 | September 18-20 |
| Registration Opens: | May 1 |
| USTA Colorado League Fee: | $33 (League Fee) + $20 (GJTC Court Fee) + Active.com Processing Fee |
| Minimum Roster Deadline: | June 17 |
| Minimum # of Players on Roster: | 6 Players |
| Match Schedules Available: | June 24 |
| Season Starts: | July 1 |
| Season Ends: | August 19 |
| Player Deletion Deadline: | August 24 |
| Score Entry Deadline: | August 23 by 11:59pm |
| District Schedules Available: | September 11 by 6:00pm |
| District Championships: | September 18-20 |
| Sectional Championships: | More Info |
| ITA Mixed League Details: | League Info |
CTA Twilight
| Minimum Roster Deadline | Season Starts | Season Ends | Score Entry Deadline | District Championships |
| July 13 | July 27 | September 15 | October 9 | N/A |
| Registration Opens: | May 1 |
| USTA Colorado League Fee: | $33 (League Fee) + $20 (GJTC Court Fee) + Active.com Processing Fee |
| Minimum Roster Deadline: | June 13 |
| Minimum # of Players on Roster: | 5 Players (75% In-Level Rule) |
| Match Schedules Available: | July 20 |
| Season Starts: | July 27 |
| Season Ends: | September 15 |
| Player Deletion Deadline: | September 4 |
| Score Entry Deadline: | October 9 by 11:59pm |
| CTA Twilight League Details: | League Info |
Day of Week and Time of Day by NTRP Level
| League | Sunday | Monday | Tuesday | Wednesday | Thursday | Friday | Saturday |
|---|---|---|---|---|---|---|---|
| USTA Mixed 18 & Over | 5:30PM & 7:00PM 6.0, 7.0, 8.0, 9.0 | ||||||
| USTA Adult 18 & Over | 5:30PM & 7:00PM W2.5, W3.0, W3.5, W4.0, W4.5 | 5:30PM & 7:00PM M3.0, M3.5, M4.0, M4.5 | |||||
| USTA Adult 55 & Over | 5:30PM & 7:00PM W6.0, W7.0, W8.0 M6.0, M7.0, M8.0 | ||||||
| CTA Women’s Daytime Doubles | 10:00AM W2.5, W3.0, W3.5, W4.0, W4.5 | ||||||
| USTA Adult 40 & Over | 5:30PM & 7:00PM W3.0, W3.5, W4.0, W4.5 | 5:30PM & 7:00PM M3.0, M3.5, M4.0, M4.5 | |||||
| CTA Adult 18-39 | 5:30PM & 7:00PM W3.0, W3.5, W4.0, W4.5 | 5:30PM & 7:00PM M3.0, M3.5, M4.0, M4.5 | |||||
| CTA Women’s 2.5 (18 & Over) | 5:30PM & 7:00PM W2.5 | ||||||
| USTA Tri-Level | 5:30PM & 7:00PM Women | 5:30PM & 7:00PM Men | 5:30PM & 7:00PM Men | ||||
| CTA Women’s Summer Daytime | 10:00AM W2.5, W3.0, W3.5, W4.0, W4.5 | ||||||
| USTA Adult 65 & Over | 5:30PM & 7:00PM W6.0, W7.0, W8.0 M6.0, M7.0, M8.0 | ||||||
| ITA Mixed | 5:30PM & 7:00PM 5.5, 6.5, 7.5, 8.5, 9.5 | ||||||
| CTA Twilight | 5:30PM & 7:00PM W2.5, W3.0, W3.5, W4.0, W4.5 | 5:30PM & 7:00PM M3.0, M3.5, M4.0, M4.5 |