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Scoring Format: Vary based on group size
- Groups of 3 will play best two out 3 sets (Next game wins at 3-3), 7 point tiebreaker in lieu of a third set. No Ads.
- Groups of 4 will play a set to 6 (Next game wins at 5-5). No Ads
- Groups of 5+ will play a set to 4 (Next game wins at 3-3). Tiebreak at 4-4. No Ads
Additional Information:
Orange Ball Racket. Players must use a racket that is no longer than 25 inches (63.5 cm). https://www.usta.com/content/dam/usta/2021-pdfs/2021-Net-Generation-Pathway-Regulations.pdf
USTA SoCal 2026 10U Green Ball Grand Prix Series
The USTA Southern California 10U Green Ball Grand Prix Series is for players residing in Southern California. Top point earners from each season will be invited to a two-day Early Development Camp, focusing on fundamentals and athletic development for 10U players.
All players will be part of the USTA Net Generation Pathway and earn Net Generation PlayTracker points. USTA Junior Circuits do not contribute to National rankings.
Eligibility:
To participate in the Green Ball Junior Circuit, players must meet one of the following criteria:
9 years old, or
Have earned 1,000 orange ball play points, or
Be at least 7 years old and have successfully been assessed by a Safe Play approved USPTA or PTR* certified coach who has completed the Net Generation assessment training. Learn how to use the assessment tool here .
Note: Players' All-Star Series standings will be published weekly on the Match Tennis App
The schedule for the 10U Green Ball Grand Prix Series season can be found here Green Ball Calendar
Seasons Schedule:
Grand Prix Circuit Season
The Winter season will run from Dec 6, 2025 to March 15, 2026. The end-of-the-season camp will be held on April 11-12, 2026. The site is TBD.
The last Grand Prix Tournament date that will count towards the points race for the 10U Invitational Early Development Camp will be March 15, 2026
Invites to go out by March 20, 2026
The Spring Grand Prix season will run from March 21, 2026 to June 14, 2026. The end-of-the-season camp will be held on July 11-12, 2026. The site is TBD.
Spring/Summer season will begin on March 21, 2026 - June 14, 2026. The last Grand Prix Tournament date that will count towards the points race for the 10U Early Education Camp will be June 14, 2026
Invites to go out by June 19, 2026
The Summer/Fall Grand Prix Season will run from June 20, 2026 - October 18th, 2026. The end-of-season camp will be held on November 14-15, 2026. The site isTBD..
Summer/Fall Season will begin on June 20, 2026.
The last grand prix tournament date that will count towards the points race for the 10U Early Education Camp will be October 18th, 2026
Invites to go out by October 23, 2026
For the full tournament schedule, please refer to the Green Ball Calendar.
For every match won, player receives 8 points (max 4 matches)
R & O organizes clinics, tournaments, and JTT for players in San Diego.