About Our Association
The Northern California Officials Association has been serving our community for over 75 years, providing professional officiating services for high school baseball games across the region.
100+
Active Umpires
78+
Years of Service
1200+
Games Officiated
/Year

90
Schools Served

Our Mission
We are dedicated to maintaining the highest standards of officiating in high school baseball. Our mission is to ensure fair play, safety, and sportsmanship, while providing opportunities for our umpires to develop their skills and advance in their careers.
Professional development and continuing education programs
Mentorship opportunities for new officials
Consistent application of rules and regulations
Service Area
Lodi to Los Banos, San Andreas to Mariposa









