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2027 U.S. Master Nationals

Joseph D. Grant County Park

Date: Mar. 6 - 7, 2027
Location: San Jose, CA
Event Director: - 408.688.4482
Course Setters: Tac Sugiyama, Derek Maclean
Type: A; Annual championship for orienteers age 35 and up, consisting or two days of combined-time Classic courses (sanctioning has been approved); all the standard age classes and Open classes can enter in addition to the championship classes (details TBD) (pending park approval)

Related Event Information

Last Year’s Joe Grant Event

Please note that fees and time limits apply. Events are typically not canceled due to bad weather.


This will be the annual OUSA Masters Nationals championship for orienteers age 35 and up, consisting or two days of combined-time Classic courses. (Sanctioning has been approved.)

In addition to the championship classes, all the other standard age classes and the Open classes will be available.

This will be BAOC's "big event" in 2027, drawing participants from across the U.S.

Information will be available closer to the event.