About the Race
The Guam Ko'ko' Half Marathon is moving to Guam's capital city of Hagåtña! Register now and get ready to experience the history and culture of Guam. Now in its 12th year, the event will be bigger and better in its new home.
All races will start and end at Chamorro Village in the heart of Hagåtña.
About the Ko'ko' Bird
Although the Guam Ko'Ko' Half Marathon will be a super fun event, it supports a very serious plight - to raise awareness for Guam's territorial bird, the Guam rail or ko'ko' bird, a flightless bird endemic to Guam.