La Marathon 2025 Sign Up. Welcome to the 2025 california international marathon. Sign up for the official los angeles marathon digital training program powered by sprintcrowd and train with us from anywhere.
Last day to register for the 5k and la marathon is at noon, february 24, 2025 or at sellout, whichever comes first. Thank you for your interest in running the 2025 los angeles marathon / charity half marathon on behalf of the national brain tumor society!