Blue Moon 5K. 10K. Half Marathon by Califlow Runs

🌕 Blue Moon Run (Morning Race)5K • 10K • Half MarathonSunday, May 31, 2026 | Long Beach, CA This run really is once in a blue moon — literally. Join us on the morning of the actual Blue Moon for a rare and memorable coastal run designed to celebrate movement, timing, and being present for moments that don’t come around often. Whether you’re chasing miles, memories, or just the magic of a truly unique day, this is one you’ll want to say you were part of. Expect ocean views, high vibes, and that unmistakable CaliFlow energy — all under the glow of a moon that only shows up every few years. 💙🌕  🔵 Fun Blue Moon FactsA Blue Moon happens when there are two full moons in one monthIt occurs only every 2–3 years, which is why we say “once in a blue moon”The moon isn’t actually blue — but the moment is still rare and specialThis is one of those runs people remember and say: “I was there for that.” 🌊 Race Highlights🌕 Professionally chip-timed for ac