Event Description The course is a 4.5 mi loop around Lake Merced Event Location & Accomodations Trending Events Moon Valley Strides for Schools 5K 2025 Ocean State Rhode Races - Marathon, Half Marathon and 5k 2025 J-Hawk Earlybird Race Series: Duathlon, Triathlon (Olympic, Sprint, & SuperSprint), AquaBike (Oly & Sprint), Youth Aquathon