San Blas Half Marathon Coamo, Puerto Rico   Mar 1, 2026

Around 1,000 national and international athletes from 7 countries and 150,000 spectators will visit Centro del Universo, Coamo, Puerto Rico, to enjoy a real long-distance competition, the San Juan Half Marathon. The 21.0975 kilometers of this event offers competitors and spectators a sample of what the town of Coamo and its history are all about. It is also a way to experience the warmth of our Coamo folk, with the slogan “Come to Coamo and you will love it like I do”.

While on the route, your will discover more than 14 historic places to visit, each representing our Puerto Rican culture. Look for one of those historic places, park your vehicle, and watch while cheering for the participants of the San Blas Half Marathon.