The Best Races - San Antonio

The International Sloth Day Run in San Antonio is a unique, stress-free running event held at Olmos Basin Park. Scheduled for October 18, 2025, it offers 5K, 10K, and 13.1-mile half-marathon distances, plus a family 1-mile run and virtual run options. The event welcomes all ages and paces, encouraging participants to run or walk without time limits or timing chips, fostering a supportive and relaxed atmosphere.

Registration includes a shipped running T-shirt, finisher's medal, towel or giveaway, and digital training pack. The race emphasizes community, fitness support, and fun, with wave starts to manage group sizes and no packet pickup hassle. Visit the organization's website for the most recent information.