Lace up your running shoes for the Runnin' Rattler 5K, a vibrant community event set for February 14, 2026, in scenic San Marcos, TX. This chip-timed 5K Run/Walk takes participants through the beautiful Five Mile Dam Park, offering an engaging course for runners and walkers alike. Adding to its appeal, the race is incredibly inclusive, featuring dedicated categories for those who wish to run with their dogs or strollers, making it a perfect outing for the whole family.

The Runnin' Rattler 5K course, known as the "Five Mile Dam 5K OB" route, promises a dynamic experience within the park's picturesque surroundings. Runners can anticipate a course with rolling hills, characteristic of the San Marcos area, providing a fun challenge while enjoying the natural beauty. The start and finish lines are conveniently located in the furthest west parking lot upon entering Five Mile Dam Park, with ample parking available. Typical race day conditions in mid-February include pleasant highs around 66F and lows near 42F, with a minimal 6% chance of precipitation, creating ideal weather for a memorable run.

More than just a race, the Runnin' Rattler 5K proudly benefits the San Marcos CISD High School and Middle School Cross Country and Track & Field teams, helping them acquire crucial timing equipment for their meets. Your participation directly supports young athletes in the local community, contributing to their success and development. Packet pickup and late registration are available near the start/finish area on race day, ensuring a smooth experience for all participants.