runvibe

Sunday, June 13, 2027 · 5K · Half Marathon · San Antonio, TX

Texas Sun Showdown Half Marathon, Relay & 5k

We invite you to join us for the 3rd AnnualTexas Sun Showdown Half Marathon, Relay & 5k Three great options: Want a challenge? Run the Half Marathon. Want to get a team together to relay? Grab your friends, find your team shirts or costumes! You can also run the 5K solo. Participants receive a Texas finisher medal, an…

Start line: McAllister Park-Pavilion #2

Add race to calendar ↓

Register →230 days to race day

32 weeks to race day — get a training plan

A week-by-week plan scaled to Sunday, June 13, 2027, built around the San Antonio run clubs on your training days — shareable by URL, no account needed.

Build my plan →

Train for it with a crew

A 5K is twelve weeks of Saturdays away, even from the couch. Run clubs in San Antonio →

Frequently asked

When is the Texas Sun Showdown Half Marathon, Relay & 5k?
The next Texas Sun Showdown Half Marathon, Relay & 5k is Sunday, June 13, 2027 in San Antonio, TX.
Where does the Texas Sun Showdown Half Marathon, Relay & 5k start?
The Texas Sun Showdown Half Marathon, Relay & 5k starts at McAllister Park-Pavilion #2 in San Antonio, TX.
What distances does the Texas Sun Showdown Half Marathon, Relay & 5k offer?
The Texas Sun Showdown Half Marathon, Relay & 5k offers Half Marathon and 5K.
How do I register for the Texas Sun Showdown Half Marathon, Relay & 5k?
You can register for the Texas Sun Showdown Half Marathon, Relay & 5k on RunSignup. Use the Register link above; RunVibe does not sell registrations directly.

Listed on RunSignup. Race details are the organiser’s — confirm the date and start time with them before you travel.