2024 - Texas Sun Showdown Half Marathon, Relay & 5k
2024 distances
Running
4-Person Half Marathon Relay
Relay price is per-person. You will be prompted to form or join a team when registering. 4-Person teams will run/walk a combined distance of 13.1 miles. Please review all relay categories to be sure your have the best chances to WIN!
2-Person Relay
Relay price is per-person. You will be prompted to form or join a team when registering. 2-Person teams will run/walk a combined distance of 13.1 miles. Please review all relay categories to be sure your have the best chances to WIN!
Half Marathon
5K
Virtual Half Marathon
Virtual 5K
Race date Weather
Conditions on June 16, 2024 — historical Open-Meteo data.
Course
Route map and elevation profile
No course map published yet.
The organizer hasn't released a route for this event, and we don't publish guesses. If you're the organizer, send us a GPX file and we'll draw the profile.
Reviews
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🏃 Plan Your Next Race in San Antonio
Find upcoming events by distance:
- San Antonio 5K Races 178 races
- 10K Run Events in San Antonio 80 races
- San Antonio Half Marathons 56 races
- San Antonio Running Calendar 2026 213 races
Where this page comes from. Race details were last updated on . We re-check listings regularly and again in the week before race day.
- Entries, prices, waves and inclusions — the event's official registration page
- Temperature and humidity — Copernicus ERA5 reanalysis via Open-Meteo (CC BY 4.0)
- Elevation and terrain relief — Copernicus DEM GLO-90, ESA (CC BY 4.0)
- Comparisons and counts — Race Discovery calendar, 227 San Antonio events
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