San Antonio Marathon
San Antonio Marathon gives runners a certified Texas city course with December timing, downtown landmarks, and Boston-qualifier racing value.
San Antonio Marathon quick facts
- Certified Texas city marathon.
- Boston-qualifying support from race sources.
- December timing can still bring warmth.
- Race weekend includes multiple distances.
What is the San Antonio Marathon?
San Antonio Marathon is a late-year Texas option for runners who want a certified course in a destination city. Weather remains the main variable.
San Antonio Marathon course route
The marathon uses San Antonio roads and city landmarks as part of a multi-distance weekend. Runners should expect road-race logistics rather than trail terrain.
Weather for the San Antonio Marathon
December in San Antonio can be cool, warm, windy, or humid. Runners should avoid assuming perfect winter conditions.
Past San Antonio Marathon dates and results
| Year | Date | Status | Results |
|---|---|---|---|
| 2026 | Sunday, December 6, 2026 | — | — |
San Antonio Marathon FAQ
When is the San Antonio Marathon?
The 2026 San Antonio Marathon is on Sunday, December 6, 2026.
How do I register for the San Antonio Marathon?
You can register for the San Antonio Marathon at runsignup.com.
Can I use the San Antonio Marathon for Boston qualifying?
Marathon Scout marks the San Antonio Marathon as a Boston qualifier. Check the current Boston qualifying times and confirm current certification with the race before registering.
Send Marathon Scout an official race update
Share official dates, registration links, results, live tracking, course details, or claimed-profile updates. We review updates before they go live.