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2026 San Antonio Marathon
San Antonio, Texas · Friday, December 4, 2026 · Marathon, Half Marathon, 5K
Official race page & registration ↗2026 San Antonio Marathon takes place on Friday, December 4, 2026 in San Antonio, Texas. The race offers 3 distances: Marathon, Half Marathon, 5K. For anyone travelling in, Converse is about 12 miles away and Austin is about 74 miles away.
It is one of 199 races on the Texas calendar that December. Unusually for a race, it falls on a Friday.
- Date
- Friday, December 4, 2026
- Location
- San Antonio, Texas
- Distances
- Marathon, Half Marathon, 5K
- Entry fee
- from $49 across event options; may include kids or shorter events. Check distance-specific prices and fees.
Listing from the 2026 race calendar, refreshed nightly. Details can change: confirm date and entry on the official race page before travelling. Spot an error? Tell us here.
Making a race weekend of it?
Stay near the start line in San Antonio: check in Dec 3, out Dec 5.
Common questions
When is 2026 San Antonio Marathon?
2026 San Antonio Marathon is scheduled for Friday, December 4, 2026.
Where is 2026 San Antonio Marathon held?
2026 San Antonio Marathon is held in San Antonio, Texas. It is about 12 miles from Converse and 74 miles from Austin.
What distances does 2026 San Antonio Marathon offer?
The listed distances are Marathon, Half Marathon, 5K.
How much does 2026 San Antonio Marathon cost?
Listed event options start from $49. This minimum may be for a kids or shorter event. Check the official race page for your distance's current price and any additional fees.
How do I register for 2026 San Antonio Marathon?
Registration is handled on the official race page, linked at the top of this listing. Entry can close early if the race sells out.
More races nearby
Within about 60 miles, ordered by approximate straight-line distance between listed locations.
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- Mar 6RUN THE ALAMO / 2027San Antonio, TX
- Nov 142026 Alamo Beer Challenge Race 4 of 4 Battle of Leon Creek 20 mile, 10 mile and 5kSan Antonio, TX
- Nov 14DATE PENDING - San Antonio 110 9/11 Memorial Climb 2026San Antonio, TX
See every race on the Texas calendar, all San Antonio races, Texas Marathons, Texas Half Marathons, or use the Race Finder for maps and filters.