San Antonio Marathon

San Antonio, TX, USA • December 7, 2025
TopDescriptionCourseCommunity
Register

Subscribe

Get updates on the San Antonio Marathon race forecast and be the first to know if the forecast shifts.

Text Updates

Maximum one update per day. Standard messaging rates apply. Currently only supports USA, UK, and Canada.

Phone Number

Email Updates

By submitting your email you agree to receive weather forecasts and racecast.io updates.

partly-cloudy-day Partly cloudy throughout the day.

350 lumens of light to illuminate the trail ahead. Black Diamond Spot 350 Headlamp.When you buy through our links, we may earn a commission.

As the 7th largest city in the US, San Antonio is ready for a world-class marathon. San Antonio Sports, in partnership with the City of San Antonio, and marathon industry experts from The Trust Group and Boston Marathon winner, Meb Keflezighi, is thrilled to introduce the San Antonio Marathon. Now, with an incredible opportunity to elevate San Antonio’s premier running experience we aim to reflect the vibrant cultural spirit and uniqueness of our community. Join us in the celebration of a new running tradition where every step tells a story. Source

FAQ

Ask a Question about the San Antonio Marathon

Racecast Concierge (free during beta)

Ask a question about the San Antonio Marathon and we'll do the hard part and find the answer for you within 48 hours.

By using Racecast Concierge, you agree to receive email alerts pertaining to the San Antonio Marathon and general racecast.io updates.

When is the 2025 San Antonio Marathon?

The 2025 San Antonio Marathon will be held on Sunday December 7, 2025.

Is the San Antonio Marathon a Boston Marathon Qualfier?

Yes, the San Antonio Marathon is an official Boston Marathon qualifier.
Area Map

Course Maps

Community

You Need an Account For That

Setting up a racecast.io account will allow you to start building a reputation in the community. Over time you'll be able to rate races, join the discussion, and post in the community.

Right now we are invite only, you can get on the waitlist by entering your email below:

OR
You Need an Account For That

Setting up a racecast.io account will allow you to start building a reputation in the community. Over time you'll be able to rate races, join the discussion, and post in the community.

Right now we are invite only, you can get on the waitlist by entering your email below:

OR
You Need an Account For That

Setting up a racecast.io account will allow you to start building a reputation in the community. Over time you'll be able to rate races, join the discussion, and post in the community.

Right now we are invite only, you can get on the waitlist by entering your email below:

OR