2026 San Antonio Marathon
2026 San Antonio Marathon is a running race on December 4–6, 2026 in San Antonio, TX, with entry fees from $59 to $179.
- Date
- December 4–6, 2026 (134 days to go)
- Price
- $59–$179
- Sport
- Running
From the Organizer
The San Antonio Marathon, presented by San Antonio Sports, celebrates the spirit and heritage of our city. In collaboration with the City of San Antonio, Visit San Antonio, and Centro, this signature event invites you to experience a premier running celebration in the heart of San Antonio - Where Every Step Tells a Story.
Events
Weather
Typical Conditions
It's too far out for a forecast, so here's what weather on this date is normally like in the area. A race day forecast will replace this as race week approaches.
Typical High
66°
Typical Low
44°
Chance of Rain
25%
Based on US Climate Normals data from San Antonio Incarnate Word, 4 mi from the venue.
Host City
About San Antonio, TX
Population
1,458,954
as of 2023
City Elevation
781 ft
Nearest Airport
SAT
San Antonio International Airport · 5 mi
Time Zone
Central Time
From Endurance Grid
A big city race. Expect multiple lodging options and plenty to do the day before.
Race Location
Your Next Start Line
What Are You
Waiting For?
Every finish line starts with a single decision. Claim your spot at 2026 San Antonio Marathon, put it on the calendar, and turn “someday” into a start date.
134
Days to train
- Race
- 2026 San Antonio Marathon
- Date
- December 4–6, 2026
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From Endurance Grid
About This Sport
Endurance Grid is here to help you understand the sport, decide if it’s the right fit, and learn how to prepare. For course distances, logistics, and race-day specifics, always defer to the race organizer’s event page.
With running, there's a distance for every fitness level, a community at every start line, and nothing beats the feeling of crossing a finish line you trained for.
Running is an endurance sport that rewards consistency, and showing up every week compounds in ways that will surprise you.
Running
From 5K to marathon, running races are an accessible entry point into endurance sport. There's a distance for every fitness level and a community at every start line.
Coming Up
More Running races near San Antonio, TX
Run for Coffee Lovers 5K/10K/13.1 SAN ANTONIO
1 Mile · 5K · 10K · Half Marathon · From $30 · Olmos Basin Park (Course Map will be emailed)
1 mile away
Brack Alumni Dash 5k and 5K Relay
1K · 5K · From $25 · 400 Eagleland Dr
Less than a mile away
Run With Your Heart On (Dating Pub Run)
From $35 · 555 S Alamo St
Less than a mile away
San Antonio - HFTC 5k
5K · 1215 N St Mary's St
Less than a mile away
Plan your trip
Make it a Racecation
Coming from out of town? There's more to San Antonio than race day. We'll help you line up nearby lodging, flights, a rental car, and things to do so you can make the most of your racecation.
Plan your trip to San AntonioFrequently Asked Questions (FAQs)
What is the 2026 San Antonio Marathon?+
When and where is the 2026 San Antonio Marathon?+
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2026 San Antonio Marathon
Dec 4, 2026