2026 San Antonio Marathon
Race Date
Dec 4, 2026
Location
San Antonio, TX
The Experience
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.
Logistics
Race Day
Friday, December 4, 2026
Start Time
7:15 AM
Giveaway
T-Shirt
Start Location
434 S. Alamo Street, San Antonio, TX, 78205
Course Info
Course Type
Loop Course
Terrain
road
Difficulty
Rolling Hills
Quality Score
first year
no finisher counts yet
small race — neutral
needs a few years of results
limited extras
no finisher data yet
no winner time yet
typical high 67°F
Race Day Weather
5-year historical avgStart (Low)
52°
Afternoon (High)
67°
Pleasant conditions — light layers at start, comfortable by finish
0.0"
Precipitation
9 mph
Wind
72%
Humidity
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