2026 - San Antonio Marathon
Race Date
Dec 4, 2026
Location
San Antonio, TX
The Experience
Thank you for registering! 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
USATF CertifiedCourse Type
Loop Course
Terrain
road
Difficulty
Ultra-Flat
Elevation Gain
0'
Net Drop/km
0 m (Flat)
Separation
2.9%
Also Offers
USATF Certified Course
TX25052LAB · San Antonio Half Marathon
Relatively flat with minimal net elevation change. Loop course — start and finish are close together.
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
Race Photos
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