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

Directions

Course Info

USATF Certified

Course Type

Loop Course

Terrain

road

Difficulty

Ultra-Flat

Net Drop/km

0 m (Flat)

Separation

2.9%

Also Offers

26.2 Miles5K

USATF Certified Course

TX25052LAB · Expires 2035 · San Antonio Half Marathon

Relatively flat with minimal net elevation change. Loop course — start and finish are close together.

View USATF Course Map (PDF)

Race Day Weather

5-year historical avg

Start (Low)

52°

Afternoon (High)

67°

Pleasant conditions — light layers at start, comfortable by finish

0.0"

Precipitation

9 mph

Wind

72%

Humidity

Explore More Journeys

Can't make it to San Antonio? Discover other experiences that match your running style.

Search All Races

Nearby States

OK LA NM AR

Temple, TX • Apr 4

Pirate 5K, 10K, & 13.1M at Temple, TX (14)

Fort Worth, TX • Apr 4

Always Hope Easter Run 5K/10K/13.1 DALLAS FORT WORTH

Garland, TX • Apr 4

Garland Marathon

Never miss
another
finish line.

Join our community of 350K+ half marathon runners. Get notified about new races, registration opens, and early bird pricing across all 50 states.