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2026 - San Antonio Marathon

Name: 2026 - San Antonio Marathon
Start: 2026-12-04
End: 2026-12-06
Location: San Antonio, Texas

location_city San Antonio

location_on Texas

flag United States

calendar_today 04 Dec, 2026 – 06 Dec, 2026

directions_run Running

language Official Website

About the Event

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.

Races Offered

2026 - 5K

Dec 04, 2026

straighten

Distance — 2026 - 5K

terrain

Type — Road running

timer

19:00

2026 - Half Marathon

Dec 06, 2026

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Distance — 13.1 Miles

terrain

Type — Road running

timer

07:15

2026 - Marathon

Dec 06, 2026

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Distance — 26.2 Miles

terrain

Type — Road running

timer

07:15

Weather Overview

These values represent the 3-year monthly averages for December in San Antonio.

Temp (°C)

Feels Like (°C)

thermostat 9.8° / 19.8°

wb_sunny 7.4° / 17.8°

Wind (km/h)

Humidity (%)

air 10.4 /

water_drop 67.6%

Temp (°C)

Feels Like (°C)

Wind (km/h)

Humidity (%)

thermostat 9.8° / 19.8°

wb_sunny 7.4° / 17.8°

air 10.4 km/h

water_drop 67.6%

About San Antonio

San Antonio is the second largest city in the state of Texas and the 7th largest in the United States. It's the 24th largest metropolitan area in the country. Visited by more than 31 million annual visitors, San Antonio is a beautiful city at the axis of three different geological terrains: Hill Country, South Texas Plains and Prairie and Lakes. There's a lot to do in this city: fine art museums, historical missions and plenty of amusement parks in addition to great dining and lots of drinking. The culture and people are vibrant and interesting. San Antonio's downtown is one of the most lively in the nation.