2026 Oct 03 Sat
Registration open Closes Oct 4, 2026
Register Now Races in San Marcos, TX
San Marcos, TX has 5 upcoming races on the calendar from October 2026 through July 2027, including 2 5Ks, 2 10Ks, 4 half marathons, 1 marathon and 1 trail race. October is the busiest month, with 1 race. Every race below lists the date, distances and a registration link, updated every morning from RunSignup.
Next up: Day of the Dead Half Marathon - Austin on Saturday, October 3, 2026. Last updated Sep 25, 2026.
September races near San Marcos October races near San Marcos November races near San Marcos December races near San Marcos January races near San Marcos
Upcoming San Marcos races
Last updated Sep 25, 20262 racesmatch filters
Clear filtersOctober 2026
1 raceJuly 2027
1 race2027 Jul 11 Sun
Registration open Closes Jul 12, 2027
Register Now Gear up locally
Running stores in San Marcos
San Marcos, TX
Core Running Company
Core Running Company on Aquarena Springs Drive in San Marcos offers shoe fitting, gait analysis, group runs, training programs, and coaching.
shoe fittinggait analysisgroup runs