Mon, Aug 10 – December 11
Arts & culture
The Selena Effect
Mon, August 10 · Check source for daily hours
The Wittliff Collections / Alkek Library
Free
San Marcos, Texas
Upcoming events in San Marcos
Browse upcoming San Marcos, Texas event listings by date, category, or venue, and confirm details with the official organizer.
October 31, 2026–October 31, 2026 · Central Time
Upcoming events in San Marcos
12 events listed · Filters applied. Clear filtersDetails can change. Confirm with the official source.
Thu, Oct 1 – October 31
Education
Cybersecurity Awareness Month 2026
Thu, October 1 · Check source for daily hours
Texas State University
Free
Sat, Oct 31
Sports
Texas State Volleyball vs Boise State - Halloween Camper Reunion
Sat, October 31 · 12:00 PM
San Marcos, Texas, Strahan Arena at the University Events Center
Check official source
Sat, Oct 31
Community
Texas State Volleyball vs Boise State
Sat, October 31 · 2pm
Texas State University
Listed as freeListed as kid-friendly
Sat, Oct 31
Education
TXST Theatre: Primary Trust
Sat, October 31 · 2:00 PM
Theatre Center
Pricing not yet available
Sat, Oct 31
Sat, Oct 31
Sat, Oct 31
Music
10.31 | It’s a 2000’s Halloween at The Marc | San Marcos TX
Sat, October 31 · Time not listed
The Marc
varies21+
Sat, Oct 31
Food & drink
Farmer Fred's Harvest Fall Carnival
Sat, October 31 · Time not listed
City Park
Listed as free
Sat, Oct 31
Sat, Oct 31
Sat, Oct 31