Monster Mash at Great Southwest Equestrian Center

Get ready for a howling good time at this year’s Monster Mash—a family-friendly Halloween celebration at the Great Southwest Equestrian Center (GSWEC) in Katy, Texas! Families, friends, and even furry companions are invited to enjoy a festive evening filled with candy, costumes, and community fun.

Guests can look forward to:

• Trunk-or-Treat Trail: Collect candy from a lineup of creatively decorated tables.

• Costume-Themed Horse Show: Watch horses and riders take the arena in their best Halloween attire.

• Inflatables & Carnival Games: Bounce, play, and win prizes throughout the night.

• Costumes Encouraged: Come dressed to impress and join the fun!

As one of the nation’s premier equestrian facilities, the Great Southwest Equestrian Center hosts some of the most prestigious horse shows in the country, drawing over 70,000 class entries annually. The venue welcomes a wide range of breeds and disciplines—including American Saddlebreds, American Quarter Horses, Arabians, Miniature Horses, Paso Finos, Dressage, Hunters/Jumpers, and Reining—along with special events such as the Houston Livestock Show & Rodeo Horse Judging and the USHJA Emerging Athletes Program.

Among its many acclaimed events, the Pin Oak Charity Horse Show stands as a cornerstone of equestrian excellence and philanthropy. Founded in 1945 by J.S. Abercrombie, this volunteer-driven tradition has raised millions for Texas Children’s Hospital, showcasing world-class riders while exemplifying the spirit of community and giving that defines American equestrian sport.

With its rich history, spacious arenas, and community-minded spirit, the Great Southwest Equestrian Center provides the perfect setting for this year’s Monster Mash—a spooktacular celebration blending local fun with world-class equestrian flair.