Leonard E. Merrell Center, Sports and events center in Katy, Texas.

The Leonard E. Merrell Center is a 7,200-seat arena in Katy, Texas, built in 2005 and designed by PBK Architects. Its 21,600-square-foot arena floor, measuring 120 by 180 feet, is large enough for small trade shows, and the building also holds a 3,000-square-foot meeting room divisible into three smaller rooms and a 6,300-square-foot lobby.

The Leonard E. Merrell Center opened in 2005 in Katy, Texas. It was the home of the Katy Copperheads of the National Indoor Football League and the Katy Ruff Riders of the Intense Football League, and the Houston Stallions of the Lone Star Football League moved there in 2011. From 2008 to 2022 it hosted the Southland Conference Men's and Women's Basketball Tournaments, which moved to The Legacy Center at McNeese State University in Lake Charles, Louisiana, in 2023.

This venue hosts graduations and sports events for Katy Independent School District and draws visitors throughout the year for community gatherings. It has become a gathering place where residents meet for celebrations and competitions that matter to local families.

The arena floor measures 120 by 180 feet (21,600 sq ft), with a 6,300 sq ft lobby and a 3,000 sq ft meeting room divisible into three. Seating varies by event: 5,794 for athletics, 1,500 for theater shows, 1,200 for banquets. The Katy ISD L. D. Robinson Pavilion & Rodeo Arena stands next door.

The arena floor measures 21,600 square feet (120 by 180 feet), large enough for small trade shows, and the building also holds a 3,000-square-foot meeting room divisible into three smaller rooms plus a 6,300-square-foot lobby. Adjacent stands the Katy ISD L. D. Robinson Pavilion & Rodeo Arena.