Lamar University is a public university in Beaumont, Texas. Lamar has been a member of the Texas State University System since 1995. It was the flagship institution of the former Lamar University System. As of the fall of 2022, the university enrollment was 17,044 students. Lamar University is accredited by the Southern Association of Colleges and Schools and named for Mirabeau B. Lamar, the second president of the Republic of Texas.

McDonald Gym, built in 1958, is located on the campus of Lamar University in Beaumont, Texas. The building was completely renovated in 2006-07 as part of the $17.8-million, 126,000 sq ft Sheila Umphrey Recreational Center project. The gym's seating capacity was reduced from 4,200 to 500 as part of the renovation. McDonald Gym has been the home of the Lamar Lady Cardinals Volleyball Team since the renovation. The facility was named after the fourth president of Lamar Dr. F.L. McDonald. (1952–1967) The original construction cost estimate in 1957-1958 was $850,000. Chambers Construction Company of Houston, Texas was the main construction contractor. Allco, LLC was the main contractor for the 2006-07 renovation.