Galveston County is home to two universities and two community colleges.

Texas A&M University at Galveston (TAMUG) is an ocean-oriented branch campus of Texas A&M University offering both undergraduate and graduate degrees. TAMUG is located on Pelican Island, in the city of Galveston.

The University of Texas Medical Branch (UTMB) is a component of the University of Texas System located in the city of Galveston. It is an academic health center with 11,000 employees and a medical school that is the oldest in Texas .

College of the Mainland (COM) is a public community college in the city of Texas City.

Galveston College (GC) is a public community college in the city of Galveston.