Texas Tech University (Texas Tech, TTU, or simply Tech) is a public research university in Lubbock, Texas, United States. Established in 1923 and called Texas Technological College until 1969, it is the flagship institution of the five-institution Texas Tech University System. As of fall 2025, the university enrolled 42,455 students, making it the sixth-largest university in Texas. The university offers degrees in more than 150 courses of study through 13 colleges and hosts 55 research centers and institutes. Texas Tech University has awarded nearly 325,000 degrees since 1927, including over 75,000 graduate and professional degrees. It is classified among "R1: Doctoral Universities – Very high research activity".