Texas Christian University (TCU) is a private research university in Fort Worth, Texas, United States. It was established in 1873 by brothers Addison and Randolph Clark as the AddRan Male & Female College. It is affiliated with the Christian Church (Disciples of Christ). The campus is located on 302 acres (122 ha) about 4 miles (6.5 km) from downtown Fort Worth. The university consists of nine constituent colleges and schools. It is classified among "R2: Doctoral Universities – High research spending and doctorate production".