California State University, Chico is a public university in Chico, California. It was founded in 1887 as one of about 180 "normal schools" founded by state governments in the 19th century to train teachers for the rapidly growing public common schools. Some closed but most steadily expanded their role and became state colleges in the early 20th century and state universities in the late 20th century. It is the second oldest campus in the California State University system. As of the fall 2020 semester, the university had a total enrollment of 16,630 students. The university offers 126 bachelor's degree programs, 35 master's degree programs, and four types of teaching credentials. Chico is a Hispanic-serving institution (HSI).

Chico is the most populous city in Butte County, California, United States. Located in the Sacramento Valley region of Northern California, the city had a population of 101,475 in the 2020 census, reflecting an increase from 86,187 in the 2010 Census. Chico is the cultural and economic center of the northern Sacramento Valley, as well as the largest city in California north of the capital city of Sacramento. The city is known as a college town, as the home of California State University, Chico, and for Bidwell Park, one of the largest urban parks in the world.