The University of California, Davis is a public land-grant research university in Davis, California, United States. It is the northernmost of the ten campuses of the University of California system. The institution was first founded as an agricultural branch of the system in 1905, known as University Farm, and became the seventh campus of the University of California in 1959.

Davis is the most populous city in Yolo County, California, United States. Located in the Sacramento Valley region of Northern California, the city had a population of 66,850 in 2020, not including the on-campus population of the University of California, Davis, which was over 9,400 in 2016. As of 2019, there were 38,369 students enrolled at the university.