University of California-Davis, CA has a population of 6,957 and is the 5,204th largest city in the United States. The population density is 4,756 per sq mi which is 1947% higher than the California average and 5150% higher than the national average. The median age in University of California-Davis is 19 which is approximately 46% lower than the California average of 36. In University of California-Davis, 7% of the population over 15 years of age are married, 47% speak English and 13% speak Spanish. 63% of University of California-Davis residents were born in California, 8% were born out of state, 1% were born outside of the United States and 28% were foreign born.