San Bruno is a city located in San Mateo County, California, in the United States. Incorporated in 1914, the city has a population of 43,908 as recorded by the 2020 United States census.
The city is situated approximately 12 miles south of Downtown San Francisco, positioned between South San Francisco and Millbrae. It is adjacent to Golden Gate National Cemetery and San Francisco International Airport. Notably, San Bruno serves as the headquarters for YouTube.