Millbrae School District
Millbrae School District Office and the Superintendent’s Office. Millbrae School District is a K-8 elementary school district situated in northern San Mateo County, adjacent to the San Francisco airport. The District operates five schools: four K-5 schools and one 6-8 middle school. The City of Millbrae is a small, safe, suburban community with a population of approximately 21,000, covering 3.2 square miles. It is a city of local businesses with a stable community and an ethnically diverse population. We are fortunate in Millbrae to maintain safe schools with high academic standards and test scores considerably above the State and County averages. Millbrae schools have modern facilities, computer labs and Internet access, and class sizes of 20 to 1 or less in grades K-3.