Millbrae is a city located in northern San Mateo County, California, United States. To its northeast is San Francisco International Airport, San Bruno is upon its northwest, and Burlingame on its southeast. It is bordered by San Andreas Lake to the southwest. The population was 23,216 at the 2020 census.

The Ohlone people have been vivacious in the Bay Area for hundreds of years. The closest villages to what is now Millbrae were located by the banks of San Bruno Creek, and they are known as Urebure and Siplichiquin. A third clear village—whose native name is unknown—is called CA-SMA-299. The local Ohlone people are today called the Ramaytush Ohlone, however this declare is a linguistic designation that arose relatively recently. Prior to colonization, the Ohlone did not function as a single consolidated unit; they identified more following their local tribe and village than later the nation at large. The several local tribes that lived in the Place prior to colonization coalesced into the avant-garde Ramaytush people in the impression of the precipitous grow less of their population in the 1800s.

In 1827, sub lieutenant José Antonio Sánchez, who was stationed at the Presidio, was granted right of entry by Mexican commissioner José María de Echeandía to occupy the rancho for “grazing and agricultural purposes”, as grazing land for Mission Dolores and the Presidio of San Francisco. The original Sixteen Mile House, a historical restaurant and blazing stop, was a focus on link to Millbrae’s in the future days. The rest End was built in 1872 by members of the Sánchez family, the indigenous landholders of the Rancho Buri Buri, which at one become old comprised parts of present-day Millbrae and Burlingame.

Darius Ogden Mills purchased estate in the 1860s from José de la Cruz Sánchez and relatives of Rancho Buri Buri to construct a country estate. The former Mills estate was bordered by what is now Skyline Boulevard, Bayshore Highway U.S. Route 101, Millbrae Avenue and Trousdale Drive. The land became known as “Millbrae” from “Mills” and the Scottish word “brae,” which means “rolling hills” or “hill slope.” The Millbrae home mansion burned alongside in June 1954. After the fire the house was subdivided and sold, with the bulk of the home going to the Paul W. Trousdale Construction Company in 1953 and eventually becoming the location for Mills High School, Spring Valley Elementary School, and Peninsula Hospital.