About Millbrae


The City of Millbrae is a community located in San Mateo County, California. It covers an area of 3.25 square miles and has a population of nearly 23,000 residents. The City is situated on the San Francisco Peninsula, just west of San Francisco International Airport, south of the City of San Francisco, and north of Silicon Valley. Millbrae is known for its charming downtown area and excellent schools.

Millbrae is also home to the largest intermodal center west of the Mississippi; connected through San Francisco International Airport, BART, SamTrans, and Caltrain providing easy and direct access to the region as well as foreign and domestic destinations.

Facts & Figures

  • California State Assembly 22nd District
  • California State Senate 13th District
  • Incorporated: January 14, 1948
  • Land Area: 3.2 Square Miles
  • Number of Households: 8,771- Units, 8,223- Occupied (2017 ACS)
  • Population: 23,154 (2019 DOF)
  • Registered Voters: 13,301(February 2020)
  • San Mateo County Seat Established: 1856
  • United States House of Representatives 14th District

City Facilities

The City of Millbrae is located on the Peninsula, 15 miles south of San Francisco. The boundaries of this city extend roughly from the Bayshore Freeway on the east to Skyline Boulevard on the west.

  • Millbrae City Hall
    621 Magnolia Avenue
    Millbrae, CA 94030
    Designated "Constitution Square" on June 9, 1987
  • Millbrae Recreation Center
    477 Lincoln Circle
    Millbrae, CA 94030
  • Millbrae Corporation Yard and Water Pollution Control Plant
    400 East Millbrae Avenue
    Millbrae, CA 94030
  • Police Department
    581 Magnolia Avenue
    Millbrae, CA 94030
  • Fire Station 37
    511 Magnolia Avenue
    Millbrae, CA 94030