1927
- During Prohibition, Frank Torres builds “Frank’s Place” (pictured) as a speakeasy and clandestine liquor smuggling center on the cliffs above Moss Beach in San Mateo County
- Governor C. C. Young signs the State Bar Act into law, establishing the State Bar of California, which begins operating out of San Francisco
- Menlo Park in San Mateo County is incorporated
- 680 acres of land in Oakland are purchased to create an airport runway, which, when finished in time for the Dole Air Race, at 7,020 feet, becomes the longest in the world. Later in the year the airport is dedicated by Charles Lindbergh