Piedmont is in a small and wealthy city in Alameda County in the San Francisco Bay Area. Located in east of Emeryvile and Oakland and is two blocks from Piedmont Avenue in Oakland, it nonetheless has a vastly different climate. Summers are hot, dry and windy. Fact: By the Roaring Twenties, Piedmont was known as the "City of Millionaires" because there were more resident millionaires per square mile than in any city in the United States].
From Bart that can be reached by AC 59 & 59A you can either ride train or ride trains to connect to other transit for all over the Bay Area.