Inside San Francisco's most exclusive neighborhood, where old money rubs elbows with tech billionaires

In a slice of San Francisco known as the Gold Coast, a residential enclave that has long housed the city's old-money families, blue bloods and tech oligarchs now live as neighbors.

Members of the high-tech elite, including Oracle's Larry Ellison, Apple's Jony Ives, and Zynga's Mark Pincus, have left Silicon Valley for the tony mansions, sweeping views, and exclusivity of the Pacific Heights neighborhood. The area boasts a median home sale price of $2.09 million.

We spent an afternoon in Pacific Heights to see why it attracts the technorati, and how it's changed over time.

Robert Johnson and Madeline Stone contributed reporting to this article.