The 'Mayor's Mansion,' once home to San Francisco's longest serving mayor, hits the market
The 'Mayor's Mansion,' once home to San Francisco's longest serving mayor, hits the market Built in the 1930s for James Rolph and asking $11.9 million Anna Marie Erwert FacebookTwitterEmail Perched on Liberty Hill, 3690 21st Street feels like old San Francisco. "Casa Cielo" began with "Sunny Jim" and the Burlingame Corporation commissioning it in 1931. Sunny Jim was none other than James Rolph, San Francisco's 30th and longest-serving mayor, who only left his post to become Governor of California. When it first broke ground, the domicile, now more than 4,700 square feet, was more modest. It w...