Mansion on Sutter

San Francisco, officially the City and County of San Francisco, is the fourth-most populous city in California and the 17th-most populous in the United States, with a population of 826,079 in 2025. Among U.S. cities with a population of 200,000 or more, San Francisco is ranked first by per capita income, third by population density, and sixth by aggregate income as of 2024. Some 4.6 million residents live in the city's metropolitan statistical area, which is the 13th-largest in the United States. Around 9.2 million live in the San Jose–San Francisco–Oakland combined statistical area, the fifth-largest in the United States.

San Francisco is a unique and picturesque locality that boasts of a rich and diverse culture, breathtaking landscapes, iconic landmarks, and a thriving culinary scene. The city, which is home to over 800,000 residents, is situated on a peninsula surrounded by the Pacific Ocean, San Francisco Bay, and the Golden Gate strait.

One of the most iconic landmarks in San Francisco is the Golden Gate Bridge. This suspension bridge spans 1.7 miles across the Golden Gate strait and connects San Francisco to the Marin County. The bridge, which was completed in 1937, is an engineering marvel and attracts millions of visitors every year.