The San Francisco Metropolitan Statistical Area (MSA) is a region in Northern California that includes the city of San Francisco and surrounding counties such as San Mateo, Marin, and Alameda. This area is known for its diverse population, vibrant culture, and significant economic activity, particularly in technology and finance. The MSA is part of the larger San Francisco Bay Area, which is home to major landmarks like the Golden Gate Bridge and Alcatraz Island. It is also a hub for innovation, with many prominent companies and startups located in the region, contributing to its reputation as a global center for business and technology.