San Francisco is a city in the U.S. state of California with a population of just over 896,000 people and an average household income of $149,265.00 making it a fantastic market to advertise your company, services or organization. San Francisco is at the center of global business. Because of its natural, landlocked harbour, San Francisco has thrived on trade and shipping since its early days. Today, through its main port in Oakland, eight smaller ports, and three key airports, the Bay area handles nearly 30 percent of West Coast trade. Tourism in San Francisco generates $6.73 billion in tourist spending each year and is the largest industry in the region, making it an attractive advertising market.