Guaymas is located about 250 miles south of the United States border on the Sea of Cortez (Gulf of California) and is accessible by car (an 8-9 hour drive) or by air (a direct 1-hour flight.) The city is home to more than 200,000 people. Guaymas, in addition to its active seaport, is known for its water recreation opportunities. A resort area, San Carlos, has been developed about 15 kilometers northwest of Guaymas, and attracts visitors to its beaches, marinas, and hotels.