The southernmost point of the contiguous United States on the Pacific Coast is San Diego.

San Diego, located in Southern California near the U.S.-Mexico border, is the southernmost city on the Pacific Coast of the contiguous United States. Known for its mild, sunny weather year-round, San Diego attracts millions of visitors with its scenic beaches, vibrant cultural scene, and historical attractions like the Gaslamp Quarter and Old Town. The city is also home to the world-renowned San Diego Zoo and SeaWorld, as well as Balboa Park, which hosts museums and gardens. Additionally, San Diego’s deepwater port supports a strong naval presence and international trade, making it a key economic hub on the West Coast.