14. San Diego-Carlsbad-San Marcos, CA
- Total overseas visitors (2025): 758,000
- Total overseas visitors per 1K residents (2025): 230
- Percentage of total U.S. overseas visitors (2025): 2.2%
- Percentage change in visitors (2024–2025): -8.7%
San Diego is known for its mild climate, beaches, and outdoor lifestyle. Visitors are drawn to Balboa Park, the San Diego Zoo, nearby coastal communities, and family attractions such as LEGOLAND California in neighboring Carlsbad.