Castillo De San Marcos National Monument

Overview

Castillo De San Marcos National Monument is managed by National Park Service and is located near Saint Augustine, Florida. Built by the Spanish in St. Augustine to defend Florida and the Atlantic trade route, Castillo de San Marcos National Monument preserves the oldest masonry fortification in the continental United States and interprets more than 450 years of cultural intersections.

Things to Do at Castillo De San Marcos National Monument

Tours & Tickets

Experience guided tours, tickets, and special programs. Advance reservations recommended.

Castillo De San Marcos National Monument Tours

Recreation Activities

Popular activities at Castillo De San Marcos National Monument include:

Nearby Activities

Historic & Cultural Site

Plan Your Visit

Reservation Tips

Castillo De San Marcos National Monument is a popular destination. Check individual facility pages for specific booking windows and availability.

Getting There

On State Route A1A overlooking Matanzas Bay in the heart of the historic district of Saint Augustine, the Castillo is approximately a five mile drive from Interstate 95.

GPS Coordinates: 29.89785701000000, -81.31217173000000

Contact & Resources

Phone: (904) 829-6506

Additional Information:

Additional Information

Photo Gallery

Camp, RV, and Explore Outdoors

Recreation.gov is your gateway to explore America's outdoor and cultural destinations in your zip code and across the country. We provide tools and tips to discover new adventures through a one-stop shop for inspiration and ideation, trip planning, information sharing, and reservations. Find incredible places and experiences that help you bring home a story through Recreation.gov!