Castillo de San Marcos National Monument

Plan Your Visit NPS.gov

Four black iron cannon mounted on carriages line the walls of the Castillo.

Re-enactors of the first Spanish period cover their ears while firing a cannon.

Aerial view of the Castillo and the city of St. Augustine

Park Alerts (1)

Fee Stations Credit Card Only: Fee Stations are only accepting credit cards for the purchase of entry tickets and passes.

About Castillo de San Marcos National Monument

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.

Available Activities

Living History

Historic Weapons Demonstration

Junior Ranger Program

Park Film

Weather

St. Augustine has a semi-tropical climate with over 300 days of sunshine each year. Summers (May-September) are hot, bright, and humid with afternoon thunderstorms common.

Temperatures range from the lower 70s to the mid 90s F. Spring (March-mid-May) and Autumn (October-late November) can be pleasant with temperatures ranging from the upper 50s into the 80s F. The Winter months (December-March) are usually dry.

Temperatures can be cool ranging from the upper 30s through the 60sF.

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.

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Hours

Castillo de San Marcos National Monument

The Castillo de San Marcos is open to the public 7 days per week, except Thanksgiving Day (fourth Thursday in November) and Christmas Day (December 25). A maximum capacity of 100 visitors in the historic fort at any time will be in effect. First admission is at 9:00 a.m. and last admission is at 5:00 p.m. The Castillo closes and visitors must exit at 5:15 p.m. The park grounds are closed from midnight until 5:30 a.m.

Entrance Fees

Entrance - Per Person

The Castillo de San Marcos is considered to be a "walk-in" park. The entrance fee applies to each individual. Tickets are not transferable and cannot be given to other guests. Adults (Age 16 and above) entrance is $15.00 and valid for 7 consecutive days. Children (age 15 and under) are admitted free of charge but must be accompanied by an adult.

$15.00