Historic St. Mary's City outdoor exhibits are closed for the winter.
St. John's Site Museum winter hours: Fridays and Saturdays, 10 a.m. to 4 p.m. January 23 - March 17
47414 Old State House Road St. Mary's City , 20686
18 Oct 2025
5:00pm - 8:00pm
47414 Old State House Road St. Mary's City , 20686
18 Oct 2025
5:00pm - 8:00pm
October 18, 2025 | 5:00 p.m. – 8:00 p.m.
Family-friendly | G-rated | Costumes encouraged
Entrance closes at 7:30 p.m.
Step into the Lost City, a spooky (but not scary!) trick-or-treating adventure set in the historic Town Center at Historic St. Mary’s City. This family-friendly event is perfect for little goblins and ghouls looking for Halloween fun in a safe and scenic setting.
Wander along lantern-lit paths collecting treats, play games, talk with pirates, have your fortune told, and enjoy seasonal activities for all ages. Costumes are encouraged for kids and grown-ups alike!
Important Info:
Don’t miss this magical evening of treats, games, and Halloween fun at Historic St. Mary’s City!
Wed, Jan 14, 2026
02:00 PM - 03:30 PM
Wed, May 13, 2026
02:00 PM - 03:30 PM
Wed, Jun 10, 2026
02:00 PM - 03:30 PM
Wed, Jul 8, 2026
02:00 PM - 03:30 PM
Wed, Aug 12, 2026
02:00 PM - 03:30 PM
Wed, Sep 9, 2026
02:00 PM - 03:30 PM
Wed, Oct 14, 2026
02:00 PM - 03:30 PM
