This year’s show is shaping up to be the largest Mason-Dixon Gas Show yet. We’ve added another building to the show allowing for an additional 20-25 vendor spaces. Spaces are filling up quick so be sure to reserve yours as soon as possible.
This year’s show is shaping up to be the largest Mason-Dixon Gas Show yet. We’ve added another building to the show allowing for an additional 20-25 vendor spaces. Spaces are filling up quick so be sure to reserve yours as soon as possible.
Welcome to the Mason Dixon Gas website. The Mason Dixon Gas Show is a gas, oil, automotive and advertising swap meet held every year on the 2nd Saturday of March at The Great Frederick Fairgrounds in Frederick, Maryland.