Maryland Chess Association

The Maryland Chess Association (MCA) is the official US Chess-affiliated organization for the state of Maryland, running some of the most prestigious open tournaments on the East Coast. Their flagship events — the annual Maryland Open, Washington International, and Potomac Open — are held at the Rockville Hilton and regularly attract top-rated players from across the country, including grandmasters and international masters competing for significant prize funds. The MCA also organizes scholastic championships, DMV K-12 tournaments, and local club events through affiliates including the Rockville Chess Club and Charm City Chess Club.