The Chicago Metropolitan Baseball Association (CMBA) is a highly competitive men’s baseball league catering to players aged 18 and over. Based in the vibrant city of Chicago and its surrounding suburbs, we boast a rich history of fostering camaraderie, sportsmanship, and a strong sense of community. As each season unfolds, our member teams eagerly vie for the coveted league championship, relishing in the exhilaration of spirited competition throughout the summer, both on weeknights and weekends. Join us for a season filled with hope, promise, and the joy of America’s favorite pastime.