JAMESTOWN – Historic Jack Brown Stadium plays will play host to the 2026 North Dakota Amateur Class A State Tournament. According to North Dakota Amateur Baseball, the Class A tournament serves as the developmental division of North Dakota amateur baseball with younger players than its Class AA and AAA levels. Under North Dakota Amateur Baseball rules, the Class A champion is typically elevated to the AA division the following season. Jack Brown Stadium has long served as one of North Dakota’s premier amateur baseball venues, regularly hosting state tournaments and championship events throughout the summer. This weekend’s tournament continues that tradition as six teams compete for the opportunity to bring home the Class A state championship.