Sports – Diamond Bar, CA

Country Box — Where Music Meets Boxing. First Tuesday of every month.

Country Box

Featured Sports Participant

Country Box

Country Box — Where Music Meets Boxing

Based in Nashville, Tennessee, Country Box is a unique live-entertainment series combining professional boxing, live music, and the excitement of Music City into one unforgettable event. Founded by veteran promoter Jimmy Adams, Country Box has built a distinctive platform for rising boxing talent and established fighters, bringing fans up close to the action in an energetic, one-of-a-kind atmosphere.

In 2026, Country Box announced a promotional partnership with boxing legend Floyd Mayweather Jr.’s Mayweather Promotions, bringing rising prospects from its roster to Nashville’s monthly fight series. Hosted at Plaza Mariachi, Country Box continues to bring together the worlds of boxing and music under one roof.

Visit countrybox247.com →

Diamond Bar is a city in the San Gabriel Valley of eastern Los Angeles County, California, United States. The 2020 census listed a population of 55,072. It is named after the “diamond over a bar” branding iron registered in 1918 by ranch owner Frederic E. Lewis (1884–1963). The city features a public Los Angeles County golf course.

Located at the junction of the Pomona and Orange freeways, Diamond Bar is primarily residential with shopping centers interspersed throughout the city. It is surrounded by the cities of Brea, Walnut, Chino Hills, Pomona, City of Industry, and the unincorporated areas of Rowland Heights and South Diamond Bar.

Northern Diamond Bar is a part of the Pomona Unified School District. Southern Diamond Bar is a part of the Walnut Valley Unified School District. The city is also served by International Polytechnic High School. It also has the first hydrogen fueling station to be built in Southern California, near the South Coast Air Quality Management District building.