High school lacrosse in Boulder County is sanctioned by the Colorado High School Activities Association (CHSAA) and plays in the spring season. Multiple schools in the Boulder Valley School District and surrounding areas field varsity and junior varsity teams. Who It's For Students in grades 9–12 enrolled in a CHSAA …

Middle school is where many Boulder County players develop their skills and start competing at a higher level. Programs at this stage bridge recreational play and the more serious high school game. Who It's For Players in 6th through 8th grade (ages 11–14). Both boys and girls programs are available. Some players …

The Premier Lacrosse League (PLL) is the top professional outdoor field lacrosse league in the United States, and if you haven't watched it yet, you're missing some of the best lacrosse on the planet. What Is the PLL? The PLL was founded in 2019 and quickly became the dominant force in professional outdoor lacrosse. It …

If you follow lacrosse in Boulder County, the Colorado Mammoth should be on your radar. They're a 30-minute drive down US-36, they play one of the most exciting sports you'll watch live, and they represent the highest level of box lacrosse in the world. Who Are the Mammoth? The Colorado Mammoth are a franchise in the …

If you've been to a Colorado Mammoth game or watched NLL highlights, you've seen box lacrosse. But if you're newer to the sport, you might be wondering how it differs from the outdoor game your kid plays in the spring. Here's a quick breakdown. The Basics Box lacrosse is played indoors in an enclosed arena — typically …

Youth lacrosse in Boulder County introduces kids to the game in a fun, developmental environment. Programs at this level emphasize fundamentals — cradling, passing, catching, and basic game concepts — while keeping competition age-appropriate. Who It's For Elementary-age players, typically kindergarten through 5th …

Useful lacrosse links for Boulder County and beyond: Lacrosse Links Colorado Lacrosse Links International Lacrosse Links National Lacrosse Links Rules & Equipment Links Colorado Lacrosse Links Vail Shootout Yearly lacrosse tournament held in Vail, Colorado. Denver University (DU) Men's Lacrosse Arapahoe High School …