3 Rivers Little League (TRLL) is a competitive baseball and softball league serving the youth of Aspen, Basalt, Carbondale, Glenwood Springs, Gypsum, Eagle, Edwards, Avon and Vail, Colorado.

Sponsored By:   Title Sponsor: The Steadman Clinic and Steadman Philippon Research Institute
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Three Rivers Little League offers baseball and softball for players age 8 to 15 from Vail to Glenwood Springs to Aspen. We offer 4 baseball divisions: Minor (8 to 10 years), Major Minor (9 to 11 years), Intermediate 50/70 (10 to 12 years), and Juniors (13 and 14 years). We offer 2 softball divisions of Majors (10 to 12 years) and Juniors (13 to 15 years).

TRLL boundaries include the towns of Aspen, Avon, Basalt, Carbondale, Glenwood Springs, Eagle, Gypsum, Edwards and Vail, and reaching as far as the rural areas of Red Cliff, Minturn, Bond, and Marble. 

Three Rivers Little League is a 501(c)3 non-profit run by nearly 100 volunteers. TRLL is a chartered member of Little League International located in Colorado District 1 in the Southwestern Region. The District 1 offices are located in Grand Junction, Colorado.