Events Calendar
2025/26 is GBYO’s 16th Season!
Mini Retreat: Symphony Strings & Sinfonia
Symphony Strings and Sinfonia musicians are welcome to join us at the Center for Musical Arts in Lafayette for an afternoon of music making!
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Fall Fundraiser Kickoff
Join us for our annual fundraising kickoff event! Details coming soon.
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Dress Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Holiday Play Along
Join us for our annual Holiday Play Along! Bring your instruments and sit in with GBYO students for a festive evening full of your favorite holiday tunes.
Annual Concerto Competition
Be part of our 16th Annual GBYO Concerto Competition! Students from Philharmonic and Symphony ensembles compete to win a chance to perform their concerto with their orchestra at the Spring Concert. Runners up will perform their pieces at this spring’s House Concerts!
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Mini Retreat: Philharmonic Strings
Symphony Strings and Sinfonia musicians are welcome to join us at the Center for Musical Arts in Lafayette for an afternoon of music making!
Dress Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Chamber Music Community Concerts
Join us throughout the greater Boulder area for performances from small GBYO ensembles!
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Dress Rehearsal
Rehearsal Schedule:
Sinfonia: 4:30PM - 6:30PM
Philharmonic (all) 4:45PM - 5:30PM
Philharmonic (strings) 5:30PM - 6:15PM
Wind Ensemble: 5:30PM - 7:00PM
Symphony: 6:30PM - 8:30PM
Audition Workshop
Join us for our virtual Audition Workshop! Meet GBYO’s conductors and help prepare for your audition for the 2025/26 season.
Chamber Music Concert
GBYO chamber ensembles perform.
Free!
Sponsored by Scherer Violin Shop.
Spring Concert
Spring concert featuring the winners of the annual concerto competition, world premieres, and a collaboration with the Boulder Children’s Chorale!
Spring Concert Warm Up Rehearsal
Rehearsal for students prior to our Spring Concert at 12PM.
GBYO Phil & Boulder Children's Chorale
GBYO Philharmonic with the Boulder Children’s Chorale perform a new work by composer Leigha Amick!
House Concert
Hear the runners up from our Concerto Competition perform at the home of Margo Crowe.
Bring a Friend to Rehearsal
Experience a GBYO rehearsal and enjoy making great music with friends! No pressure to commit. Any K-12 student is welcome to participate.
Mini Retreat for Wind Ensemble
Mini retreat for the Wind Ensemble, held at the Center for Musical Arts in Lafayette.
Mini Retreat for Philharmonic
Mini retreat for the strings of the Philharmonic, held at the Center for Musical Arts in Lafayette.
Spring Chamber Music Signup Deadline
Sign up to perform in GBYO’s Chamber Music groups.
Concerto Competition
GBYO’s Annual Concerto Competition
You're invited to attend the annual GBYO Concerto Competition! Students from the Philharmonic and Symphony will perform. Free and open to the public.
Colorado Gives Day!
Support the Greater Boulder Youth Orchestras on Colorado Gives Day. Please consider donating generously.
Holiday Play Along
Holiday Play Along
Join us for a special play along evening! Teachers, family members, prospective students - everyone's invited to join in the fun! Open and free to all: GBYO students, non members, parents and teachers! All ages! RSVP to receive the music ahead of time.
Supporters
