For more than 38 years, Trumbull High School has been known throughout the United States as one of the nations best marching bands. Below is a brief summary of the bands accomplishments.

2006
Musical Arts Conference Class V Champion (Best Percussion, Music, Color Guard)
Winter Guard International (WGI) Scholastic World Finalist
Winter Guard International (WGI) Percussion Scholastic Open Finalist
Musical Arts Conference Scholastic Open Percussion Champion
Musical Arts Conference Scholastic World Champion
Musical Arts Conference AA Class Champion

2005
Musical Arts Conference Class V Runner Up
Best Percussion
Winter Guard International (WGI) - Bronze Medal Scholastic Open Color Guard
Winter Guard International (WGI) - Eight Place Finalist Scholastic Open Percussion
Musical Arts Conference Scholastic Open Color Guard Runner Up
Musical Arts Conference Scholastic Open Percussion Champion

2004
Musical Arts Conference Class V - Third Place
Best Color Guard
Hollywood Christmas Parade - Hollywood California
Winter Guard WGI Scholastic Open Finalist
Percussion MAC Scholastic Open Champions
MAC Novice Guard Champions

2003
Musical Arts Conference Class IV Champion
Best Marching, Music, GE, Drum Major, Color Guard
Bands of America - Bridgeport Regional Finalist
Winter Guard WGI Scholastic Open Finalist
MAC Novice Guard Champions

2002
Musical Arts Conference Class IV Runner-Up
Undefeated Fall Color Guard (MAC and USSBA)
Bands of America - Hofstra Regional Finalist

2001
Musical Arts Conference Class IV Grand Champion
U.S.S.B.A. Class IV Open - 5th Place
Bands of America - Hofstra Regional Finalist
Winter Guard International World Champion Participant - Dayton Ohio
54th Inaugural Presidential Parade Representatives - State of Connecticut

2000
EMBA Class III Champions
Metro/M.A.A. World Class Winter Guard Champions
U.S.S.B.A. Class III Open Runner Up
Bands of America, Hofstra Regional Finalist
W.G.I. Open Class Semi-Finalist

1999 
EMBA Class V Runner Up
Hollywood Christmas Parade, Hollywood CA
Bands of America, Hofstra Regional Finalist
W.G.I. Open Class Semi-Finalist

1998
EMBA Class V Runner Up
1998 First Place Gold Division Windjammers Competition, U.S. Coast Guard
Bands of America, Hofstra Regional Finalist
W.G.I. Open Class Semi-Finalist

1997
EMBA Class V Runner Up
Florida Citrus Bowl Field Show - Class AA/Overall Grand Champions
Bands of America, Hofstra Regional - Class AA Grand Champions
Macy's Thanksgiving Day Parade Participant
W.G.I. Open Class Semi-Finalist

1996
EMBA Class V Runner Up
Mardi Gras Parade Champions, New Orleans, LA:Rex and Endymion Parades
Metro/M.A.A. World Class Winter Guard Champions

1995
EMBA Class IV Champions

1994
EMBA Class IV Champions

1993
Citrus Bowl Class A Field Show Champions
Metro/M.A.A. Open Class Winter Guard Champions

1992
EMBA Class IV Champions