Glenn Miller played at Glen Island Casino in New Rochelle, New York. The “island” in the name refers to Glen Island , a historic island site near Long Island Sound, not a separate music venue on a tropical island.

Quick Scoop

  • Glenn Miller’s famous early big-band breakthrough was tied to performances at Glen Island Casino.
  • That venue helped boost the Glenn Miller Orchestra’s popularity through radio broadcasts and live shows.
  • If you meant a different “island,” the most likely answer is still Glen Island.

TL;DR: Glenn Miller played at Glen Island Casino on Glen Island in New Rochelle, New York.