Michigan’s current state flag has stayed the same since 1911 , so it has been unchanged for about 115 years as of 2026. The design is the state coat of arms on a blue field, and Michigan officially adopted that version on August 1, 1911.

Quick Scoop

  • Current design in use: Since 1911.
  • Time unchanged: About 115 years.
  • What it looks like: The Michigan coat of arms centered on a blue background.

Michigan has had earlier flag versions before 1911, but the one most people recognize today has remained the same ever since.

TL;DR: Michigan’s flag has been the same since 1911.