- August 2021:
- October 2021:
- 2: Boyne Mountain – 12th Annual Skitoberfest – October 2, 2021
- 2: Boyne Highlands – Highlands Harvest Event – October 2, 2021
- 2: Empire Hops and Harvest Festival – October 2, 2021
- 3: 2021 Mackinac Island Wedding Show – Mission Point Resort – October 3, 2021
- 8: Grand Hotel – Fall Wine Appreciation Weekend – October 8 -10, 2021
- 8: Charlevoix Apple Fest – October 8 – 10, 2021
- 10: Grand Hotel – October Michigan Golf Live Package – October 10 – 13, 2021
- 15: Grand Hotel History Weekend – October 15 – 17, 2021
- 17: Crystal Mountain – Crystal Spa Days – October 17 – November 24, 2021
- 22: Grand Hotel – Murder Mystery Weekend – October 22 – 24, 2021
- 23: Crystal Mountain – Founders Peak2Peak Mountain Bike Classic – October 23, 2021
- 23: Mackinac Island Great Turtle Trail Run – October 23, 2021
- 24: Legacy Five at Grand Hotel – October 24, 2021
- 29: Grand Hotel – Somewhere in Time Weekend – October 29 – 31, 2021
- 30: Traverse City Zombie Run – 5K Run (or Walk) – October 30, 2021
- 31: Grand Hotel – Close the Grand for the Season – October 31 – November 1, 2021
