- 2007 – Manchester Marathon Association established
- 2007 – First Manchester City Marathon and Half-marathon races
- 2012 – Hurricane Sandy, MCM supports of outplaced New York City Marathoners
- 2017 – Manchester Marathon Association becomes Granite State Health and Fitness Foundation
- 2018 – The first annual Glen Lake Swim
- 2020 – The Granite State Health and Fitness Foundation earns independent 501(c)(3) status