Grosse Ile Events
Are you looking for things to do in Grosse Ile? You’re at the right place! Entertainment from festivals to live music to lighthouse tours to events on Macomb Street can be found on these Downriver community pages!
Be sure to come back again and again because these Downriver event calendars are updated weekly!

Rock CF is hitting the island for the 12th edition of the infamous Half Marathon & 5K for all to come and help us outrun cystic fibrosis!
100% of all proceeds will go towards supporting the mission of the Rock CF Foundation.
Half Marathon- 8:00am
Start: Grosse Ile Middle School (GIMS)
Finish: Grosse Ile Middle School
5K Run/Walk- 8:15am
Start: Outside of the GI Naval Air Station Hangar (south side)
Finish: GIMS
Check out the website: 12th Annual Rock CF Rivers Half Marathon & 5K Run/Walk — Rock CF (letsrockcf.org)

Come on out for the Grosse Ile Islandfest!!! Islandfest is a time to celebrate the beginning of summer and enjoy some small-town fun. The week-end long event features arts & crafts, a fine arts show, children’s activities, a midway, live music, parade, car show, fireworks, historical tours, aircraft displays and rides, a variety of foods and beverages for all ages, plus monster truck rides and so much more. Islandfest is a free, fun, family-oriented event where all are welcome. Come join the fun!
More Details to come…
Do you have a community event coming up? If you want your event added to our calendar, submit your request here*.![]()
* Events must be pre-approved and meet criteria to post. Events pertaining to businesses and for-profit business events are allowed for sponsors only.