vacation 5k

16th Annual Rock CF Rivers Half Marathon

Sun, Mar 21, 8:00am · Grosse Ile, MI

Sun Mar 21 8:00am
5K15KHalf marathon $40 Grosse Ile, MI
Register

Forecast for the start

The National Weather Service forecast for the start appears here from Sun, Mar 14, a week before race day.

Other races near Detroit, MI that week

Fri, Mar 19 – Tue, Mar 23

In town for longer?

See every race near Detroit, MI in March 2027 or across the year, or search the dates you are actually there.

Search your exact travel dates