Rock CF Thumb Coast Marathon, Half Marathon & 5K

Caseville, MI, USA
02 Nov, 2025 (Sun)

Running

5 km, 21.1 km, 42.195 km

About the event

CASEVILLE TO PORT AUSTIN, MICHIGAN

Point-to-point. Fully Paved, USATF Certified Course on Michigan's Thumb Coast.


The Rock CF Foundation and Trivium Racing are excited to bring to life the Thumb Coast Marathon: a flat, fast course featuring stunning views of Lake Huron on November 2nd, 2025. Starting in historic downtown Caseville, Michigan, this point-to-point course will travel east with a downtown finish in beautiful Port Austin, Michigan. The Full Marathon will start in Caseville and finish in Port Austin, whereas the Half Marathon will start in Sleeper State Park and finish at the same location in Port Austin. The 5K will be a loop around downtown Port Austin, featuring the same finish line as the Full and Half.

Races offered by this event

You have 44 weeks to prepare

Marathon

02 Nov, 2025 (Sun) - 08:00
Running

42.195 km

USATF Certified
Solo
On site
Road
Flat
Point to point
Certified course
Beach
Rural
Seaside / Lakeside

Half Marathon

02 Nov, 2025 (Sun) - 08:30
Running

21.1 km

USATF Certified
Solo
On site
Road
Flat
Point to point
Certified course
Beach
Rural
Seaside / Lakeside

5K

02 Nov, 2025 (Sun) - 09:00
Running

5 km

USATF Certified
Solo
On site
Road
Flat
Single loop
Certified course
Beach
Rural
Seaside / Lakeside

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