runsignup.com

The Rock CF Thumb Coast Marathon, Half Marathon, and 5K

Port Austin, Michigan, United States

calendar_today 08 Nov, 2026

directions_run Running

language Official Website

sell $23.00 – $115.00

Register Now

About the Event

Rock CF Thumb Coast Marathon, Half Marathon & 5K – November 8, 2026

The Rock CF Thumb Coast Marathon, Half Marathon, and 5K is coming to Michigan on Sunday, November 8, 2026. This second year event offers a flat, fast, fully paved, USATF-certified course stretching across Michigan’s Thumb. The Marathon is a Boston Qualifier, and both the Marathon and Half will include pace teams from Beast Pacing to help you hit your goals. Starting in Caseville and finishing in downtown Port Austin, this point-to-point race delivers the perfect combination of speed, scenery, and small-town charm. Whether you’re chasing a PR, running your first race, or planning a fall race-cation, the Rock CF Thumb Coast Marathon has it all.

Race Details

Date: Sunday, November 8, 2026
Distances: Marathon, Half Marathon, 5K
Locations: Marathon starts in Caseville, Half Marathon in Sleeper State Park, 5K in downtown Port Austin—all finishing in Port Austin, Michigan
Course: Fully paved, flat, USATF-certified; Marathon is a Boston Qualifier

Why Run Rock CF Thumb Coast Marathon?

Fast & Flat: The Marathon and Half feature fully paved, USATF-certified courses, ideal for personal bests and Boston qualification.
Pace Teams: Beast Pacing will guide Marathon and Half Marathon participants with consistent splits.
Cool November Temps: Crisp, race-ready weather on Michigan’s Thumb sets the stage for strong performances.
Run for a Cause: Every registration supports the Rock CF Foundation and its mission to improve the lives of people living with cystic fibrosis.
Unique Experience: Traverse Michigan’s Thumb from one side to the other, while 5K runners loop around downtown Port Austin and finish in time to cheer on the Half and Full finishers.
Race Extras: Participant swag includes exclusive gear, plus referral incentives that give you money back when friends join.
Destination Vibes: Enjoy a fall weekend on Michigan’s Thumb Coast, complete with small-town hospitality, Lake Huron views, and a lively finish line atmosphere.

More Than Just a Race

Your experience at the Rock CF Thumb Coast Marathon goes beyond the miles. Every step helps fund the Rock CF Foundation, a nonprofit dedicated to supporting individuals living with cystic fibrosis through awareness, advocacy, and action. By racing with us, you’re not only pushing your own limits—you’re helping power life-changing programs and research.

Ready to run Michigan’s Thumb? Don’t wait—register today for the Rock CF Thumb Coast Marathon, Half Marathon, and 5K on November 8, 2026 and be part of a flat, fast, meaningful race experience on the shores of Lake Huron.

Races Offered

Virtual 5k

Nov 08, 2026

straighten

Distance — 5K

terrain

Type — Running

timer

00:00

sell

$50.00

Virtual Half Marathon

Nov 08, 2026

straighten

Distance — 13.1 Miles

terrain

Type — Running

timer

00:00

sell

$50.00

Virtual Marathon

Nov 08, 2026

straighten

Distance — 26.2 Miles

terrain

Type — Running

timer

00:00

sell

$50.00

Economy Marathon

Nov 08, 2026

straighten

Distance — 26.2 Miles

terrain

Type — Running

timer

08:00

sell

$75.00

Marathon

Nov 08, 2026

straighten

Distance — 26.2 Miles

terrain

Type — Running

timer

08:00

sell

$115.00

Economy Half Marathon

Nov 08, 2026

straighten

Distance — 13.1 Miles

terrain

Type — Running

timer

08:30

sell

$55.00

Half Marathon

Nov 08, 2026

straighten

Distance — 13.1 Miles

terrain

Type — Running

timer

08:30

sell

$95.00

5K

Nov 08, 2026

straighten

Distance — 3.1 Miles

terrain

Type — Running

timer

09:00

sell

$35.00

Economy 5k

Nov 08, 2026

straighten

Distance — 5K

terrain

Type — Running

timer

09:00

sell

$23.00

Weather History

These values represent the 3-year monthly averages for November in Port Austin.

thermostat Temperature

3.9° / 7.6°

wb_sunny Feels like

-2.8° / 2.3°

light_mode Avg sunshine hours

5h 14m

water_drop Avg rainfall

2.2 mm

ac_unit Avg snowfall

0.4 cm

air Avg wind speed

22.4 km/h (Moderate breeze)

opacity Sweat loss rate

Low

terrain Course conditions

Firm and slightly soft

sunny Max UV Index

Low (2.0)

humidity_mid Humidity

74.8%

wb_twilight Sunrise

08:27

nightlight Sunset

18:06

About Port Austin

Learn more about the host city, Port Austin.

Port Austin is a village in Huron County in the U.S. state of Michigan. The population was 664 at the 2010 census. The village is within Port Austin Township.

Hotels & Places to Stay

Race Results

Official finishing times from previous editions of The Rock CF Thumb Coast Marathon, Half Marathon, and 5K.

Place	Name	Gender	Age	City	Time
🥇	Christine Pike	F	28	Port Huron, MI	—

Place	Name	Gender	Age	City	Time
🥇	Marina Nevryueva	F	45	Berkley, MI	—
🥈	Shelly DeMoss	F	60	South Lyon, MI	—

Place	Name	Gender	Age	City	Time
🥇	Samantha Edmonds	F	34	Burlington, MA	—
🥈	Ann Poole	F	28	Shelby, MI	—

Place	Name	Gender	Age	City	Time
🥇	Nicholas Ochal	M	36	White Lake, MI	19:36.1
🥈	Lucas Halicki	M	14	New Baltimore, MI	21:50.45
🥉	Liam Murphy	M	14	Grosse Pointe Woods, MI	21:57.44
4	L. Vukich	F	12	Royal Oak, MI	22:02.24
5	Kris Rosekrans	M	44	Saint Johns, MI	22:06.6
6	Patrick Broderick	M	22	Royal Oak, MI	23:22.45
7	Brystal Klinkman	F	15	Cass City, MI	23:45.16
8	Phillip Smith	M	28	Auburn, MI	23:53.36
9	Lucas Vukich	M	14	Royal Oak, MI	24:02.4
10	A. Dalessandro	M	12	Rochester Hills, MI	24:04.15
11	Kylar Beierlein	M	31	New Baltimore, MI	24:12.76
12	Olivia Crawford	F	21	Fort Gratiot, MI	24:20.53
13	Derek Amolsch	M	45	Pontiac, MI	24:51.13
14	Joseph Vukich	M	47	Royal Oak, MI	25:09.12
15	G. Guerrero	F	10	Auburn, MI	25:14.47
16	A. Clark	F	10	Bad Axe, MI	25:16.93
17	Eric Mayes	M	36	Port Austin, MI	25:27.77
18	Daniel Everhart	M	46	Imlay City, MI	25:47.68
19	Brian McFawn	M	34	Detroit, MI	25:50.56
20	Nicole Gallagher	F	46	Albuquerque, NM	26:17.47
21	M. Straight	F	10	Port Austin, MI	26:33.86
22	Kayla Panski	F	38	Macomb, MI	26:33.99
23	Ken Sweet	M	53	Essexville, MI	26:39.57
24	Krysta STOTHARD	F	43	Essexville, MI	26:57.77
25	Jodie Romzek	F	47	Midland, MI	26:58.54
26	Barbara Blanchard	F	43	Bay City, MI	26:59.53
27	Cody Gilbert	M	36	Shelby Township, MI	27:30.9
28	C. Mayes	M	8	Port Austin, MI	27:40.83
29	Rebecca Koltvedt	F	49	Saginaw, MI	27:59.9
30	Becky Klinkman	F	48	Cass City, MI	28:20.91
31	R. Clatk	F	7	Bad Axe, MI	28:31.13
32	G. Polega	M	10	Kinde, MI	29:01.07
33	Kelly Treiber	F	37	Williamston, MI	29:06.63
34	Jeff Gallagher	M	47	Albuquerque, NM	29:28.11
35	James Sparre	M	55	Waterford, MI	29:39.01
36	Ella Everhart	F	13	Imlay City, MI	29:40.27
37	Alexa Gazda	F	30	Saint Clair Shores, MI	30:03.85
38	Caitlin Ross	F	37	Frankenmuth, MI	30:12.02
39	Larry Whittaker	M	72	Cass City, MI	30:37.08
40	Melissa Johnson	F	37	Ann Arbor, MI	31:01.88
41	Molly Murphy	F	41	Grosse Pointe Woods, MI	31:07.7
42	Kaitlyn Iden	F	31	Bad Axe, MI	31:09.21
43	Emily Brown	F	33	Midland, MI	31:10.74
44	Jeffrey Stehlik	F	38	Saint Clair Shores, MI	31:27.21
45	Erica Sauve	F	31	Saint Clair Shores, MI	31:28.15
46	Kristin Waterbury	F	36	Livonia, MI	31:34.45
47	G. Clark	F	8	Bad Axe, MI	31:59.55
48	R. Straight	F	8	Port Austin, MI	32:07.13
49	Don Watchowski	M	45	Rochester, MI	32:33.95
50	Nikki Debbs-Watchowski	F	44	Rochester, MI	32:34.17

Place	Name	Gender	Age	City	Time
🥇	Joe Robinson	M	34	Detroit, MI	1:19:15.85
🥈	Parker Austin	M	22	Davison, MI	1:22:31.83
🥉	Garrett Jurges	M	43	Ubly, MI	1:24:13.51
4	Amber Dermyre	F	35	Farmington, MI	1:24:30.74
5	Kyle Lynch	M	39	Detroit, MI	1:26:26.53
6	Emily Allison-Siep	F	29	Howell, MI	1:26:57.36
7	Gus Povirk	M	36	West Bloomfield, MI	1:27:17.65
8	ERIN SIMONE	F	45	Kitchener, ON	1:27:47.3
9	Doug Miles	M	53	Auburn Hills, MI	1:28:22.12
10	Goro Tamai	M	55	Bloomfield Hills, MI	1:28:43.1
11	Alex Travis	M	46	Ann Arbor, MI	1:29:29.6
12	Samuel-Jay Martin	M	28	Trenton, MI	1:30:29.76
13	Will Clark	M	42	Essexville, MI	1:33:16.06
14	Sierra Voigt	F	34	South Lyon, MI	1:33:26.11
15	Seth Melrose	M	38	Howell, MI	1:33:29.62
16	Bradley Bielicki	M	30	Livonia, MI	1:33:48.19
17	Bin Xu	M	61	Ann Arbor, MI	1:34:12.77
18	Matthew Lewis	M	50	Elkton, MI	1:35:13.85
19	Blake Vallad	M	15	Bentley, MI	1:35:28.75
20	James Badgerow	M	48	Omer, MI	1:35:32.48
21	Griffin Gleeson	M	23	Okemos, MI	1:36:01.81
22	Andrew Richard	M	25	Adrian, MI	1:36:09.33
23	Antonino Candela	M	29	Royal Oak, MI	1:36:15.47
24	Alan Putnam	M	39	Linden, MI	1:36:32.93
25	Linda Clark	F	41	Bad Axe, MI	1:36:41.87
26	Tom Odonohue	M	29	West Bloomfield, MI	1:37:28.74
27	Mike Parker	M	47	Harbor Beach, MI	1:37:30.35
28	Makenna Gwisdalla	F	17	Bad Axe, MI	1:38:12.79
29	Reginald Koprowski	M	32	Grand Blanc, MI	1:38:46.7
30	Casey Hadaway	F	28	Hazel Park, MI	1:38:54.22
31	Megan Friedrich	F	30	Lake Orion, MI	1:39:12.51
32	Katie Noble	F	40	Port Austin, MI	1:40:13.23
33	Jonathan VanPaepeghem	M	28	Ann Arbor, MI	1:40:19.97
34	Shane Dean	M	32	Attica, MI	1:40:22.37
35	John Tarantino	M	68	Shelby Township, MI	1:40:46.26
36	Will Gardner	M	47	Columbiaville, MI	1:40:59.22
37	Michael Stone	M	31	Portage, MI	1:41:23.51
38	Erik Kent	M	21	Kinde, MI	1:41:28.07
39	Jessica Persichini	F	45	West Bloomfield, MI	1:41:38.5
40	Raiden Peacock	M	13	Midland, MI	1:41:40.75
41	Tyler Frisbee	M	14	Midland, MI	1:41:41.02
42	Brittany Cutler	F	39	Canton, MI	1:41:53
43	Lydia Popp	F	15	Caseville, MI	1:42:25.07
44	Allysen Jansen	F	20	Sandusky, MI	1:42:30.6
45	amelia weiler	F	21	Cass City, MI	1:42:31.92
46	Aaron Treiber	M	37	Williamston, MI	1:42:38.17
47	Antonio Romano	M	37	Lapeer, MI	1:42:48.22
48	Jonathan Scheets	M	34	Ypsilanti, MI	1:42:50.22
49	Aaron Schweihofer	M	43	New Baltimore, MI	1:42:53.1
50	Jacob Livingston	M	23	Lapeer, MI	1:43:40.31

Place	Name	Gender	Age	City	Time
🥇	Tommy Donohoe	M	23	Chicago, IL	2:37:40.34
🥈	Austin Fullerton	M	24	Louisville, KY	2:41:08.2
🥉	Stewart Haadsma	M	31	Sterling Heights, MI	2:41:26.84
4	Drew Lindman	M	31	Farmington Hills, MI	2:44:45.24
5	Eric Rice	M	21	Bath, MI	2:47:34.58
6	Lewis Hoffman	M	43	Lansing, MI	2:48:54.64
7	Marek Bialkowski	M	29	McDougall, ON	2:49:06.28
8	Victor Hart	M	22	Washburn, WI	2:49:34.88
9	Isaac Johnson	M	39	Mount Clemens, MI	2:51:34.18
10	Mitchel Morawski	M	25	Leonard, MI	2:52:52.32
11	Joseph Igleski	M	30	Ann Arbor, MI	2:52:57.17
12	Derek Ralls	M	31	Livonia, MI	2:55:25.16
13	Emily Kim	F	29	Ann Arbor, MI	2:57:04.95
14	Simon Baldwin	M	39	Lansing, MI	2:58:55
15	David Spinner	M	42	Dansville, MI	2:59:18.1
16	Jerry Haadsma	M	26	Battle Creek, MI	3:02:39.94
17	Marc Brancaccio	M	42	Avoca, MI	3:04:16.53
18	Sebastian Tochowicz	M	51	Ira Twp, MI	3:06:13.13
19	Julia Armstrong	F	32	Gaylord, MI	3:07:40.76
20	Mark Halonen	M	23	Delano, MN	3:11:33.65
21	Zach Johnson	M	35	Ann Arbor, MI	3:12:03.42
22	Samantha Swenson	F	30	Fargo, ND	3:14:41.47
23	Jack DeMara	M	25	Almont, MI	3:14:49.12
24	Parag Bhoyar	M	45	Ann Arbor, MI	3:16:42.09
25	Christopher Frayne	M	40	South Lyon, MI	3:17:13.94
26	Mitch Young	M	30	Burton, MI	3:18:40.59
27	Andrew Myers	M	37	Durand, MI	3:21:04.68
28	Gregory Lechowicz	M	40	Livonia, MI	3:21:09.25
29	Bryant Hepp	M	30	Ann Arbor, MI	3:21:52.39
30	Jacklyn Juhl	F	41	Fenton, MI	3:23:46.49
31	Stephanie Kiley	F	36	Clarkston, MI	3:24:38.1
32	Joseph Cormier	M	23	Trenton, MI	3:25:32.72
33	Kyengho Lee	M	56	hamilton, ON	3:26:41.46
34	Ryan Frazher	M	41	Saint Clair Shores, MI	3:27:10.14
35	Guoliang Yu	M	48	Saginaw, MI	3:27:49.65
36	Shawn Van Dyke	M	34	Woodhaven, MI	3:30:01.04
37	Tim Peterson	M	40	Utica, MI	3:30:15.69
38	Jim Keat	M	42	Frankenmuth, MI	3:31:16.1
39	Jordan Emmer	M	31	West Bloomfield, MI	3:31:41.95
40	Holly Halliwill	F	32	Ann Arbor, MI	3:31:54.28
41	Carly Wolf	F	30	West Bloomfield, MI	3:32:28.21
42	Shawn Coyne	M	52	Painesville, OH	3:32:59
43	Sarah Keesling	F	41	Lapeer, MI	3:33:04.48
44	Meridith Anness	F	27	Granger, IN	3:33:51.93
45	Ben Kassab	M	29	Royal Oak, MI	3:34:23.06
46	Michael Bedsun	M	38	Trenton, MI	3:34:57.14
47	John Johnson	M	66	Farmington Hills, MI	3:35:32.33
48	Nate Gauthier	M	32	Lake Orion, MI	3:36:19.41
49	Kay Nordine Richardson	F	35	Grand Rapids, MI	3:38:21.33
50	Daniel Lewis	M	45	Lincoln Park, MI	3:38:33.26

Runner Reviews

Read what other athletes have to say about their experience at the The Rock CF Thumb Coast Marathon, Half Marathon, and 5K.

★ ★ ★ ★ ★

No reviews yet

Be the first to share your experience with the community!

The Rock CF Thumb Coast Marathon, Half Marathon, and 5K

About the Event

Rock CF Thumb Coast Marathon, Half Marathon & 5K – November 8, 2026

Race Details

Why Run Rock CF Thumb Coast Marathon?

More Than Just a Race

Races Offered

Virtual 5k

Virtual Half Marathon

Virtual Marathon

Economy Marathon

Marathon

Economy Half Marathon

Half Marathon

5K

Economy 5k

Weather History

About Port Austin

Hotels & Places to Stay

Race Results

Runner Reviews

No reviews yet

Nearby Races

Ubly Homecoming 5K

Sandusky Run For Life 5K/1 Mile

Judy V Spencer 5K-9 Fun Run/Walk

St Stans Road Race 5k

Recommended for You

Run Manatee - Rye Preserve 5K -2026

Turkey Trails - Sioux Falls

Candy Cane Course- Lincoln

Space Coast Triathlon and Duathlon

The Rock CF Thumb Coast Marathon, Half Marathon, and 5K

About the Event

Rock CF Thumb Coast Marathon, Half Marathon & 5K – November 8, 2026

Race Details

Why Run Rock CF Thumb Coast Marathon?

More Than Just a Race

Races Offered

Virtual 5k

Virtual Half Marathon

Virtual Marathon

Economy Marathon

Marathon

Economy Half Marathon

Half Marathon

5K

Economy 5k

Weather History

About Port Austin

Hotels & Places to Stay

Race Results

Runner Reviews

No reviews yet

Nearby Races

Ubly Homecoming 5K

Sandusky Run For Life 5K/1 Mile

Judy V Spencer 5K-9 Fun Run/Walk

St Stans Road Race 5k

Recommended for You

Run Manatee - Rye Preserve 5K -2026

Turkey Trails - Sioux Falls

Candy Cane Course- Lincoln

Space Coast Triathlon and Duathlon

Get race deals & updates

Log in

Race Experience

Share this event