Ultramarathons October 2026

Endurance Grid lists 22 ultramarathons in October 2026 across 17 states.

Races

States

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Showing 22 events

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October 2026 Ultra Races

22 upcoming Ultra races in October.

Races happening soon

Endurance races happening in the next 7 days, in date order. Browse what’s coming up and sign up soon.

Oct

16–17

Fri–Sat

RunningUltra

BadgerPalooza

870 W Malaga Road, Williamstown, NJ

Ultra

Avg 67° / 45°·139 ft city elevation

Avg 67° / 45°139 ft city elevation

Oct

16–20

Fri–Tue

RunningUltra

Little Rooster Run

4476 US-127 Glencoe, KY

5K · 100 Mile

Avg 67° / 42°·677 ft city elevation

Avg 67° / 42°677 ft city elevation

Oct

Sat

RunningTrail RunningUltra

Tecumseh Trail Challenge

775 Yellowwood Lake Rd, Nashville, IN

8 Mile · Half Marathon · Marathon · 50K

Avg 66° / 44°·822 ft city elevation

Avg 66° / 44°822 ft city elevation

Oct

Sat

RunningUltra

Ȟaȟá Wakpádaŋ Loopet Loppet

1221 Theodore Wirth Parkway, Minneapolis, MN

Avg 55° / 40°·820 ft city elevation

Avg 55° / 40°820 ft city elevation

Oct

Sat

RunningTrail RunningUltra

Indian Creek Trail Runs

2499 Pine Creek Rd, Sedalia, CO

Ultra

Avg 64° / 35°·8,061 ft city elevation

Avg 64° / 35°8,061 ft city elevation

Oct

Sat

RunningTrail RunningUltra

Sinnemahone Ultra Trail Run Sponsored by Keystone Rural Health Consortia

Cameron County Chamber of Commerce, Emporium, PA

50K

Avg 62° / 39°·1,044 ft city elevation

Avg 62° / 39°1,044 ft city elevation

+ 8 more happening in the next 7 days below — keep scrolling.

Oct

Sat

RunningTrail RunningUltra

Sadlers Creek Stumble (32 Hour - 26.2 - 13.1 - 10k)

940 Sadlers Creek Rd, Anderson, SC

10K · Half Marathon · Marathon · 100 Mile

Avg 73° / 51°·749 ft city elevation

Avg 73° / 51°749 ft city elevation

Oct

Sat

RunningRuckingUltra

Galveston Ultra Trail

1929 Boddeker Rd, Galveston, TX

1K · 1 Mile · 5K · Half Marathon · 50K

Avg 82° / 68°·-2 ft city elevation

Avg 82° / 68°-2 ft city elevation

Oct

Sat

RunningRuckingUltra

Sandhills Running "Sasquatch 4-Hour 1-Mile Repeat" and "Sasquatch 5K"

555 E. Connecticut Ave, Southern Pines, NC

1 Mile · 5K

Avg 72° / 49°·427 ft city elevation

Avg 72° / 49°427 ft city elevation

Oct

Sat

UltraRunning

Minnie Ha Ha 6 & 12 Hour Endurance Runs

801 Old Gravois Road, St. Louis, MO

Avg 69° / 50°·471 ft city elevation

Avg 69° / 50°471 ft city elevation

Oct

17–18

Sat–Sun

RunningDuathlonTrail Running+1

Lake Hodges Trail Festival

Piedras Pintadas Trailhead, San Diego, CA

1 Mile · 5K · 10K · 15K · 50K · Olympic

Avg 75° / 61°·352 ft city elevation

Avg 75° / 61°352 ft city elevation

Oct

17–18

Sat–Sun

RunningUltra

HKY 100 Mile Ultra Trail Race

2500 Clement Blvd. NW, Hickory, NC

100 Mile

Avg 70° / 48°·1,062 ft city elevation

Avg 70° / 48°1,062 ft city elevation

Oct

Sun

RunningUltra

Another Dam 50k & 25k

100 E. National Rd., Englewood, OH

50K

Avg 85° / 65°·968 ft city elevation

Avg 85° / 65°968 ft city elevation

Oct

Sun

RunningTrail RunningUltra

CITY TO SKY TRAIL RACES

Dornblaser-Lewis and Clark Stadium – University of Montana, Missoula, MT

Ultra

Avg 55° / 33°·3,168 ft city elevation

Avg 55° / 33°3,168 ft city elevation

Oct

Sat

RunningUltra

Hot Mess Trail Races

789 Parvin Mill Road, Pittsgrove, NJ

4 Mile · Half Marathon

Avg 65° / 44°

Oct

Sat

RunningTrail RunningUltra

Prisoner of War Trail Race (50k - 25k - 8mi)

450 Croft State Park Road, Spartanburg, SC

8 Mile · 50K

Avg 72° / 46°·773 ft city elevation

Avg 72° / 46°773 ft city elevation

Oct

Sat

RunningUltra

Valley and Victory 14 Hour Ultra

398 County Road 4280, Decatur, TX

50 Mile

Avg 76° / 51°·1,066 ft city elevation

Avg 76° / 51°1,066 ft city elevation

Oct

Sat

RunningUltra

Andy's Backyard Ultra

Teventrails - Earlysville, VA

Avg 68° / 45°·579 ft city elevation

Avg 68° / 45°579 ft city elevation

Oct

Sat

RunningTrail RunningUltra

Canyonlands Ultra

Behind the Rocks Trail, Moab, UT

15K · Half Marathon · Marathon · 50K · 50 Mile · 100K

Avg 69° / 38°·4,403 ft city elevation

Avg 69° / 38°4,403 ft city elevation

Oct

Sat

RunningUltra

Among the Trees

S57 W35510 Co Road ZZ, Dousman, WI

50K · 100K

Avg 53° / 34°·866 ft city elevation

Avg 53° / 34°866 ft city elevation

Oct

Sat

UltraRunning

The 5th Annual Mackyard Ultra presented by Baltimore Road Runners Club

1401 Shawan Road, Cockeysville, MD

Avg 62° / 43°·336 ft city elevation

Avg 62° / 43°336 ft city elevation

Oct–Dec

31–6

Sat–Sun

RunningTrail RunningUltra

Jackson County Ultras

Pyoca Camp and Retreat Center, Inc., 886 E County Rd 100 S, Brownstown, IN

1 Mile · 10 Mile · 50K · 100K

Avg 61° / 38°·617 ft city elevation

Avg 61° / 38°617 ft city elevation

Frequently Asked Questions

What ultramarathons are happening in October 2026?

Endurance Grid's Race Calendar lists 22 upcoming ultramarathons in October 2026 across 17 states in the US.

Which states have the most ultramarathons in October 2026?

The states with the most ultramarathons in October 2026 are Indiana, New Jersey, North Carolina, South Carolina, Texas, and Minnesota.

How current is this October ultramarathons calendar?

This page refreshes every day and always shows the next October, so the ultramarathons coming up never go stale.

Filter by

Showing 22 events

▾

October 2026 Ultra Races

22 upcoming Ultra races in October.

Races happening soon

Endurance races happening in the next 7 days, in date order. Browse what’s coming up and sign up soon.

Oct

16–17

Fri–Sat

RunningUltra

BadgerPalooza

870 W Malaga Road, Williamstown, NJ

Ultra

Avg 67° / 45°·139 ft city elevation

Avg 67° / 45°139 ft city elevation

Oct

16–20

Fri–Tue

RunningUltra

Little Rooster Run

4476 US-127 Glencoe, KY

5K · 100 Mile

Avg 67° / 42°·677 ft city elevation

Avg 67° / 42°677 ft city elevation

Oct

Sat

RunningTrail RunningUltra

Tecumseh Trail Challenge

775 Yellowwood Lake Rd, Nashville, IN

8 Mile · Half Marathon · Marathon · 50K

Avg 66° / 44°·822 ft city elevation

Avg 66° / 44°822 ft city elevation

Oct

Sat

RunningUltra

Ȟaȟá Wakpádaŋ Loopet Loppet

1221 Theodore Wirth Parkway, Minneapolis, MN

Avg 55° / 40°·820 ft city elevation

Avg 55° / 40°820 ft city elevation

Oct

Sat

RunningTrail RunningUltra

Indian Creek Trail Runs

2499 Pine Creek Rd, Sedalia, CO

Ultra

Avg 64° / 35°·8,061 ft city elevation

Avg 64° / 35°8,061 ft city elevation

Oct

Sat

RunningTrail RunningUltra

Sinnemahone Ultra Trail Run Sponsored by Keystone Rural Health Consortia

Cameron County Chamber of Commerce, Emporium, PA

50K

Avg 62° / 39°·1,044 ft city elevation

Avg 62° / 39°1,044 ft city elevation

+ 8 more happening in the next 7 days below — keep scrolling.

Oct

Sat

RunningTrail RunningUltra

Sadlers Creek Stumble (32 Hour - 26.2 - 13.1 - 10k)

940 Sadlers Creek Rd, Anderson, SC

10K · Half Marathon · Marathon · 100 Mile

Avg 73° / 51°·749 ft city elevation

Avg 73° / 51°749 ft city elevation

Oct

Sat

RunningRuckingUltra

Galveston Ultra Trail

1929 Boddeker Rd, Galveston, TX

1K · 1 Mile · 5K · Half Marathon · 50K

Avg 82° / 68°·-2 ft city elevation

Avg 82° / 68°-2 ft city elevation

Oct

Sat

RunningRuckingUltra

Sandhills Running "Sasquatch 4-Hour 1-Mile Repeat" and "Sasquatch 5K"

555 E. Connecticut Ave, Southern Pines, NC

1 Mile · 5K

Avg 72° / 49°·427 ft city elevation

Avg 72° / 49°427 ft city elevation

Oct

Sat

UltraRunning

Minnie Ha Ha 6 & 12 Hour Endurance Runs

801 Old Gravois Road, St. Louis, MO

Avg 69° / 50°·471 ft city elevation

Avg 69° / 50°471 ft city elevation

Oct

17–18

Sat–Sun

RunningDuathlonTrail Running+1

Lake Hodges Trail Festival

Piedras Pintadas Trailhead, San Diego, CA

1 Mile · 5K · 10K · 15K · 50K · Olympic

Avg 75° / 61°·352 ft city elevation

Avg 75° / 61°352 ft city elevation

Oct

17–18

Sat–Sun

RunningUltra

HKY 100 Mile Ultra Trail Race

2500 Clement Blvd. NW, Hickory, NC

100 Mile

Avg 70° / 48°·1,062 ft city elevation

Avg 70° / 48°1,062 ft city elevation

Oct

Sun

RunningUltra

Another Dam 50k & 25k

100 E. National Rd., Englewood, OH

50K

Avg 85° / 65°·968 ft city elevation

Avg 85° / 65°968 ft city elevation

Oct

Sun

RunningTrail RunningUltra

CITY TO SKY TRAIL RACES

Dornblaser-Lewis and Clark Stadium – University of Montana, Missoula, MT

Ultra

Avg 55° / 33°·3,168 ft city elevation

Avg 55° / 33°3,168 ft city elevation

Oct

Sat

RunningUltra

Hot Mess Trail Races

789 Parvin Mill Road, Pittsgrove, NJ

4 Mile · Half Marathon

Avg 65° / 44°

Oct

Sat

RunningTrail RunningUltra

Prisoner of War Trail Race (50k - 25k - 8mi)

450 Croft State Park Road, Spartanburg, SC

8 Mile · 50K

Avg 72° / 46°·773 ft city elevation

Avg 72° / 46°773 ft city elevation

Oct

Sat

RunningUltra

Valley and Victory 14 Hour Ultra

398 County Road 4280, Decatur, TX

50 Mile

Avg 76° / 51°·1,066 ft city elevation

Avg 76° / 51°1,066 ft city elevation

Oct

Sat

RunningUltra

Andy's Backyard Ultra

Teventrails - Earlysville, VA

Avg 68° / 45°·579 ft city elevation

Avg 68° / 45°579 ft city elevation

Oct

Sat

RunningTrail RunningUltra

Canyonlands Ultra

Behind the Rocks Trail, Moab, UT

15K · Half Marathon · Marathon · 50K · 50 Mile · 100K

Avg 69° / 38°·4,403 ft city elevation

Avg 69° / 38°4,403 ft city elevation

Oct

Sat

RunningUltra

Among the Trees

S57 W35510 Co Road ZZ, Dousman, WI

50K · 100K

Avg 53° / 34°·866 ft city elevation

Avg 53° / 34°866 ft city elevation

Oct

Sat

UltraRunning

The 5th Annual Mackyard Ultra presented by Baltimore Road Runners Club

1401 Shawan Road, Cockeysville, MD

Avg 62° / 43°·336 ft city elevation

Avg 62° / 43°336 ft city elevation

Oct–Dec

31–6

Sat–Sun

RunningTrail RunningUltra

Jackson County Ultras

Pyoca Camp and Retreat Center, Inc., 886 E County Rd 100 S, Brownstown, IN

1 Mile · 10 Mile · 50K · 100K

Avg 61° / 38°·617 ft city elevation

Avg 61° / 38°617 ft city elevation