| Month |
Race Name |
Events |
Location |
Near |
|
| October |
Dick Collins Firetrails 50 |
50 mi |
CA, United States |
Castro Valley |
|
| October |
Tussey Mountainback Ultramarathon and Relay |
50 mi |
PA, United States |
Boalsburg |
|
| October |
Goblin Valley Ultramarathon |
50 km, 25 km |
UT, United States |
Green River |
|
| October |
Carmel Valley Trail Run |
50 km, 25 km, 19 km, 8 km |
CA, United States |
Carmel Valley |
|
| October |
NipMuck Trail Marathon |
26.4 mi |
CT, United States |
Ashford |
|
| October |
Iron Mountain Trail Run |
50 mi |
VA, United States |
Damascus |
|
| October |
Bald Eagle Mountain Megatransect |
24.9 mi |
PA, United States |
Lock Haven |
|
| October |
Barkcamp 10K Trail Run |
10 km, 5 km |
OH, United States |
Belmont |
|
| October |
Valley Falls Trail Runs |
10 mi, 6 mi |
WV, United States |
Fairmont |
|
| October |
Monroe Dunbar Brook Trail Race |
10.5 mi, 2 mi |
MA, United States |
Monroe |
|
| October |
Cactus ChaCha Trail Runs |
7 mi, 3 mi |
AZ, United States |
Waddell |
|
| October |
Run for the Toad |
50 km, 25 km, 12.5 mi |
ON, Canada |
Cambridge |
|
| October |
Houghton's Pond Trail Race |
6.2 mi |
MA, United States |
Milton |
|
| October |
Arkansas Traveller 100 |
100 mi |
AR, United States |
Perryville |
|
| October |
Big Sur Trail Marathon, Half Marathon & 5 Mile |
26.2 mi, 13.1 mi, 5 mi |
CA, United States |
Big Sur |
|
| October |
Rock/Creek StumpJump 50K |
50 km, 11 mi |
TN, United States |
Chattanooga |
|
| October |
Out of Bounds Trail Half Marathon & 10K |
13.1 mi, 10 km |
NY, United States |
Canandaigua |
|
| October |
John Holmes 50K |
50 km, 16 mi |
FL, United States |
Brooksville |
|
| October |
Annual Ridgewalk and Run |
15 mi, 10 km, 5 km |
NY, United States |
Wellsville |
|
| October |
San Diego 100 Mile Endurance Run |
100 mi |
CA, United States |
Lake Morena |
|
| October |
Anne's Get Your Fat Ass Off The Couch Run |
20 km, 10 km |
BC, Canada |
North Vancouver |
|
| October |
The Wayland XC Festival |
5 km, 3 km |
MA, United States |
Wayland |
|
| October |
Taylorsville 8 & 16 Mile Trail Runs |
16 mi, 8 mi |
OH, United States |
Dayton |
|
| October |
Whiskeytown Trail Runs |
50 km, 30 km, 8.3 mi, 1 mi |
CA, United States |
Redding |
|
| October |
Stone Steps 50K Trail Race |
50 km |
OH, United States |
Cincinnati |
|
| October |
Napa Valley Wine Country Marathon, Half Marathon & 10K |
26.2 mi, 13.1 mi, 10 km |
CA, United States |
Calistoga |
|
| October |
McDonald Forest Trail Run 15K/5K |
15 km, 5 km |
OR, United States |
Corvallis |
|
| October |
Triple Lakes Trail Race |
40 mi, 26.2 mi, 11 mi |
NC, United States |
Greensboro |
|
| October |
Mount Tamalpais 10k Trail Run |
10 km |
CA, United States |
Mill Valley |
|
| October |
Hairy Gorilla Half Marathon & Squirrelly Six Mile |
13.1 mi, 6 mi |
NY, United States |
Albany |
|
| October |
Hallow's Eve Trail Half Marathon and 10K |
13.1 mi, 10 km |
BC, Canada |
North Vancouver |
|
| October |
Stinson Beach Trail Run |
50 km, 30 km, 20 km, 12 km |
CA, United States |
Stinson Beach |
|
| October |
Twin Peaks Ultra 50/50 |
50 mi, 50 km |
CA, United States |
South Corona |
|
| October |
Cactus Rose 100mi & 50mi |
100 mi, 50 mi |
TX, United States |
Bandera |
|
| October |
Battle of the Rattle 5K |
5 km |
NV, United States |
Reno |
|
| October |
Oil Creek 100 Trail Runs |
100 mi, 100 km, 50 km |
PA, United States |
Titusville |
|
| October |
West Virginia Trilogy |
50 mi, 50 km, 13.1 mi |
WV, United States |
Charleston |
|
| October |
A Hurricane JEM |
26.2 mi |
UT, United States |
St. George |
|
| October |
Friend2Friend Hot Chili Challenge 8 Mile Trail Run |
8 mi, 5 mi |
NJ, United States |
Andover |
|
| October |
Bizz Johnson Trail Marathon (Express Half Marathon, 10 Km, Half Marathon & Marathon) |
26.2 mi, 13.1 mi, 10 km |
CA, United States |
Susanville |
|
| October |
Dirt Devil Racing Series Raptor Ridge Half Marathon |
13.1 mi |
CA, United States |
San Diego |
|
| October |
Devil Mountain |
50 mi, 50 km, 13.1 mi |
CO, United States |
Pagosa Springs |
|
| October |
Slickrock Ultramarathons |
100 mi, 50 mi, 50 km |
UT, United States |
Moab |
|
| October |
Brazos Bend Gator Run |
13.1 mi |
TX, United States |
Houston |
|
| October |
Medoc Trail Races |
26.2 mi |
NC, United States |
Hollister |
|
| October |
Top of Michigan 100k |
100 km |
MI, United States |
Gaylord |
|
| October |
Twilight's Last Gleaming Cross Country Challenge |
4 mi |
CA, United States |
Ventura |
|
| October |
Santa Cruz Island Eco-Extreme Trail Half Marathon |
13.1 mi |
CA, United States |
Mugu State Park |
|
| October |
Take-a-Hike 5K Trail Run and Family Walk |
5 km |
IN, United States |
Indianapolis |
|
| October |
The Forest Park Marathon (and a half) |
26.2 mi, 13.1 mi |
OR, United States |
Portland |
|
| October |
Muskoka Mud Run |
8 km |
ON, Canada |
Bracebridge |
|
| October |
Tashka 50K/25K Trail Race |
50 km |
AL, United States |
birmingham |
|
| October |
Montezuma Aqueduct 5K Race/Walk |
5 mi |
NY, United States |
Auburn |
|
| October |
Sinnemahone Ultra Marathon Trail Run |
33 mi, 33 mi, 16.2 mi |
PA, United States |
Emporium |
|
| October |
Jacks 25k/50k Trail Race |
5025 km |
FL, United States |
Flagler Beach |
|
| October |
Market to Market 50k |
50 km |
NE, United States |
Lincoln |
|
| October |
River Otter 10k Trail Relay |
10 km |
SC, United States |
Awendaw |
|
| October |
Double Half Mary |
13.1 mi |
NE, United States |
Lincoln |
|
| October |
Raptor Ridge Half Marathon Trail Run |
13.1 mi |
CA, United States |
San Diego |
|
| October |
Mount Vernon Trail Race 5 |
5 km |
VA, United States |
Alexandria |
|
| October |
Quicksilver Challenge |
13.1 mi |
CA, United States |
San Jose |
|
| October |
Run For the Kids 5k/10k Trail Run |
10 km, 5 km |
PA, United States |
Dingmans Ferry |
|
| October |
Cloudsplitter 100 |
100 mi |
KY, United States |
Elkhorn City |
|
| October |
Des Plaines River Trail Races |
50 mi, 26.2 mi, 13.1 mi |
IL, United States |
Vernon Hills |
|
| October |
Stallions Stampede Fun Run / Walk |
10 km, 5 km, 2 km |
TX, United States |
Houston |
|
| October |
Run The Farm |
5 mi |
NY, United States |
Katonah |
|
| October |
Maryland K9 5K |
5 km |
MD, United States |
Bel Air |
|
| October |
Skyline to the Sea |
50 km |
CA, United States |
Boulder Creek |
|
| October |
Kimberton Waldorf School 5K/10K Trail Run |
10 km, 5 km |
PA, United States |
Valley Forge |
|
| October |
Brazen Rocky Ridge Half Marathon Championship/10K/5K |
13.1 mi, 10 km, 5 km |
CA, United States |
San Ramon |
|
| October |
Tahoe XC's Fall into Winter Trail Runs |
21 km, 10.5 km, 7 km, 2 km |
CA, United States |
Tahoe City |
|
| October |
Festival of Colors 5K & 10K |
10 km, 5 km |
WI, United States |
Hubertus |
|
| October |
Spectrum Trail Racing @ McKinney Roughs |
50 km, 25 km, 10 km |
TX, United States |
Austin |
|
| October |
Ragnar Trail Vail Lake |
115 mi |
CA, United States |
San Diego |
|
| October |
ChesLen Chase for Open Space |
10 km, 5 km, 1.5 mi |
PA, United States |
West Chester |
|
| October |
The North Face Endurance Challenge Utah - Runner Reports |
50 mi, 50 km, 26.2 mi, 26.2 mi, 13.1 mi, 10 km, 5 km |
UT, United States |
Park City |
|
| October |
Marilla Trail Race |
14 mi, 7 mi |
PA, United States |
Bradford |
|
| October |
Cat's Tail Trail Marathon |
26.2 mi |
NY, United States |
Windham |
|
| October |
XTERRA Marathon Of Trail Races |
26.2 mi, 13.1 mi, 5 mi |
CO, United States |
Colorado Springs |
|
| October |
Pasadena 5k/10k |
10 km, 5 km |
CA, United States |
Pasadena |
|
| October |
Sac River Trail Races |
26.2 mi, 15 km, 1 mi |
CA, United States |
Redding |
|
| October |
Hoofin it for Hunger |
13.1 mi, 6.2 mi, 3.1 mi |
MT, United States |
Miles City |
|
| October |
Harmon Lake Trail Festival |
26.2 mi, 13.1 mi, 15 km, 5 km |
ND, United States |
Mandan |
|
| October |
The Naturalist 50K |
50 mi |
NC, United States |
Franklin |
|
| October |
MEC Race Five: The Creepy Creek 5km, 10km, 16km Trail Race |
16 km, 10 km, 5 km |
BC, Canada |
North Vancouver |
|
| October |
Elfin Forest Keepin' It Rural 5K/10K Trail run/hike |
10 km, 5 km |
CA, United States |
San Diego |
|
| October |
Paradise Trail Runs |
9 mi, 4 mi |
CA, United States |
Chico |
|
| October |
Crimson Canyons Adventure Run |
43 mi, 26 mi, 13 mi |
UT, United States |
Richfield |
|
| October |
Next Generation Trail Races |
10 km, 5 km, 1 mi |
TX, United States |
San Felipe |
|
| October |
AdventureMax |
10 km |
MO, United States |
Highlandville |
|
| October |
Heart of Cool Trail Run |
13.1 mi, 10 km, 5 km |
CA, United States |
Cool |
|
| October |
No Name 5030 |
50 mi, 50 km, 30 km, 15 km |
CA, United States |
Agoura Hills |
|
| October |
Dugway Trail and Ultra Run |
50 km |
UT, United States |
Tooele |
|
| October |
Bay Ridge Endurance Runs |
100 km, 50 mi, 26.2 mi |
CA, United States |
Castro Valley |
|
| October |
Rocky Peak Ultra Trail Race |
50 km, 30 mi |
CA, United States |
Los Angeles |
|
| October |
MEC Vancouver: Trail Race SIX, Belcarra 5K/10K |
10 km, 5 km |
BC, Canada |
Port Moody |
|
| October |
Pirates Treasure Run |
5.3 mi |
MA, United States |
Lynn |
|
| October |
RUN THE CANYONS 25/50K |
50 km, 25 km |
NV, United States |
Las Vegas |
|
| October |
Sonoma Ultra 50K and Half Marathon |
50 km, 13.1 mi |
CA, United States |
Santa Rosa |
|
| October |
EX2 Adventures Hemlock Half Marathon and 10K |
13.1 mi, 10 km |
VA, United States |
Clifton |
|
| October |
EX2 Adventures Fall Backyard BurnTrail Running Series-Race #2 |
10 mi, 5 mi |
VA, United States |
Reston |
|
| October |
The Dam Dark Run |
10 km |
PA, United States |
Curwensville |
|
| October |
True to the Brew 13.1 |
13.1 mi |
SC, United States |
Spartanburg |
|
| October |
Bobcat Trail Race |
50 km, 25 km, 10 km, 5 km |
CO, United States |
Colorado Springs |
|
| October |
EX2 Adventures Fall Backyard Burn 5M/10M Trail Running Series-Race #3 |
10 mi, 5 mi |
VA, United States |
Great Falls |
|
| October |
Ragnar Trail Carolinas-SC, Presented by Salomon |
120 mi |
SC, United States |
Fort Mill |
|
| October |
Ragnar Trail Wawayanda Lake, Presented by Salomon, in association with New York Road Runners |
120 mi |
NJ, United States |
Morristown |
|
| October |
Ragnar Trail Hill Country-TX, Presented by Salomon |
120 mi |
TX, United States |
Austin |
|
| October |
Night Moves Trail Races |
13.1 mi, 10 km, 5 km |
TX, United States |
San Felipe |
|
| October |
Nasty 9 Trail Run |
9 mi |
VA, United States |
Lexington |
|
| October |
Cart to Cart Trail Race |
19 mi, 10 mi |
CO, United States |
Crested Butte |
|
| October |
Nature Run For Cancer |
5 km |
NY, United States |
Pulaski |
|
| October |
Longview Trail Runs - Fall |
20 km, 15 km, 10 km, 5 km |
TX, United States |
Longview |
|
| October |
Chasing Trail Ultras Endurance Races |
3 mi |
NC, United States |
Old Fort |
|
| October |
Rocky Mountain Brew runs: trails, views and brews |
4.5 mi |
CO, United States |
Golden |
|
| October |
Phoenix Trail Races |
50 km, 25 km |
ON, Canada |
London |
|
| October |
Mad Dog Scramble |
8 km |
ON, Canada |
Toronto |
|
| October |
Tower to Town 10-Miler |
10 mi |
PA, United States |
Lebanon |
|
| October |
John Wayne Grit Series True Grit Anniversary 10K |
10 km |
CO, United States |
Montrose |
|
| October |
IronHike Endurance Series - Fall - Mohawk Mountain, CT - USA |
61 mi, 43 mi, 28 mi, 15 mi |
CT, United States |
Cornwall |
|
| October |
Run the Rock | Rockville |
5 km |
VA, United States |
Rockville |
|
| October |
CLEFTSTRONG 5K and Kids 1KM |
5 km, 5 km, 5 km, 1 km |
TX, United States |
San Antonio |
|
| October |
South Texas Ultra |
50 km, 35 km, 17 km, 5 km |
TX, United States |
Leakey |
|
| October |
John Wayne Grit Series – Lone Pine Half Marathon & 10K, Lone Pine, CA |
13.1 mi, 10 km |
CA, United States |
Fresno |
|
| October |
Sandhill Crane All Trail Half Marathon, 10k, 5k |
13.1 mi, 10 km, 5 km |
MI, United States |
Kalamazoo |
|
| October |
DC PEAKS 50 |
50 mi |
UT, United States |
Centerville |
|
| October |
Lake Murray Endurance Run |
100 mi, 100 km, 50 km, 25 km |
OK, United States |
Ardmore |
|
| October |
The Shawnee Trail 1/2 Marathon, 10 & 5K |
13.1 mi, 10 km, 5 km |
OH, United States |
Dayton |
|
| October |
Will Run for Coffee/Beer 5k |
5 km, 5 km, 1.5 mi |
MI, United States |
Owosso |
|
| October |
Vineyard Vistas Fall Trail Run |
15 km, 10 km, 5 km, 5 km |
TX, United States |
Muenster |
|
| October |
Strouds Run Trail 1/2 Marathon, 10 & 5K |
13.1 mi, 10 km, 5 km |
OH, United States |
Cincinnati |
|
| October |
Ceasar Creek Trail 1/2 Marathon, 10 & 5K |
13.1 mi, 10 km, 5 km |
OH, United States |
|
|
| October |
The Hoosier Trail 1/2 Marathon, 10 & 5K |
13.1 mi |
IN, United States |
Indianapolis |
|
| October |
Miami Whitewater Trail 1/2 Marathon, 10 & 5K |
13.1 mi |
OH, United States |
Dayton |
|
| October |
Pumpkin Run |
5 km, 1 mi, 1 mi |
PA, United States |
Oaks |
|
| October |
The Kentucky General Butler Trail 1/2 Marathon, 10 & 5K |
13.1 mi, 10 km, 5 km |
KY, United States |
Louisville |
|
| October |
Hueston Woods Trail 1/2 Marathon, 10 & 5K |
13.1 mi, 10 km, 5 km |
OH, United States |
Dayton |
|
| October |
Dana Peak Trail Run |
50 km, 20 km, 10 km |
TX, United States |
Killeen |
|
| October |
Rancho Canada del Oro Trail Challenge |
30 km, 13.1 mi, 8 mi, 10 km, 5 km |
CA, United States |
Morgan Hill |
|
| October |
California Gold Rush Trail Run - Fall |
13.1 mi, 15 km, 10 km, 5 km |
CA, United States |
Coloma |
|
| October |
Blue Sky Trail Marathon |
26.7 mi |
CO, United States |
Fort Collins |
|
| October |
Clawhammer Mountain 50k |
50 km |
NC, United States |
Pisgah Forest |
|
| October |
The bRUNch Trail Run |
15 km, 5 km |
CO, United States |
Beaver Creek |
|
| October |
Arches Marathon and Half |
50 km, 26.2 mi, 13.1 mi, 15 km |
UT, United States |
Moab |
|
| October |
Canyonlands Ultra |
100 mi, 125 km, 50 mi, 26.2 mi, 13.1 mi, 15 km |
UT, United States |
Moab |
|
| October |
Broken Rock 50K, 25K & 11K Trail Runs |
50 km, 25 km, 11 km |
OH, United States |
Athens |
|
| October |
Stone House Trail Runs - 10M, 25K & 50K |
50 km, 25 km, 10 mi |
OH, United States |
Cambridge |
|
| October |
North Bend Trail Fest |
30 km, 10 km |
WA, United States |
North Bend |
|
| October |
Triple Lakes Trail Race |
40 mi, 26.2 mi, 13.1 mi |
NC, United States |
Greensboro |
|
| October |
The Rehab Rover Canicross and Trail Race |
10 km, 5 km |
VA, United States |
Gordonsville |
|
