Events
Race Directors

Ultra Running Events in Maryland

All 50 KM 50 Miles 100 KM 100 Miles 6 Hours 12 Hours 24 Hours

Upcoming Events

Date Event City Distances
06/20/26 Catoctin Frederick 50 KM
07/18/26 Endless Summer 6-Hour Run Annapolis 6 Hours
08/15/26 MD Heat Trail Race Elkridge 50 KM
09/18/26 The Pemberton 24 Salisbury 24 Hours
10/11/26 Rick O'Donnell Memorial Ultra Challenge Boonsboro 4 Hours , 8 Hours
10/11/26 Rocky Gap 50k Flintstone 50 KM
10/24/26 Patapsco Valley 50K Baltimore 50 KM
11/01/26 Fire on the Mountain Flintstone 50 KM
11/07/26 Stone Mill 50M Montgomery Village 50 Miles
11/14/26 Rosaryville Veterans Day 50k Upper Marlboro 50 KM
11/21/26 JFK Boonsboro 50 Miles
01/16/27 Phunt 50KM Trail Race Elkton 50 KM
02/27/27 Hashawha Hills Westminster 50 KM
04/03/27 Genesee Valley Ultra Parkton 6 Hours , 12 Hours , 24 Hours
04/17/27 Run to Remember Sykesville 8 Hours , 50 KM
04/24/27 C&O Canal 100 Knoxville 100 Miles
05/01/27 Farm Park Challenge Derwood 6 Hours , 10 Hours

Past Events

Date Event City Distances
05/30/26 More Miles Last One Standing Challenge Knoxville Backyard
05/16/26 22 Miles to Break Boundaries Annapolis 24 Hours
05/02/26 The Ripper - Sunrise to Sunset Pocomoke 14 Hours
04/18/26 Gunpowder Keg Ultra Parkton 50 KM
04/11/26 UltraTrax Wisp McHenry 28 Miles
03/28/26 Froggy Hollow 5 & 9 Clarksburg 5 Hours , 9 Hours
03/22/26 Miocene Epic Endurance Challenge Lusby 6 Hours , 9 Hours
03/21/26 HAT Trail Run Havre de Grace 50 KM
03/07/26 Seneca Greenway Trail Marathon & 50K Gaithersburg 28 Miles , 50 KM
03/07/26 Mid-Maryland Ultra Elkridge 50 KM
03/07/26 The Dark Side 8 Hour Ultra Clarksburg 8 Hours
02/28/26 Saint Marys Lake Trail Series Leonardtown 50 KM
02/07/26 The Algonquin 50K Pocomoke City 50 KM
02/06/26 The DUC Pocomoke 100 KM
01/18/26 Eternal Winter 6 Hour Run Annapolis 6 Hours
08/08/25 888 50 Miler Severna Park 50 Miles
03/28/24 Greenbrier Endurance Runs Boonesboro 50 KM , 50 Miles , 100 Miles
06/24/23 Mason Dixon Longest Day Havre de Grace 100 KM
06/07/23 Run Your Towne - 24 Hour Challenge Annapolis 24 Hours
05/27/23 Cow Bone Trail Run Sharpsburg 6 Hours , 12 Hours , 24 Hours
11/20/21 Little Gunpowder 50k Kingsville 50 KM
04/10/21 The Vertical Playground Frederick 6 Hours , 14 Hours
07/24/20 Frozen Heart 50K Callaway 50 KM
05/16/20 Herring Run 6H Race Baltimore 6 Hours
08/24/19 Shepherd's Spring Sharpsburg 50 KM , 100 KM
07/21/19 Rosaryville Trail Runs Upper Marlboro 50 KM
02/03/18 Pain in the Neck Cambridge 50 KM
02/03/18 24 Hours In The Neck Cambridge 24 Hours
06/18/16 Mason-Dixon Trail Longest Day 100K Challenge Havre de Grace 100 KM
07/21/13 Rosaryville - Summer Rosaryville 50 KM
04/30/11 CAT 100 Frederick 100 Miles
08/03/84 DC Road Runners 100 Mile Fort Meade 100 Miles
08/03/84 DC Road Runners 50 Mile Fort Meade 50 Miles

Weekly Newsletter

A roundup of the week's content and most recent race results. Sent once a week on Thursday.

Recent Results

PCT 50
Cleveland National Forest, CA - 104 finishers
50 Miles
Sawmill Relay
Mt. Charleston, NV - 21 finishers
38.45 Miles
Green River Marathon, Relay, Half Marath...
Kent, WA - 5 finishers
50 KM
Yankee Springs Trail Run
Middleville, MI - 60 finishers
100 KM | 50 KM
Twisted Fork Trail Festival
Park City, UT - 71 finishers
68 KM
The Full Mo
Sheridan, IN - 190 finishers
50 KM
Kettlefoot
Mountain City, TN - 28 finishers
50 KM
Summer Sasquatch Trail Runs
Lore City, OH - 26 finishers
50 KM
Death by Staircase
Moreau, NY - 16 finishers
12 Hours | 6 Hours
Ridge to Rails 50k, Half, & 10k
Old Fort, NC - 154 finishers
50 KM
View All Results