2017 - 2018 USA Relay Ultramarathon Calendar

Browse our Ultramarathon Calendar for races organized in USA bearing the tag Relay among 146 races.

146 races

Colonial70 Relay

April 29, 2017 Race day in 1 day
USA / South Atlantic / Virginia / Hanover County
Ultramarathon - 70 miles
Relay

Frisco Railroad Run

Frisco Railroad Run 50k Ultramarathon
April 29, 2017 Race day in 1 day
USA / West North Central / Missouri / Willard
Ultramarathon - 50 kilometers
Trail Relay

Frisco Railroad Run

Frisco Railroad Run 50 Mile Ultramarathon
April 29, 2017 Race day in 1 day
USA / West North Central / Missouri / Willard
Ultramarathon - 50 miles
Trail Relay

Sybil Ludington 50K Run

April 29, 2017 Race day in 1 day
USA / Mid-Atlantic / New York / Carmel
Ultramarathon - 50 kilometers
Hilly Relay

Hachie 50 Marathon, Ultra and Relay

50 Mile Ultra Relay
May 06, 2017 Race day in 8 days
USA / West South Central / Texas / Waxahachie
Ultramarathon - 50 miles
Relay

Rock The Ridge 50-Mile Endurance Challenge

May 06, 2017 Race day in 8 days
USA / Mid-Atlantic / New York / New Palz
Ultramarathon - 50 miles
Walk Charity Trail Relay

Wambaw Swamp Stomp 50 Miler Trail Run and Relay

May 06, 2017 Race day in 8 days
USA / South Atlantic / South Carolina / Cordesville
Ultramarathon - 50 miles
Trail Relay

Ragnar Relay Cape Cod

May 12, 2017 Race day in 14 days
USA / New England / Massachusetts / Plymouth
Ultramarathon - 186 miles
Road Running Ragnar Relay Series Relay

Glacier Ridge Trail Ultramarathon

50 Mile Relay
May 13, 2017 Race day in 15 days
USA / Mid-Atlantic / Pennsylvania / Moraine State Park
Ultramarathon - 50 miles
Hilly Trail Relay

Cowboy Ultra

191 miles Relay
May 20, 2017 Race day in 22 days
USA / West North Central / Nebraska / Valentine
Ultramarathon - 191 miles
Trail Relay

Keys 100

Keys 100 Mile
May 20, 2017 Race day in 22 days
USA / South Atlantic / Florida / Key Largo
Ultramarathon - 100 miles
Charity Relay

Keys 100

Keys 50K Race
May 20, 2017 Race day in 22 days
USA / South Atlantic / Florida / Key Largo
Ultramarathon - 50 kilometers
Relay

Okie Relays

Okie Relays 2 - 4 person Relay Team
May 20, 2017 Race day in 22 days
USA / West South Central / Oklahoma / Texhoma
Ultramarathon - 41.200 miles
Road Running Relay

Ragnar Relay Wasatch Back

June 02, 2017 Race day in about 1 month
USA / Mountain Region / Utah / Logan
Ultramarathon - 192 miles
Ragnar Relay Series Relay

Green Jewel 50K Fun Run

50K 2 Person Relay
June 03, 2017 Race day in about 1 month
USA / East North Central / Ohio / Rocky River
Ultramarathon - 50 kilometers
Western Reserve Racing Relay