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2021 - 2022 Ultramarathons held in the USA

2,041 races
BTTT Block Party
100 Miler
May 15, 2021
North America / USA / East North Central / Wisconsin / De Pere
On Site Solo Trail Hilly
Running 100 miles
BTTT Block Party
100K
May 15, 2021
North America / USA / East North Central / Wisconsin / De Pere
On Site Solo Trail Hilly
Running 100 kilometers
BTTT Block Party
50 Miler
May 15, 2021
North America / USA / East North Central / Wisconsin / De Pere
On Site Solo Trail Hilly
Running 50 miles
BTTT Block Party
50K
May 15, 2021
North America / USA / East North Central / Wisconsin / De Pere
On Site Solo Trail Hilly
Running 50 kilometers
Berryman Marathon & 50 Miler
50 Miler
May 15, 2021 - 06:00
North America / USA / West North Central / Missouri / Potosi
On Site Solo Trail Multiple loops
Running 50 miles
Cruel Jewel 100
Cruel Jewel 50 Mile Race
May 15, 2021 - 08:00
North America / USA / South Atlantic / Georgia / Blue Ridge
On Site Solo UTMB qualifier Trail Mountain Range
Running 50 miles
Firebreak Ultra & FKT Challenge
Firebreak 50 Mile
May 15, 2021 - 07:00
North America / USA / South Atlantic / South Carolina / Columbia
On Site Solo Road
Running 50 miles
Firebreak Ultra & FKT Challenge
Firebreak 50 Mile (Relay)
May 15, 2021 - 07:00
North America / USA / South Atlantic / South Carolina / Columbia
On Site Solo Road
Running 50 miles
Glacier Ridge Trail Ultramarathon
50 Mile 5-person Relay
May 15, 2021
North America / USA / Mid-Atlantic / Pennsylvania / Portersville
On Site Relay Road
Running 50 miles
Glacier Ridge Trail Ultramarathon
50 Mile Ultramarathon
May 15, 2021
North America / USA / Mid-Atlantic / Pennsylvania / Portersville
On Site Solo Road
Running 50 miles
Glacier Ridge Trail Ultramarathon
50K Ultramarathon
May 15, 2021
North America / USA / Mid-Atlantic / Pennsylvania / Portersville
On Site Solo Road
Running 50 kilometers
Keys 100
100 Mile Individual Ultra
May 15, 2021 - 06:15
North America / USA / South Atlantic / Florida / Key West
On Site Solo Road
Running 100 miles
Keys 100
100 Mile Team Relay
May 15, 2021 - 05:45
North America / USA / South Atlantic / Florida / Key West
On Site Relay Road
Running 100 miles
Keys 100
50 Kilometer Individual Ultra
May 15, 2021 - 13:00
North America / USA / South Atlantic / Florida / Key West
On Site Solo Road
Running 50 kilometers
Keys 100
50 Mile Individual Ultra
May 15, 2021 - 09:45
North America / USA / South Atlantic / Florida / Key West
On Site Solo Road
Running 50 miles
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