Race Calendar in Connecticut, United States
318 events found
Sep
27
Moosup Valley 5k, 8K and 10K All Trail Race
Moosup, Connecticut, United States
$49.00
Running
5K
10K
Oct
01
Iron Hike - Fall Answer the Bell Ultra Trail Marathon - Full (Backyard Ultra Format) - 100+ Miles | 50,400' Elevation | 84-Hour | Run, Hike or Walk
Cornwall, Connecticut, United States
Free
Trail running
Ultra
Oct
01
Iron Hike - Fall Olympus Mons Ultra Trail Marathon - powered by Skratch Labs ® - 152+ Miles | 72,590' Elevation | 84-Hour | Run, Hike or Walk
Cornwall, Connecticut, United States
Free
Trail running
Ultra
Oct
01
IronHike Mohawk Mountain Fall 2026
Mohawk Mtn Ski Area, Cornwall, Connecticut, United States
$145.00 - $4,485.00
Trail running
Running
Ultra
46.7K
24.1K
46.3K
+13
Oct
01
Iron Hike - Fall Everest / 29029 Everesting Ultra Trail Marathon Relay - 61+ Miles | 29,029'+ Elevation | 72-Hour | Run, Hike or Walk
Cornwall, Connecticut, United States
Free
Trail running
Ultra
Oct
01
Iron Hike - Fall Olympus Mons Ultra Trail Marathon Relay - powered by Skratch Labs ® - 152+ Miles | 72,590' Elevation | 84-Hour | Run, Hike or Walk
Cornwall, Connecticut, United States
Free
Trail running
Ultra
Oct
01
Iron Hike - Fall Everest / 29029 Everesting Ultra Trail Marathon - 61+ Miles | 29,029'+ Elevation | 72-Hour | Run, Hike or Walk
Cornwall, Connecticut, United States
Free
Trail running
Ultra
Oct
02
Iron Hike - Fall Denali Ultra Trail Marathon - 43+ Miles | 20,825' Elevation | 48-Hour | Run, Hike or Walk
Cornwall, Connecticut, United States
Free
Trail running
Ultra
Oct
02
Iron Hike - Fall Denali Ultra Trail Marathon Relay - 43+ Miles | 20,825' Elevation | 48-Hour | Run, Hike or Walk
Cornwall, Connecticut, United States
Free
Trail running
Ultra
Oct
03
Salmon River 5.5 Mile Run
Colchester, Connecticut, United States
$35.00
Running
8.9K
Oct
03
Forbidden Forest 30 Hour Ultra
Stratford, Connecticut, United States
Oct
03
5th Annual Purple Light Project 5K
Hartford, Connecticut, United States
Free - $40.00
Running
5K
1.6K
Moosup Valley 5k, 8K and 10K All Trail Race
Moosup, Connecticut, United States
27 Sep, 2026 (Sun)
$49.00
Running
5K
10K
Iron Hike - Fall Answer the Bell Ultra Trail Marathon - Full (Backyard Ultra Format) - 100+ Miles | 50,400' Elevation | 84-Hour | Run, Hike or Walk
Cornwall, Connecticut, United States
01 Oct, 2026 (Thu)
– 04 Oct, 2026
Free
Trail running
Ultra
Iron Hike - Fall Olympus Mons Ultra Trail Marathon - powered by Skratch Labs ® - 152+ Miles | 72,590' Elevation | 84-Hour | Run, Hike or Walk
Cornwall, Connecticut, United States
01 Oct, 2026 (Thu)
– 04 Oct, 2026
Free
Trail running
Ultra
IronHike Mohawk Mountain Fall 2026
Mohawk Mtn Ski Area, Cornwall, Connecticut, United States
01 Oct, 2026 (Thu)
– 04 Oct, 2026
$145.00 - $4,485.00
Trail running, Running
Ultra
46.7K
24.1K
46.3K
+13
Iron Hike - Fall Everest / 29029 Everesting Ultra Trail Marathon Relay - 61+ Miles | 29,029'+ Elevation | 72-Hour | Run, Hike or Walk
Cornwall, Connecticut, United States
01 Oct, 2026 (Thu)
– 04 Oct, 2026
Free
Trail running
Ultra
Iron Hike - Fall Olympus Mons Ultra Trail Marathon Relay - powered by Skratch Labs ® - 152+ Miles | 72,590' Elevation | 84-Hour | Run, Hike or Walk
Cornwall, Connecticut, United States
01 Oct, 2026 (Thu)
– 04 Oct, 2026
Free
Trail running
Ultra
Iron Hike - Fall Everest / 29029 Everesting Ultra Trail Marathon - 61+ Miles | 29,029'+ Elevation | 72-Hour | Run, Hike or Walk
Cornwall, Connecticut, United States
01 Oct, 2026 (Thu)
– 04 Oct, 2026
Free
Trail running
Ultra
Iron Hike - Fall Denali Ultra Trail Marathon - 43+ Miles | 20,825' Elevation | 48-Hour | Run, Hike or Walk
Cornwall, Connecticut, United States
02 Oct, 2026 (Fri)
– 04 Oct, 2026
Free
Trail running
Ultra
Iron Hike - Fall Denali Ultra Trail Marathon Relay - 43+ Miles | 20,825' Elevation | 48-Hour | Run, Hike or Walk
Cornwall, Connecticut, United States
02 Oct, 2026 (Fri)
– 04 Oct, 2026
Free
Trail running
Ultra
Salmon River 5.5 Mile Run
Colchester, Connecticut, United States
03 Oct, 2026 (Sat)
$35.00
Running
8.9K
Forbidden Forest 30 Hour Ultra
Stratford, Connecticut, United States
03 Oct, 2026 (Sat)
– 04 Oct, 2026
5th Annual Purple Light Project 5K
Hartford, Connecticut, United States
03 Oct, 2026 (Sat)
Free - $40.00
Running
5K
1.6K