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Ultra Races in Cornwall, CT

10 upcoming Ultra races in Cornwall. Run This events are listed first.

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DistanceAll 5K Ultra

Nearby citiesRoxbury New Haven Hamden Stratford Litchfield Mystic West Hartford Fairfield Hartford Meriden Norwalk Westport

10 races

Thu, Oct 1, 2026

IronHike Olympus Mons Ultra | Run, Power Hike, Walk. | Mohawk Mountain, Connecticut | Fall | October | Solo - 72,590 feet of elevation gain, possibly more than any endurance event of its kind. - 100 Mile + Elevation Endurance Ultra Trail Marathon - 152 + Miles - 84 Hour - We are redefining race day. Tags: Iron Hike, 100 Miler, Oct, CT, Cornwall, New England, Loop, Ski Slope, Skratch Labs, Hardest Ultra, Hard Ultra

Cornwall, CT

Outside152.0 mi

Thu, Oct 1, 2026

IronHike Olympus Mons Ultra | Run, Power Hike, Walk. | Mohawk Mountain, Connecticut | Fall | October | Trail Buddy Flex Relay (2 Mountain Athletes) - 72,590 feet of elevation gain, possibly more than any endurance event of its kind. - 100 Mile + Elevation Endurance Ultra Trail Marathon - 152 + Miles - 84 Hour - We are redefining race day. Tags: Iron Hike, 100 Miler, Oct, CT, Cornwall, New England, Loop, Ski Slope, Skratch Labs, Hardest Ultra, Hard Ultra

Cornwall, CT

Outside152.0 mi

Thu, Oct 1, 2026

Everest - 60 Mile + (60 Miler) - just over 29029 feet of elevation gain up and down - Everesting Elevation Endurance Ultra Trail Marathon - 61 + Miles | 72 Hour - IronHike (Iron Hike) Fall (October / Oct) - Solo - Mohawk Mountain, Connecticut (CT) - Run, Hike or Walk with us as we redefine race day.

Cornwall, CT

Thu, Oct 1, 2026

Everest - 60 Mile + (60 Miler) - just over 29029 feet of elevation gain up and down - Everesting Elevation Endurance Ultra Trail Marathon - 61 + Miles | 72 Hour - IronHike (Iron Hike) Fall (October / Oct) - Relay - Mohawk Mountain, Connecticut (CT) - Run, Hike or Walk with us as we redefine race day.

Cornwall, CT

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Thu, Oct 1, 2026

Answer the Bell Full - 100 Mile + (100 Miler) - Complete a 1.2 mile, 600 foot loop every hour, on the hour, for up to 84 hours, until you can no longer answer the bell. - Elevation Endurance Ultra Backyard Trail Marathon - 100 + Miles | 84 Hour - IronHike (Iron Hike) Fall (October / Oct) - Solo - Mohawk Mountain, Connecticut (CT) - Run, hike, or walk with us as we redefine race day.

Cornwall, CT

Fri, Oct 2, 2026

Denali - 40 Mile + (40 Miler) - if you can only spare your whole weekend - Elevation Endurance Ultra Trail Marathon - 43 + Miles | 48 Hour - IronHike (Iron Hike) Fall (October / Oct) - Solo - Mohawk Mountain, Connecticut (CT) - Run, Hike or Walk with us as we redefine race day.

Cornwall, CT

Fri, Oct 2, 2026

Denali - 40 Mile + (40 Miler) - if you can only spare your whole weekend - Elevation Endurance Ultra Trail Marathon - 43 + Miles | 48 Hour - IronHike (Iron Hike) Fall (October / Oct) - Relay - Mohawk Mountain, Connecticut (CT) - Run, Hike or Walk with us as we redefine race day.

Cornwall, CT

Sat, Oct 3, 2026

Iron Hike - Fall Double Kuwohi Trail Marathon Plus - 28+ Miles | 13,685' Elevation | 24-Hour | Run, Hike or Walk

Cornwall, CT

Sat, Oct 3, 2026

Iron Hike - Fall Double Kuwohi Trail Marathon Plus Relay - 28+ Miles | 13,685' Elevation | 24-Hour | Run, Hike or Walk

Cornwall, CT

Sat, Oct 3, 2026

Iron Hike - Fall Answer the Bell Ultra Trail Marathon - Basic (Backyard Ultra Format) - 28+ Miles | 14,400'+ Elevation | 24-Hour | Run, Hike or Walk

Cornwall, CT

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Other cities in Connecticut

Roxbury12 New Haven7 Hamden6 Stratford6 Litchfield5 Mystic5 West Hartford5 Fairfield4 Hartford4 Meriden4 Norwalk

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