24.1–70.5km
3 courses
IronHike Endurance Series – Fall – Mohawk Mtn, CT, USA
Cornwall, Connecticut · 🇺🇸 United States
LiveUltra
Upcoming races
October2026· 9 races
Thu 01.10.1 race
Sat 03.10.1 race
50–160.9km
6 courses
Forbidden Forest 30 Hour Ultra
Stratford, Connecticut · 🇺🇸 United States
Ultra
Sun 04.10.2 races
42.2km
1 course
NipMuck Trail Marathon
Ashford, Connecticut · 🇺🇸 United States
TrailGPX
5–21.1km
3 courses
Norfolk Land Trust Trail Race Series/Haystack Mountain Challenge
Norfolk, Connecticut · 🇺🇸 United States
Trail
Sun 11.10.1 race
5–42.2km
5 courses
Mohawk Mountain Race
Cornwall, Connecticut · 🇺🇸 United States
406–1’932 m D+
TrailGPX
Sat 17.10.1 race
10–42.2km
3 courses
Tackle the Trail (TM)
Putnam, CT, Connecticut · 🇺🇸 United States
79–107 m D+
Trail
Sun 18.10.1 race
50km
1 course
Bimbler’s Bluff 50K Trail Race
Guilford, Connecticut · 🇺🇸 United States
Trail
Wed 28.10.1 race
3.2km
1 course
Hamden Hall Middle School Invitational
Hamden, Connecticut · 🇺🇸 United States
Trail
Sat 31.10.1 race
5km
1 course
Hamden Hall CISAC League Race
Hamden, Connecticut · 🇺🇸 United States
Trail
November2026· 10 races
Sun 01.11.2 races
10km
1 course
Kevin Hutt 10k
Bloomfield, Connecticut · 🇺🇸 United States
Trail
5km
4 courses
8 Hours at the Farm
Brookfield, Connecticut · 🇺🇸 United States
Trail
Sat 07.11.1 race
21.1–21.1km
2 courses
Air Line Trail Ghost Run
Hebron, Connecticut · 🇺🇸 United States
Trail
Sun 08.11.1 race
5km
1 course
Centerville Bank Thompson Turkey Trot
Thompson, Connecticut · 🇺🇸 United States
Trail
Sat 14.11.1 race
6.8km
1 course
Great Lawn Backyard Ultra
Norwalk, Connecticut · 🇺🇸 United States
TrailGPX
Sun 15.11.1 race
10–42.2km
3 courses
Tarrywile Half Marathon
Danbury, Connecticut · 🇺🇸 United States
TrailGPX
Sat 21.11.2 races
2 courses
Fall Fling 400
Southington, Connecticut · 🇺🇸 United States
Trail
21.1km
1 course
Storybook Half Marathon
Stratford, Connecticut · 🇺🇸 United States
Trail
Sun 22.11.2 races
8km
1 course
Hartford Track Club 8K Cross-Country Challenge
West Hartford, Connecticut · 🇺🇸 United States
Trail
5–10km
2 courses
Brooksvale Trails Turkey Trot
Hamden, Connecticut · 🇺🇸 United States
Trail
December2026· 3 races
Sat 05.12.1 race
2 courses
Tower Tag Challenge
Hamden, Connecticut · 🇺🇸 United States
Trail
Sat 19.12.1 race
5km
1 course
Frosty Forest 5k
Stratford, Connecticut · 🇺🇸 United States
Trail
Sun 27.12.1 race
1 course
The West Rock Winter Fat Ass Extravaganza
Hamden, Connecticut · 🇺🇸 United States
Trail
March2027· 2 races
Sat 20.03.1 race
3.7km
2 courses
Enchanted Forest Ultra Run
Stratford, Connecticut · 🇺🇸 United States
58 m D+
Trail
Sun 28.03.1 race
25.8km
1 course
Northern Nipmuck Trail Race
Union, Connecticut · 🇺🇸 United States
Dates to be confirmedTrail
April2027· 5 races
Sat 03.04.1 race
100–200km
2 courses
CT123 (200K)
Thompson, CT, Connecticut · 🇺🇸 United States
Dates to be confirmedUltra
Sun 04.04.1 race
40–80km
3 courses
Sleeping Giant Trail Runs
Hamden, Connecticut · 🇺🇸 United States
914–1’828 m D+
TrailGPX
Sat 17.04.1 race
17–50km
2 courses
Traprock 50
Bloomfield, Connecticut · 🇺🇸 United States
Dates to be confirmedTrail
Sat 24.04.1 race
5–10km
4 courses
Lake Mohegan Trail Race
Fairfield, Connecticut · 🇺🇸 United States
TrailGPX
Sun 25.04.1 race
50–100km
3 courses
Jack Bristol Lake Waramaug Ultra Races
Kent, Connecticut · 🇺🇸 United States
Dates to be confirmedUltra
May2027· 3 races
Sun 02.05.1 race
50km
1 course
The Blue 2 Blue Challenge
New Haven, Connecticut · 🇺🇸 United States
Dates to be confirmedTrail
Sat 15.05.1 race
1 course
Forgotten Forest Ultra Run
Stratford, Connecticut · 🇺🇸 United States
40 m D+
Trail
Sat 22.05.1 race
1 course
Run Ragged Last Person Standing
Berlin, Connecticut · 🇺🇸 United States
Dates to be confirmedTrail
June2027· 5 races
Thu 03.06.1 race
24.1–245.4km
6 courses
IronHike Mohawk Mountain Spring Series 2027
Mohawk Mtn Ski Area, Cornwall, Connecticut · 🇺🇸 United States
Dates to be confirmedUltra
Sat 05.06.1 race
5km
1 course
Woodland Ramble Trail Run
Mystic, Connecticut · 🇺🇸 United States
Dates to be confirmedTrail
Sat 12.06.1 race
5–10km
4 courses
Norbrook Farm Brewery Festival
Colebrook, Connecticut · 🇺🇸 United States
Dates to be confirmedTrailGPX
Thu 24.06.2 races
160.9km
1 course
Centurion Daze 3Day Trail Race
Stratford, Connecticut · 🇺🇸 United States
15’000 m D+
Ultra
1 course
Centurion Ultra Trail Event
Stratford, Connecticut · 🇺🇸 United States
59 m D+
Trail
September2027· 6 races
Sat 11.09.1 race
90.1km
1 course
The Cross-Connecticut Run for Mental Health Awareness
West Suffield, Connecticut · 🇺🇸 United States
Dates to be confirmedUltra
Sun 12.09.1 race
12–50km
3 courses
Macedonia Trail Race
Kent, Connecticut · 🇺🇸 United States
570–2’401 m D+
Dates to be confirmedTrailGPX
Wed 15.09.1 race
5km
9 courses
Cheshire Community YMCA Harvest Trail Race and Y Cup Relay
Cheshire, Connecticut · 🇺🇸 United States
Dates to be confirmedTrail
Sun 19.09.3 races
5km
1 course
17th Annual Farmington River Run 5K Trail Race
Farmington, Connecticut · 🇺🇸 United States
Dates to be confirmedTrail
6.4–14.5km
2 courses
Cockaponsett Trails to a Cure
Chester, Connecticut · 🇺🇸 United States
Dates to be confirmedTrail
6.9–13.2km
2 courses
Where the Pavement Ends Single & Double Loop
Ridgefield, Connecticut · 🇺🇸 United States
213–427 m D+
Dates to be confirmedTrailGPX
Other regions · United States
All countries →California288 upcoming racesTexas186 upcoming racesNorth Carolina142 upcoming racesWashington141 upcoming racesColorado140 upcoming racesPennsylvania137 upcoming racesFlorida125 upcoming racesArizona115 upcoming racesNew York114 upcoming racesGeorgia113 upcoming racesVirginia110 upcoming racesOhio102 upcoming racesUtah99 upcoming racesTennessee82 upcoming racesOregon77 upcoming racesMichigan70 upcoming racesSouth Carolina64 upcoming racesMissouri63 upcoming racesAlabama62 upcoming racesIllinois57 upcoming racesWisconsin53 upcoming racesNew Jersey52 upcoming racesMinnesota42 upcoming racesMassachusetts39 upcoming racesArkansas39 upcoming racesNew Mexico37 upcoming racesKansas35 upcoming racesNew Hampshire34 upcoming racesIndiana34 upcoming racesNevada34 upcoming racesMontana32 upcoming racesIowa31 upcoming racesMaryland30 upcoming racesKentucky30 upcoming racesLouisiana28 upcoming racesMaine24 upcoming racesWest Virginia24 upcoming racesIdaho22 upcoming racesOklahoma22 upcoming racesAlaska21 upcoming racesVermont18 upcoming racesNebraska17 upcoming racesMississippi12 upcoming racesWyoming11 upcoming racesRhode Island10 upcoming racesSouth Dakota9 upcoming racesDelaware7 upcoming racesHawaii5 upcoming racesNorth Dakota2 upcoming racesDistrict of Columbia1 upcoming race