Course
The half marathon, 10K and 5K run out from Simsbury along the Farmington River and through surrounding farmland, with the half marathon covering two loops and passing through the town centre. Roads are closed for the races.
Half Marathon21.1 km
10K10 km
5K5 km
Key dates
- ·RegistrationNot open yet
- ★Race dayJune 2027 · date to be announced
Provisional date, projected from last year — the organiser has not announced this edition yet. We show the month only.
About
Organised by the Hartford Marathon Foundation, this race offers a half marathon, 10K and 5K along paved rail-trail through the Farmington Valley in Simsbury, just north of Hartford, on a course that stays largely flat and traffic-free.
Your next race, seen from above.
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Save Iron Horse Half Marathon to your season and RunCalendar reminds you the morning entries open and before they close. Free on iPhone, no account needed.
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A confirmed date shows its day; a provisional one shows only its month, because we won't claim a day we don't have. This page is rebuilt every night from the RunCalendar catalogue.