Races›United States›Connecticut›Forbidden Forest 30 Hour Ultra
Stratford, CT, seen from above
October 2027 · date to be announced

Forbidden Forest 30 Hour Ultra

Stratford, Connecticut · United States
UltraForest100% trail

Loop climbs Roosevelt Forest's 'OMG' hill each lap

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Course

A 30-hour timed ultra on an irregular 2.5-mile loop in Roosevelt Forest, over New England roots, rocks and rolling hills with about 201 ft of gain a lap. Entrants pick 26.2 miles, 50K, 50 miles, 100K, 100 miles or simply run as far as they can; 40 loops makes 100 miles. The pavilion is the sole aid station, stocked day and night.

100 Mile100 mi
100K100 km
50 Mile50 mi
50K50 km
Marathon42.2 km

Key dates

Provisional date, projected from last year — the organiser has not announced this edition yet. We show the month only.

About

The Forbidden Forest Ultra is a 30-hour timed race on a 2.5-mile loop through Roosevelt Forest in Stratford, on typical New England terrain of roots, rocks and rolling hills. Runners choose their own target distance, from a marathon up to 100 miles, with a finisher buckle for completing the full 100.

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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.