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Maryland Ultra Races

Upcoming ultra races in Maryland, sorted by date.

1 Mile5K10K15K10 MileHalf MarathonMarathonUltra

Nov 2026

Nov21Sat

64th Annual JFK 50 Mile presented by Altra

Boonsboro, MD

50.2 Milesregistration closed

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Mar 2027

Mar6Sat

MCRRC Seneca Creek Greenway Trail Marathon & 50K

Gaithersburg, MD · from $70

50K26.2 Miles

Apr 2027

Apr10Sat

UltraTrax Wisp

McHenry, MD · from $68

28 Miles21 Miles14 Miles7 Miles

Pace calculator →

Pace, finish time, race predictions and training paces.

Mile-by-mile pace band →

Printable splits with negative-split and hill adjustments.

Race listings come from RunSignup. Dates, prices and details can change, so confirm on the race's registration page.