28 runs, swims, rides and races in Maryland

From city marathons to local trail runs—find ultra events in cities and communities throughout Maryland.

• Allegany County (2)
• Anne Arundel County (1)
• Baltimore County (3)
• Calvert County (1)
• Clarksburg (1)
• Columbia (1)
• Eldersburg (1)
• Frederick County (1)
• Garrett County (1)
• Hancock (1)
• Harford County (2)
• Howard County (1)
• Montgomery County (1)
• Mount Airy (1)
• Pocomoke City (1)
• Prince George's County (1)
• Redland (1)
• Saint Mary's County (1)
• Salisbury (1)
• Severna Park (1)
• Washington County (2)
• Worcester County (2)