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Half Marathons Found In Maryland in October

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Half Marathons in Maryland in October 2025

Find A Race is the US's favourite event listings site. Check out our list of October 2025 Half Marathons in Maryland below.

Race Calendar: Half Marathons Found In October

Haunted 1M, 5K, 10K, 15K, & Half Marathon at Cedar Lane Regional Park, Bel Air, MD (40)

Bel Air, Maryland
04 Oct 25
$27.50 - $69.90

Baltimore Running Festival

Baltimore, Maryland
18 Oct 25
Free - $186.15
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