Half Marathons in Maryland — 2026

There are 30 half marathons in Maryland scheduled for 2026. The next is the Chestertown Challenge Half Marathon Run and 5K Run/Walk in Chestertown on October 11. Maryland half marathons run primarily October through September.

Haunted 5K, 10K & 13.1M at Fort Washington, MD (41)

Sat, Oct 10 · Fort Washington, MD Fort Washington

5K10K13.1M

From $30 Open Closing Soon

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Chestertown Challenge Half Marathon Run and 5K Run/Walk

Sun, Oct 11 · Chestertown, MD Chestertown

5K Run5K WALKHalf Marathon +1

From $25 Open Closing Soon

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Rev3 Mighty Matapeake

Sat, Oct 17 · Stevensville, MD Stevensville

SprintREV AquabikeSprintREV Relay (2 or 3 members)SprintREV Triathlon +1

From $90 Open Closing Soon

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Medal Madness 5K, 10K & 13.1M at Fort Washington, MD (44)

Sat, Oct 31 · Fort Washington, MD Fort Washington

5K10K13.1M

From $30 Open

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Gobbler 5K, 10K & 13.1M at Fort Washington, MD (45)

Sat, Nov 14 · Fort Washington, MD Fort Washington

5K10K13.1M

From $30 Open

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Great Falls Half (Half/10k/5k)

Sat, Nov 21 · Potomac, MD Potomac

Great Falls 5kGreat Falls 10kGreat Falls Half Marathon

From $50 Open

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Holiday 5K, 10K, & 13.1M at Bel Air, MD (49)

Sat, Dec 5 · Bel Air, MD Bel Air

5K10KHalf Marathon

From $30 Open

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MCRRC Winter Half-Marathon Program

Sun, Dec 6 · Rockville, MD Rockville

MCRRC Winter Half-Marathon Program (Must be an MCRRC Member!)MCRRC Winter Half-Marathon Program (Must be an MCRRC Member!)

From $90 Open

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Holiday 5K, 10K & 13.1M at Fort Washington, MD (50)

Sat, Dec 12 · Fort Washington, MD Fort Washington

5K10K13.1M

From $30 Open

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Anniversary Run 15K

Sun, Dec 13 · Annapolis, MD Annapolis

2026 Anniversary Run 15K

From $15 Open

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Founders Half Marathon

Sun, Dec 13 · Potomac, MD Potomac

Half Marathon

From $10 Open

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Naptown Half Marathon & 10K/5K

Sat, Dec 19 · Annapolis, MD Annapolis

5K10KHalf Marathon

From $40 Open

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New Year 5K, 10K, & 13.1M at Bel Air, MD (01)

Sat, Jan 2 · Bel Air, MD Bel Air

5K10KHalf Marathon

From $30 Open

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Little Patuxent River Half Marathon, 10K, & 5K

Sun, Jan 31 · Columbia, MD Columbia

5K - DEFER ENTRY5K5K +13

From $0 Closed

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Pirate 5K, 10K, & 13.1M at Bel Air, MD (06)

Sat, Feb 6 · Bel Air, MD Bel Air

5K10KHalf Marathon

From $30 Open

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Medal Madness 5K, 10K, & 13.1M at Bel Air, MD (10)

Sat, Mar 6 · Bel Air, MD Bel Air

5K5K10K +3

From $30 Open

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Annapolis Running Festival

Sat, Mar 20 · Annapolis, MD Annapolis

2025 Virtual 5K2026 Virtual 5KVirtual 5K +27

From $0 Open

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Bunny 5K, 10K, & 13.1M at Bel Air, MD (14)

Sat, Apr 3 · Bel Air, MD Bel Air

5K5K10K +3

From $30 Open

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Columbia Duathlon

Sun, Apr 11 · Columbia, MD Columbia

7-10 yrs Youth7-10 yrs Youth11-15 yrs Youth +5

From $0 Closed 2 spots left

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Hub City Half Marathon & 5K

Sun, Apr 18 · Hagerstown, MD Hagerstown

5K RunHalf MarathonHalf Marathon +1

From $3.77 Open

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Kent Island Fast & Furriest Run for Rescues

Sun, Apr 25 · Stevensville, MD Stevensville

Fast & Furriest Run for Rescues 5KFast & Furriest Run for Rescues Virtual Race (all distances)Fast & Furriest Run for Rescues Virtual Race (all distances) +5

From $40 Closed

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Frederick Running Festival

Sat, May 1 · Frederick, MD Frederick

Twilight 5K5K - Charity RegistrationVirtual 5k +27

From $0 Open

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Luau 5K, 10K, & 13.1M at Bel Air, MD (18)

Sat, May 1 · Bel Air, MD Bel Air

5K5K10K +3

From $30 Open

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Medal Madness 5K, 10K, & 13.1M at Bel Air, MD (23)

Sat, Jun 5 · Bel Air, MD Bel Air

5K10K13.1M

From $30 Open

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Columbia Triathlon

Sun, Jun 13 · Columbia, MD Columbia

Super SprintSuper SprintSprint +1

From $85 Closed

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Eagle 5K, 10K, & 13.1M at Bel Air, MD (27)

Sat, Jul 3 · Bel Air, MD Bel Air

5K5K10K +3

From $30 Open

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Hagerstown Sprint & Youth Triathlon

Sat, Aug 7 · Hagerstown, MD Hagerstown

Sprint AquabikeAqua-Bike SprintSprint Duathlon +10

From $60 Closed

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Squirrel 5K, 10K, & 13.1M at Bel Air, MD (32)

Sat, Aug 7 · Bel Air, MD Bel Air

5K5K10K +3

From $30 Open

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Altra Charles Street 12 and 2-Person Relay presented by Kelly Benefits EARLY BIRD REGISTRATION (2027)

Sat, Sep 4 · Towson, MD Towson

2-Person Relay12 Miler

From $50 Open

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Altra Charles Street 12 and 2-Person Relay presented by Kelly Benefits

Sat, Sep 4 · Towson, MD Towson

Virtual 2-Person RelayVirtual 2-Person RelayASA 12 Miler +7

From $40 Open 50 spots left

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Annapolis RUN for The Light House

Fri, Sep 10 · Annapolis, MD Annapolis

1 Mile Walk (In-Person)1 Mile Walk (In-Person)5k (In-Person) +7

From $25 Closed 32 spots left

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