Half Marathons in Maryland — 2026

There are 26 half marathons in Maryland scheduled for 2026. The next is the Altra Charles Street 12 and 2-Person Relay presented by Kelly Benefits in Towson on September 5. Maryland half marathons run primarily September through May.

Medal Madness 5K, 10K, & 13.1M at Bel Air, MD (36)

Sat, Sep 5 · Bel Air, MD Bel Air

5K10KHalf Marathon

From $30 Open Closing Soon

Register →

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

Sat, Sep 5 · Towson, MD Towson

Virtual 2-Person RelayVirtual 12 Miler2-Person Relay +2

From $40 Open Closing Soon 50 spots left

Register →

Greenhorn Adventure Race

Sat, Sep 12 · Flintstone, MD Flintstone

Greenhorn Adventure Race

From $80 Open Closing Soon

Register →

Rev3 Back Bay

Sun, Sep 13 · Snow Hill, MD Snow Hill

SprintREV AquabikeSprintREV Relay (2 or 3 person team)SprintREV Triathlon +1

From $90 Open Closing Soon

Register →

Annapolis RUN for The Light House

Fri, Sep 18 · Annapolis, MD Annapolis

1 Mile Walk (In-Person)5k (In-Person)5K (Virtual) +2

From $25 Open 32 spots left

Register →

ASICS Susquehanna River Running Festival presented by University of Maryland Medical System

Sat, Sep 19 · Havre de Grace, MD Havre de Grace

ASA 5KVirtual 5K5-kilometer +5

From $35.85 Open Closing Soon 20 spots left

Register →

Run On The Rocks • 10M / Half / 20M

Sat, Sep 26 · Point Of Rocks, MD Point Of Rocks

10 MilerHalf Marathon (13.1 Miles)20 Miler

From $45 Open Closing Soon

Register →

Parks Half Marathon

Sun, Sep 27 · Rockville, MD Rockville

General Registration

From $84 Open Closing Soon

Register →

Charm City Run 20-Miler

Sun, Sep 27 · Freeland, MD Freeland

CCR Virtual 20-Mile RunCCR 20-Mile Run

From $55 Open Closing Soon

Register →

Haunted 5K, 10K & 13.1M at Bel Air, MD (40)

Sat, Oct 3 · Bel Air, MD Bel Air

5K10KHalf Marathon

From $30 Open

Register →

Great Allegany Run

Sat, Oct 3 · Cumberland, MD Cumberland

5K15K

From $40 Open

Register →

National Capital 20 Miler and Janet Braunstein 5 Miler

Sat, Oct 3 · Potomac, MD Potomac

Janet Braunstein 5 MilerNational Capital 20 Miler

From $35 Open Closing Soon

Register →

Baltimore Triathlon Festival

Sat, Oct 3 · Chase, MD Chase

Men's Sprint AquabikeWomen's Sprint AquabikeMen's Sprint Triathlon +8

From $40 Open Closing Soon

Register →

Haunted 5K, 10K & 13.1M at Camp Springs, MD (41)

Sat, Oct 10 · Camp Springs, MD Camp Springs

5K10K13.1M

From $30 Open

Register →

Chestertown Challenge Half Marathon Run and 5K Run/Walk

Sun, Oct 11 · Chestertown, MD Chestertown

5K Run5K WALKHalf Marathon +1

From $25 Open

Register →

Rev3 Mighty Matapeake

Sat, Oct 17 · Stevensville, MD Stevensville

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

From $90 Open

Register →

Medal Madness 5K, 10K & 13.1M at Camp Springs, MD (44)

Sat, Oct 31 · Camp Springs, MD Camp Springs

5K10K13.1M

From $30 Open

Register →

Gobbler 5K, 10K & 13.1M at Camp Springs, MD (45)

Sat, Nov 14 · Camp Springs, MD Camp Springs

5K10K13.1M

From $30 Open

Register →

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

Sat, Dec 5 · Bel Air, MD Bel Air

5K10KHalf Marathon

From $30 Open

Register →

Holiday 5K, 10K & 13.1M at Camp Springs, MD (50)

Sat, Dec 12 · Camp Springs, MD Camp Springs

5K10K13.1M

From $30 Open

Register →

Founders Half Marathon

Sun, Dec 13 · Potomac, MD Potomac

Half Marathon

From $10 Open

Register →

Naptown Half Marathon & 10K/5K

Sat, Dec 19 · Annapolis, MD Annapolis

5K10KHalf Marathon

From $40 Open

Register →

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

Sun, Jan 31 · Columbia, MD Columbia

5K5K5K - DEFER ENTRY +13

From $0 Closed

Register →

Annapolis Running Festival

Sat, Mar 20 · Annapolis, MD Annapolis

Virtual 5K2025 Virtual 5KVirtual 5K +27

From $0 Open

Register →

Hub City Half Marathon & 5K

Sun, Apr 18 · Hagerstown, MD Hagerstown

5K RunHalf MarathonHalf Marathon +1

From $3.77 Open

Register →

Frederick Running Festival

Sat, May 1 · Frederick, MD Frederick

5K - Charity Registration5K - Charity RegistrationVirtual 5k +27

From $0 Open

Register →